TL750M08CKTPR [TI]

LOW-DROPOUT VOLTAGE REGULATORS; 低压差稳压器
TL750M08CKTPR
型号: TL750M08CKTPR
厂家: TEXAS INSTRUMENTS    TEXAS INSTRUMENTS
描述:

LOW-DROPOUT VOLTAGE REGULATORS
低压差稳压器

稳压器
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中文:  中文翻译
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TL750M, TL751M SERIES  
LOW-DROPOUT VOLTAGE REGULATORS  
SLVS021H – JANUARY 1988 – REVISED JANUARY 2000  
Very Low Dropout Voltage, Less Than 0.6 V  
at 750 mA  
60-V Load-Dump Protection  
Overvoltage Protection  
Low Quiescent Current  
Internal Thermal Overload Protection  
Internal Overcurrent-Limiting Circuitry  
TTL- and CMOS-Compatible Enable on  
TL751M Series  
description  
The TL750M and TL751M series are low-dropout positive voltage regulators specifically designed for  
battery-powered systems. The TL750M and TL751M series incorporate onboard overvoltage and  
current-limiting protection circuitry to protect the devices and the regulated system. Both series are fully  
protected against 60-V load-dump and reverse-battery conditions. Extremely low quiescent current, even  
during full-load conditions, makes the TL750M and TL751M series ideal for standby power systems.  
The TL750M and TL751M series offers 5-V, 8-V, 10-V, and 12-V options. The TL751M series has the addition  
of an enable (ENABLE) input. The ENABLE input gives the designer complete control over power up, allowing  
sequential power up or emergency shutdown. When ENABLE is high, the regulator output is placed in the  
high-impedance state. The ENABLE input is TTL- and CMOS-compatible.  
The TL750MxxC and TL751MxxC are characterized for operation over the virtual junction temperature range  
0°C to 125°C.  
AVAILABLE OPTIONS  
PACKAGED DEVICES  
V
TYP  
(V)  
CHIP  
FORM  
(Y)  
O
HEAT-SINK  
MOUNTED  
(3-PIN)  
PLASTIC  
FLANGE MOUNT  
(KTE)  
PLASTIC  
FLANGE MOUNT  
(KTG)  
PLASTIC  
FLANGE MOUNT  
(KTP)  
T
J
(KC)  
5
8
TL750M05CKC  
TL750M08CKC  
TL750M10CKC  
TL750M12CKC  
TL750M05CKTE  
TL750M08CKTE  
TL750M10CKTE  
TL750M12CKTE  
TL751M05CKTG  
TL751M08CKTG  
TL751M10CKTG  
TL751M12CKTG  
TL750M05CKTPR TL750M05Y  
TL750M08CKTPR TL750M08Y  
TL750M10CKTPR TL750M10Y  
TL750M12CKTPR TL750M12Y  
0°C to 125°C  
10  
12  
The KTE and KTG packages are available taped and reeled. The KTP is only available taped and reeled. Add the suffix R to device  
type (e.g., TL750M05CKTER). Chip forms are tested at 25°C.  
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of  
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.  
Copyright 2000, Texas Instruments Incorporated  
PRODUCTION DATA information is current as of publication date.  
Products conform to specifications per the terms of Texas Instruments  
standard warranty. Production processing does not necessarily include  
testing of all parameters.  
1
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
TL750M, TL751M SERIES  
LOW-DROPOUT VOLTAGE REGULATORS  
SLVS021H – JANUARY 1988 – REVISED JANUARY 2000  
TL750M . . . KC PACKAGE  
(TOP VIEW)  
TL750M . . . KTE PACKAGE  
(TOP VIEW)  
OUTPUT  
COMMON  
INPUT  
OUTPUT  
COMMON  
INPUT  
TO-220AB  
O
C
I
O
C
I
TL750M . . . KTP PACKAGE  
(TOP VIEW)  
TL751M . . . KTG PACKAGE  
(TOP VIEW)  
NC  
OUTPUT  
OUTPUT  
COMMON  
INPUT  
COMMON  
INPUT  
COMMON  
ENABLE  
O
C
I
N
O
C
I
E
The common terminal is in electrical contact with the mounting base.  
NC – No internal connection  
TL751Mxx functional block diagram  
INPUT  
DEVICE  
COMPONENT  
COUNT  
ENABLE  
Enable  
Current  
Limiting  
Transistors  
46  
14  
44  
4
Diodes  
28 V  
_
+
Resistors  
Capacitors  
JFETs  
OUTPUT  
Bandgap  
1
Overvoltage/  
Thermal  
Shutdown  
Tunnels  
(emitter R)  
2
COMMON  
2
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
TL750M, TL751M SERIES  
LOW-DROPOUT VOLTAGE REGULATORS  
SLVS021H – JANUARY 1988 – REVISED JANUARY 2000  
absolute maximum ratings over virtual junction temperature range (unless otherwise noted)  
Continuous input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 V  
Transient input voltage (see Figure 3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 V  
Continuous reverse input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –15 V  
Transient reverse input voltage: t = 100 ms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –50 V  
Package thermal impedance, θ (see Notes 1 and 2): KC package . . . . . . . . . . . . . . . . . . . . . . . . . . . 22°C/W  
JA  
KTE package . . . . . . . . . . . . . . . . . . . . . . . . . 23°C/W  
KTG package . . . . . . . . . . . . . . . . . . . . . . . . . 23°C/W  
KTP package . . . . . . . . . . . . . . . . . . . . . . . . . 28°C/W  
Virtual junction temperature range, T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0°C to 150°C  
J
Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 260°C  
Storage temperature range, T  
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65°C to 150°C  
stg  
Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and  
functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not  
implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.  
NOTES: 1. Maximum power dissipation is a function of T (max), θ , and T . The maximum allowable power dissipation at any allowable  
JA  
J
A
ambient temperature is P = (T (max) – T )/θ . Operating at the absolute maximum T of 150°C can impact reliability. Due to  
D
J
A
JA  
J
variation in individual device electrical characteristics and thermal resistance, the built-in thermal overload protection may be  
activated at power levels slightly above or below the rated dissipation.  
2. The package thermal impedance is calculated in accordance with JESD 51.  
recommended operating conditions  
MIN  
6
MAX  
26  
UNIT  
TL75xM05  
TL75xM08  
TL75xM10  
TL75xM12  
TL751Mxx  
TL751Mxx  
TL75xMxxC  
TL75xMxxC  
9
26  
Input voltage range, V  
V
I
11  
13  
2
26  
26  
High-level ENABLE input voltage, V  
15  
V
V
IH  
Low-level ENABLE input voltage, V  
0
0.8  
750  
125  
IL  
Output current range, I  
mA  
°C  
O
Operating virtual junction temperature range, T  
0
J
electrical characteristics, V = 14 V, I = 300 mA, T = 25°C  
I
O
J
TL751MXXX  
PARAMETER  
UNIT  
MIN  
TYP  
MAX  
50  
µs  
Response time, ENABLE to output  
3
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
TL750M, TL751M SERIES  
LOW-DROPOUT VOLTAGE REGULATORS  
SLVS021H – JANUARY 1988 – REVISED JANUARY 2000  
electrical characteristics, V = 14 V, I = 300 mA, ENABLE at 0 V for TL751M05, T = 25°C (unless  
I
O
J
otherwise noted) (see Note 3)  
TL750M05C  
TL751M05C  
PARAMETER  
TEST CONDITIONS  
UNIT  
MIN  
TYP  
MAX  
5.05  
5.1  
4.95  
4.9  
5
Output voltage  
V
T = 0°C to 125°C  
J
V = 9 V to 16 V,  
I
I
= 250 mA  
= 250 mA  
10  
12  
55  
20  
25  
I
O
Input voltage regulation  
mV  
V = 6 V to 26 V,  
I
50  
O
Ripple rejection  
V = 8 V to 18 V,  
I
f = 120 Hz  
50  
dB  
Output voltage regulation  
I
= 5 mA to 750 mA  
= 500 mA  
50  
0.5  
0.6  
mV  
O
O
O
I
I
Dropout voltage  
V
= 750 mA  
Output noise voltage  
f = 10 Hz to 100 kHz  
500  
60  
µV  
mA  
µA  
I
= 750 mA  
= 10 mA  
75  
5
O
O
Bias current  
I
Bias current (TL751M05C and TL751M05Q only)  
ENABLE V 2 V  
IH  
200  
NOTE 3: Pulse-testing techniques maintain the junction temperature as close to the ambient temperature as possible. Thermal effects must be  
taken into account separately. All characteristics are measured with a 0.1-µF capacitor across the input and a 10-µF tantalum capacitor  
on the output, with equivalent series resistance within the guidelines shown in Figure 3.  
electrical characteristics, V = 14 V, I = 300 mA, ENABLE at 0 V for TL751M08, T = 25°C (unless  
I
O
J
otherwise noted) (see Note 3)  
TL750M08C  
TL751M08C  
PARAMETER  
TEST CONDITIONS  
UNIT  
MIN  
TYP  
MAX  
8.08  
8.16  
40  
7.92  
7.84  
8
Output voltage  
V
T = 0°C to 125°C  
J
V = 10 V to 17 V,  
I
I
= 250 mA  
= 250 mA  
12  
15  
55  
24  
I
O
Input voltage regulation  
mV  
V = 9 V to 26 V,  
I
68  
O
Ripple rejection  
V = 11 V to 21 V,  
I
f = 120 Hz  
50  
dB  
Output voltage regulation  
I
O
I
O
I
O
= 5 mA to 750 mA  
= 500 mA  
80  
0.5  
0.6  
mV  
Dropout voltage  
V
= 750 mA  
Output noise voltage  
Bias current  
f = 10 Hz to 100 kHz  
500  
60  
µV  
mA  
µA  
I
= 750 mA  
= 10 mA  
75  
5
O
O
I
Bias current (TL751Mxx only)  
200  
ENABLE V 2 V  
IH  
NOTE 3: Pulse-testing techniques maintain the junction temperature as close to the ambient temperature as possible. Thermal effects must be  
taken into account separately. All characteristics are measured with a 0.1-µF capacitor across the input and a 10-µF tantalum capacitor  
on the output, with equivalent series resistance within the guidelines shown in Figure 3.  
4
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
TL750M, TL751M SERIES  
LOW-DROPOUT VOLTAGE REGULATORS  
SLVS021H – JANUARY 1988 – REVISED JANUARY 2000  
electrical characteristics, V = 14 V, I = 300 mA, ENABLE at 0 V for TL751M10, T = 25°C (unless  
I
O
J
otherwise noted) (see Note 3)  
TL750M10C  
TL751M10C  
PARAMETER  
TEST CONDITIONS  
UNIT  
MIN  
TYP  
MAX  
10.1  
10.2  
43  
9.9  
9.8  
10  
Output voltage  
V
T = 0°C to 125°C  
J
V = 12 V to 18 V,  
I
I
= 250 mA  
= 250 mA  
15  
20  
55  
30  
I
O
Input voltage regulation  
mV  
V = 11 V to 26 V,  
I
75  
O
Ripple rejection  
V = 13 V to 23 V,  
I
f = 120 Hz  
50  
dB  
Output voltage regulation  
I
O
I
O
I
O
= 5 mA to 750 mA  
= 500 mA  
100  
0.5  
0.6  
mV  
Dropout voltage  
V
= 750 mA  
Output noise voltage  
Bias current  
f = 10 Hz to 100 kHz  
1000  
60  
µV  
mA  
µA  
I
= 750 mA  
= 10 mA  
75  
5
O
O
I
Bias current (TL751Mxx only)  
200  
ENABLE V 2 V  
IH  
NOTE 3: Pulse-testing techniques maintain the junction temperature as close to the ambient temperature as possible. Thermal effects must be  
taken into account separately. All characteristics are measured with a 0.1-µF capacitor across the input and a 10-µF tantalum capacitor  
on the output, with equivalent series resistance within the guidelines shown in Figure 3.  
electrical characteristics, V = 14 V, I = 300 mA, ENABLE at 0 V for TL751M12, T = 25°C (unless  
I
O
J
otherwise noted) (see Note 3)  
TL750M12C  
TL751M12C  
PARAMETER  
TEST CONDITIONS  
UNIT  
MIN  
TYP  
MAX  
11.88  
11.76  
12 12.12  
12.24  
Output voltage  
V
T = 0°C to 125°C  
J
V = 14 V to 19 V,  
I
I
= 250 mA  
= 250 mA  
15  
20  
55  
30  
43  
78  
I
O
Input voltage regulation  
mV  
V = 13 V to 26 V,  
I
O
Ripple rejection  
V = 13 V to 23 V,  
I
f = 120 Hz  
50  
dB  
Output voltage regulation  
I
O
I
O
I
O
= 5 mA to 750 mA  
= 500 mA  
120  
0.5  
0.6  
mV  
Dropout voltage  
V
= 750 mA  
Output noise voltage  
Bias current  
f = 10 Hz to 100 kHz  
1000  
60  
µV  
mA  
µA  
I
I
= 750 mA  
= 10 mA  
75  
5
O
O
Bias current (TL751Mxx only)  
200  
ENABLE V 2 V  
IH  
NOTE 3: Pulse-testing techniques maintain the junction temperature as close to the ambient temperature as possible. Thermal effects must be  
taken into account separately. All characteristics are measured with a 0.1-µF capacitor across the input and a 10-µF tantalum capacitor  
on the output, with equivalent series resistance within the guidelines shown in Figure 3.  
5
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
TL750M, TL751M SERIES  
LOW-DROPOUT VOLTAGE REGULATORS  
SLVS021H – JANUARY 1988 – REVISED JANUARY 2000  
electrical characteristics, V = 14 V, I = 300 mA, ENABLE at 0 V, T = 25°C (unless otherwise noted)  
I
O
J
(see Note 3)  
TL750M05Y  
PARAMETER  
TEST CONDITIONS  
UNIT  
V
MIN  
TYP  
5
MAX  
Output voltage  
V = 9 V to 16 V,  
I
I
= 250 mA  
= 250 mA  
10  
12  
55  
20  
500  
60  
I
O
Input voltage regulation  
mV  
V = 6 V to 26 V,  
I
O
Ripple rejection  
V = 8 V to 18 V,  
I
f = 120 Hz  
dB  
mV  
µV  
Output voltage regulation  
Output noise voltage  
Bias current  
I
O
= 5 mA to 750 mA  
f = 10 Hz to 100 kHz  
= 750 mA  
I
O
mA  
NOTE 3: Pulse-testing techniques maintain the junction temperature as close to the ambient temperature as possible. Thermal effects must be  
taken into account separately. All characteristics are measured with a 0.1-µF capacitor across the input and a 10-µF tantalum capacitor  
on the output, with equivalent series resistance within the guidelines shown in Figure 3.  
electrical characteristics, V = 14 V, I = 300 mA, ENABLE at 0 V, T = 25°C (unless otherwise noted)  
I
O
J
(see Note 3)  
TL750M08Y  
PARAMETER  
TEST CONDITIONS  
UNIT  
V
MIN  
TYP  
8
MAX  
Output voltage  
V = 10 V to 17 V,  
I
I
= 250 mA  
= 250 mA  
12  
15  
55  
24  
500  
60  
I
O
Input voltage regulation  
mV  
V = 9 V to 26 V,  
I
O
Ripple rejection  
V = 11 V to 21 V,  
I
f = 120 Hz  
dB  
mV  
µV  
Output voltage regulation  
Output noise voltage  
Bias current  
I
O
= 5 mA to 750 mA  
f = 10 Hz to 100 kHz  
= 750 mA  
I
O
mA  
NOTE 3: Pulse-testing techniques maintain the junction temperature as close to the ambient temperature as possible. Thermal effects must be  
taken into account separately. All characteristics are measured with a 0.1-µF capacitor across the input and a 10-µF tantalum capacitor  
on the output, with equivalent series resistance within the guidelines shown in Figure 3.  
electrical characteristics, V = 14 V, I = 300 mA, ENABLE at 0 V, T = 25°C (unless otherwise noted)  
I
O
J
(see Note 3)  
TL750M10Y  
PARAMETER  
TEST CONDITIONS  
UNIT  
V
MIN  
TYP  
10  
MAX  
Output voltage  
V = 12 V to 18 V,  
I
I
= 250 mA  
= 250 mA  
15  
I
O
Input voltage regulation  
mV  
V = 11 V to 26 V,  
I
20  
O
Ripple rejection  
V = 13 V to 23 V,  
f = 120 Hz  
55  
dB  
mV  
µV  
I
Output voltage regulation  
Output noise voltage  
Bias current  
I
O
= 5 mA to 750 mA  
30  
f = 10 Hz to 100 kHz  
= 750 mA  
1000  
60  
I
O
mA  
NOTE 3: Pulse-testing techniques maintain the junction temperature as close to the ambient temperature as possible. Thermal effects must be  
taken into account separately. All characteristics are measured with a 0.1-µF capacitor across the input and a 10-µF tantalum capacitor  
on the output, with equivalent series resistance within the guidelines shown in Figure 3.  
6
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
TL750M, TL751M SERIES  
LOW-DROPOUT VOLTAGE REGULATORS  
SLVS021H – JANUARY 1988 – REVISED JANUARY 2000  
TL751M12Y electrical characteristics, V = 14 V, I = 300 mA, ENABLE at 0 V, T = 25°C (unless  
I
O
J
otherwise noted) (see Note 3)  
TL750M12Y  
PARAMETER  
Output voltage  
TEST CONDITIONS  
UNIT  
V
MIN  
TYP  
12  
MAX  
V = 14 V to 19 V,  
I
I
= 250 mA  
= 250 mA  
15  
I
O
Input voltage regulation  
mV  
V = 13 V to 26 V,  
I
20  
O
Ripple rejection  
V = 13 V to 23 V,  
f = 120 Hz  
55  
dB  
mV  
µV  
I
Output voltage regulation  
Output noise voltage  
Bias current  
I
O
= 5 mA to 750 mA  
30  
f = 10 Hz to 100 kHz  
= 750 mA  
1000  
60  
I
O
mA  
NOTE 3: Pulse-testing techniques maintain the junction temperature as close to the ambient temperature as possible. Thermal effects must be  
taken into account separately. All characteristics are measured with a 0.1-µF capacitor across the input and a 10-µF tantalum capacitor  
on the output, with equivalent series resistance within the guidelines shown in Figure 3.  
PARAMETER MEASUREMENT INFORMATION  
The TL751Mxx is a low-dropout regulator. This means that the capacitance loading is important to the performance  
of the regulator because it is a vital part of the control loop. The capacitor value and the equivalent series resistance  
(ESR) both affect the control loop and must be defined for the load range and the temperature range. Figures 1 and 2  
can establish the capacitance value and ESR range for the best regulator performance.  
Figure 1 shows the recommended range of ESR for a given load with a 10-µF capacitor on the output. This figure  
also shows a maximum ESR limit of 2 and a load-dependent minimum ESR limit.  
For applications with varying loads, the lightest load condition should be chosen because it is the worst case. Figure 2  
shows the relationship of the reciprocal of ESR to the square root of the capacitance with a minimum capacitance  
limit of 10 µF and a maximum ESR limit of 2 . This figure establishes the amount that the minimum ESR limit shown  
in Figure 1 can be adjusted for different capacitor values. For example, where the minimum load needed is 200 mA,  
Figure 2 suggests an ESR range of 0.8 to 2 for 10 µF. Figure 2 shows that changing the capacitor from 10 µF  
to 400 µF can change the ESR minimum by greater than 3/0.5 (or 6). Therefore, the new minimum ESR value is 0.8/6  
(or 0.13 ). This allows an ESR range of 0.13 to 2 , achieving an expanded ESR range by using a larger capacitor  
at the output. For better stability in low-current applications, a small resistance placed in series with the capacitor (see  
Table 1) is recommended, so that ESRs better approximate those shown in Figures 1 and 2.  
7
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
TL750M, TL751M SERIES  
LOW-DROPOUT VOLTAGE REGULATORS  
SLVS021H – JANUARY 1988 – REVISED JANUARY 2000  
PARAMETER MEASUREMENT INFORMATION  
Table 1. Compensation for Increased Stability at Low Currents  
ESR  
TYP  
ADDITIONAL  
RESISTANCE  
MANUFACTURER CAPACITANCE  
PART NUMBER  
AVX  
15 µF  
33 µF  
0.9 Ω  
0.6 Ω  
TAJB156M010S  
1 Ω  
KEMET  
T491D336M010AS  
0.5 Ω  
I  
L
Applied Load  
Current  
Load  
Voltage  
V = I × ESR  
V  
L
L
L
OUTPUT CAPACITOR  
EQUIVALENT SERIES RESISTANCE (ESR)  
STABILITY  
vs  
vs  
EQUIVALENT SERIES RESISTANCE (ESR)  
LOAD CURRENT RANGE  
3
2.8  
2.6  
2.4  
2.2  
2
0.04  
0.035  
0.03  
Not Recommended  
Recommended Min ESR  
Potential Instability  
1000 µF  
C
= 10 µF  
L
I
C = 0.1 µF  
f = 120 Hz  
This Region Not  
Recommended for  
Operation  
Region of  
Best Stability  
0.025  
0.02  
1.8  
1.6  
1.4  
1.2  
1
Max ESR Boundary  
400 µF  
Region of Best Stability  
200 µF  
100 µF  
0.015  
0.01  
0.8  
0.6  
0.4  
0.2  
0
Min ESR  
Boundary  
0.005  
0
22 µF  
10 µF  
Potential Instability Region  
0
0.5  
1
1.5  
2
2.5  
3
3.5  
4
4.5  
5
0
0.1  
0.2  
0.3  
0.4  
0.5  
I
L
– Load Current Range – A  
1/ESR  
Figure 1  
Figure 2  
8
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
TL750M, TL751M SERIES  
LOW-DROPOUT VOLTAGE REGULATORS  
SLVS021H – JANUARY 1988 – REVISED JANUARY 2000  
TYPICAL CHARACTERISTICS  
Table of Graphs  
FIGURE  
Transient input voltage vs Time  
3
4
Output voltage vs Input voltage  
I
I
= 10 mA  
5
O
Input current vs Input voltage  
= 100 mA  
6
O
Dropout voltage vs Output current  
Quiescent current vs Output current  
Load transient response  
7
8
9
Line transient response  
10  
OUTPUT VOLTAGE  
TRANSIENT INPUT VOLTAGE  
vs  
vs  
TIME  
INPUT VOLTAGE  
14  
60  
50  
I
T
= 10 mA  
= 25°C  
O
J
T
= 25°C  
J
TL75xM12  
(–t/0.230)  
V = 14 V + 46e  
I
for t 5 ms  
12  
10  
TL75xM10  
TL75xM08  
40  
30  
8
6
t = 1 ms  
r
20  
10  
TL75xM05  
4
2
0
0
0
100  
200  
300  
400  
500  
600  
0
2
4
6
8
10  
12  
14  
t – Time – ms  
V – Input Voltage – V  
I
Figure 3  
Figure 4  
9
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
TL750M, TL751M SERIES  
LOW-DROPOUT VOLTAGE REGULATORS  
SLVS021H – JANUARY 1988 – REVISED JANUARY 2000  
TYPICAL CHARACTERISTICS  
INPUT CURRENT  
vs  
INPUT CURRENT  
vs  
INPUT VOLTAGE  
INPUT VOLTAGE  
200  
180  
160  
350  
300  
250  
I
T
= 10 mA  
= 25°C  
O
J
I
T
= 100 mA  
= 25°C  
O
J
140  
120  
100  
200  
150  
80  
60  
100  
50  
40  
20  
0
0
0
2
4
6
8
10  
12  
14  
0
2
4
6
8
10  
12  
14  
V – Input Voltage – V  
I
V – Input Voltage – V  
I
Figure 5  
Figure 6  
DROPOUT VOLTAGE  
vs  
QUIESCENT CURRENT  
vs  
OUTPUT CURRENT  
OUTPUT CURRENT  
12  
10  
250  
225  
T
= 25°C  
T
J
= 25°C  
J
I
V = 14 V  
200  
175  
8
6
150  
125  
4
100  
75  
2
0
50  
0
50  
100  
150  
200  
250  
300  
0
20  
40  
60  
80  
100 150 250 350  
I
O
– Output Current – mA  
I
O
– Output Current – mA  
Figure 7  
Figure 8  
10  
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
TL750M, TL751M SERIES  
LOW-DROPOUT VOLTAGE REGULATORS  
SLVS021H – JANUARY 1988 – REVISED JANUARY 2000  
TYPICAL CHARACTERISTICS  
LINE TRANSIENT RESPONSE  
LOAD TRANSIENT RESPONSE  
200  
100  
0
V
= V + 1 V  
O
I(NOM)  
ESR = 2  
= 20 mA  
I
C
L
L
J
= 10 µF  
= 25°C  
T
– 100  
V
= V + 1 V  
O
I(NOM)  
ESR = 2  
– 200  
150  
100  
50  
C
T
= 10 µF  
= 25°C  
L
J
0
0
20  
40  
60  
80  
100 150 250 350  
0
50  
100 150 200 250 300 350  
t – Time – µs  
t – Time – µs  
Figure 9  
Figure 10  
11  
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
IMPORTANT NOTICE  
Texas Instruments and its subsidiaries (TI) reserve the right to make changes to their products or to discontinue  
any product or service without notice, and advise customers to obtain the latest version of relevant information  
to verify, before placing orders, that information being relied on is current and complete. All products are sold  
subject to the terms and conditions of sale supplied at the time of order acknowledgement, including those  
pertaining to warranty, patent infringement, and limitation of liability.  
TI warrants performance of its semiconductor products to the specifications applicable at the time of sale in  
accordance with TI’s standard warranty. Testing and other quality control techniques are utilized to the extent  
TI deems necessary to support this warranty. Specific testing of all parameters of each device is not necessarily  
performed, except those mandated by government requirements.  
CERTAIN APPLICATIONS USING SEMICONDUCTOR PRODUCTS MAY INVOLVE POTENTIAL RISKS OF  
DEATH, PERSONAL INJURY, OR SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE (“CRITICAL  
APPLICATIONS”). TI SEMICONDUCTOR PRODUCTS ARE NOT DESIGNED, AUTHORIZED, OR  
WARRANTED TO BE SUITABLE FOR USE IN LIFE-SUPPORT DEVICES OR SYSTEMS OR OTHER  
CRITICAL APPLICATIONS. INCLUSION OF TI PRODUCTS IN SUCH APPLICATIONS IS UNDERSTOOD TO  
BE FULLY AT THE CUSTOMER’S RISK.  
In order to minimize risks associated with the customer’s applications, adequate design and operating  
safeguards must be provided by the customer to minimize inherent or procedural hazards.  
TI assumes no liability for applications assistance or customer product design. TI does not warrant or represent  
that any license, either express or implied, is granted under any patent right, copyright, mask work right, or other  
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Copyright 2000, Texas Instruments Incorporated  

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