XC61FN6011ML [TOREX]

Power Management Circuit;
XC61FN6011ML
型号: XC61FN6011ML
厂家: Torex Semiconductor    Torex Semiconductor
描述:

Power Management Circuit

光电二极管
文件: 总12页 (文件大小:700K)
中文:  中文翻译
下载:  下载PDF数据表文档文件
APPLICATIONS  
CMOS  
Mini Mold Package  
Highly Accurate  
Built-In Delay Circuit 1ms ~ 50ms  
50ms ~ 200ms  
Microprocessor reset circuitry  
Memory battery back-up circuits  
Power-on reset circuits  
: ± 2%  
Power failure detection  
System battery life and charge voltage monitors  
Delay circuitry  
80ms ~ 400ms  
Low Power Consumption  
:
1.0  
μ
A (TYP.) [VIN = 2.0V]  
GENERAL DESCRIPTION  
The XC61F series are highly accurate, low power  
consumption voltage detectors, manufactured using  
CMOS and laser trimming technologies. A delay circuit  
is built-in to each detector.  
Detect voltage is extremely accurate with minimal  
temperature drift.  
Both CMOS and N-channel open drain output  
configurations are available.  
Since the delay circuit is built-in, peripherals are  
unecessary and high density mounting is possible.  
FEATURES  
Highly Accurate  
: ± 2%  
Low Power Consumption : 1.0μA(TYP.)[ VIN=2.0V ]  
Detect Voltage Range  
Operating Voltage Range : 0.7V ~ 10.0V  
Detect Voltage Temperature Characteristics  
:±100ppm/(TYP.)  
Built-In Delay Circuit : 1ms ~ 50ms  
50ms ~ 200ms  
:
1.6V ~ 6.0V in 100mV increments  
80ms ~ 400ms  
Output Configuration  
Ultra Small Packages  
:
:
:
N-channel open drain or CMOS  
SOT-23(150mW) mini-mold  
SOT-89 (500mW) mini-power mold  
: TO-92 (300mW)  
* No parts are available with an accuracy of ± 1%  
TYPICAL PERFORMANCE  
TYPICAL APPLICATION CIRCUITS  
CHARACTERISTICS  
Ambient Temperature:Ta()  
89  
XC61F Series  
PIN CONFIGURATION  
PIN ASSIGNMENT  
PIN NUMBER  
PIN NAME  
FUNCTION  
SOT-23  
SOT-89  
TO-92(T)  
TO-92(L)  
3
2
1
2
3
1
2
3
1
1
2
3
VIN  
VSS  
VOUT  
Supply Voltage Input  
Ground  
Output  
90  
XC61F  
Series  
PRODUCT CLASSIFICATION  
Ordering Information  
XC61F ①②③④⑤⑥⑦  
DESIGNATOR  
DESCRIPTION  
SYMBOL  
DESCRIPTION  
: CMOS output  
: N-ch open drain output  
: e.g. 2.5V → ②2 , 5  
: e.g. 3.8V → ②3 , 8  
: 1ms ~ 200ms  
: 80ms ~ 400ms  
: 1ms ~ 50ms  
: Within ±2.0%  
C
N
Output Configuration  
Detect Voltage  
16 ~ 60  
1
2
3
Output Delay  
Detect Accuracy  
1
M
P
T
L
R
L
: SOT-23  
: SOT-89  
Package  
: TO-92 (Standard)  
: TO-92 (Custom pin configuration)  
: Embossed tape, Standard feed  
: Embossed tape, Reverse feed  
: Paper type ( TO-92)  
: Bag : ( TO-92 )  
Device Orientation  
H
B
PACKAGING INFORMATION  
SOT-23  
91  
XC61F Series  
PACKAGING INFORMATION (Continued)  
SOT-89  
TO-92  
92  
XC61F  
Series  
MARKING RULE  
SOT-23, SOT-89  
3
1
2
1
2
3
Represents integer of detect voltage and output configuration  
CMOS output (XC61FC series)  
N-channel open drain (XC61FN series)  
MARK  
CONFIGURATION  
CMOS  
VOLTAGE(V)  
0. X  
MARK  
CONFIGURATION VOLTAGE(V)  
A
B
C
D
E
F
K
L
N-ch  
N-ch  
N-ch  
N-ch  
N-ch  
N-ch  
N-ch  
0. X  
1. X  
2. X  
3. X  
4. X  
5. X  
6. X  
CMOS  
1. X  
CMOS  
2. X  
M
N
P
R
S
CMOS  
3. X  
CMOS  
4. X  
CMOS  
CMOS  
5. X  
H
6. X  
Represents decimal number of detect voltage  
Represents delay time  
MARK  
VOLTAGE(V) DESIGNATOR VOLTAGE(V)  
VOLTAGE(V)  
DELAY TIME  
50 to 200ms  
80 to 400ms  
1 to 50ms  
5
6
7
0
1
2
3
4
X.0  
X.1  
X.2  
X.3  
X.4  
5
6
7
8
9
X.5  
X.6  
X.7  
X.8  
X.9  
Represents assembly lot number  
(Based on internal standards. )  
TO-92  
Represents detect voltage  
Represents output  
configuration  
MARK  
VOLTAGE  
( )  
V
OUTPUT  
3
3
MARK  
CONFIGURATION  
CMOS  
3.3  
5.0  
C
N
5
0
N-ch  
Represents delay time  
MARK  
DELAY TIME  
1
4
5
500ms200ms  
80ms400ms  
1ms50ms  
Represents detect voltage accuracy  
MARK  
2
DETECT VOLTAGE ACCURACY  
Within ± 2%  
Represents a least significant digit of  
the production year  
MARK  
PRODUCTION YEAR  
Represents production lot number  
0 to 9, A to Z repeated (G,I,J,O,Q,W excepted)  
3
4
2003  
2004  
93  
XC61F Series  
BLOCK DIAGRAMS  
ABSOLUTE MAXIMUM RATINGS  
Ta = 25℃  
UNITS  
V
(1)CMOS output  
PARAMETER  
Input Voltage  
Output Current  
SYMBOL  
RATINGS  
VIN  
12.0  
IOUT  
50  
mA  
CMOS  
V
SS-0.3~VIN+0.3  
Output Voltage  
VOUT  
V
N-ch open drain  
SOT-23  
VSS -0.3 ~ 9  
150  
Power  
Pd  
mW  
SOT-89  
500  
Dissipation  
TO-92  
300  
Operating Temperature Range  
Strage Temperature Range  
Topr  
Tstg  
-30+85  
-40+125  
(2)N-channel open drain output  
ELECTRICAL CHARACTERISTICS  
Ta=25℃  
PARAMETER  
SYMBOL  
CONDITIONS  
MIN.  
TYP.  
MAX. UNITS  
CIRCUIT  
V
DF(T)  
x 0.98  
VDF  
VDF(T)  
VDF(T)  
Detect Voltage  
VDF  
V
1
1
x 1.02  
VDF  
VDF  
Hysteresis Range  
VHYS  
V
x 0.02 x 0.05 x 0.08  
VIN = 1.5V  
= 2.0V  
-
0.9  
1.0  
2.6  
-
3.0  
Supply Current  
ISS  
VIN  
μA  
2
1
3
= 3.0V  
-
1.3  
3.4  
= 4.0V  
= 5.0V  
-
1.6  
3.8  
-
2.0  
4.2  
Operating Voltage  
VDF= 1.6V to 6.0V  
0.7  
-
10.0  
V
VIN = 1.0V  
-
-
-
-
-
-
2.2  
-
-
-
-
-
-
=2.0V  
=3.0V  
=4.0V  
=5.0V  
7.7  
N-ch VDF =0.5V  
10.1  
11.5  
13.0  
-10.0  
Output Current  
IOUT  
mA  
CMOS, P-ch VDF=2.1V VIN=8.0V  
4
-
Detect Voltage  
Temperature  
ΔVDF  
ΔToprVDF  
ppm/  
-
±100  
-
Characteristics  
Transient Delay Time  
VIN changes from  
0.6V to 10V  
TDLY  
50  
-
200  
ms  
5
(VDR  
VOUT inversion)  
VDF (T) : Setting detect voltage value  
Release Voltage : VDR = VDF + VHYS  
* Transient Delay Time : 1ms to 50ms & 80ms to 400ms versions are also available.  
Note: The power consumption during power-start to output being stable (release operation) is 2μA greater than it is after that period  
(completion of release operation) because of delay circuit through current.  
94  
XC61F  
Series  
OPERATIONAL EXPLANATION  
CMOS output  
When a voltage higher than the release voltage (VDR) is applied to the voltage input pin (VIN), the voltage will  
gradually fall. When a voltage higher than the detect voltage (VDF) is applied to VIN , output (VOUT) will be equal to  
the input at VIN.  
Note that high impedeance exists at VOUT with the N-channel open drain configuration. If the pin is pulled up, VOUT will  
be equal to the pull up voltage.  
When VIN falls below VDF , VOUT will be equal to the ground voltage (VSS) level (detect state). Note that this also  
applies to N-channel open drain configurations.  
When VIN falls to a level below that of the minimum operating voltage (VMIN ) output will become unstable.Because  
the output pin is generally pulled up with N-channel open drain configurations, output will be equal to pull up voltage.  
When VIN rises above the VSS level (excepting levels lower than minimum operating voltage), VOUT will be equal to  
VSS until VIN reaches the VDR level.  
Although VIN will rise to a level higher than VDR, VOUT maintains ground voltage level via the delay circuit.  
Following transient delay time, VIN will be output at VOUT. Note that high impedeance exists with the N-channel open  
drain configuration and that voltage will be dependent on pull up.  
Notes :  
1. The difference between VDR and VDF represents the hysteresis range.  
2. Propagation delay time (tDLY) represents the time it takes for VIN to appear at VOUT once the said voltage has  
exceeded the VDR level.  
Timing Chart  
95  
XC61F Series  
DIRECTIONS FOR USE  
Notes on Use  
1. Please use this IC within the stated maximum ratings. The IC is liable to malfunction should the ratings be exceeded.  
2. When a resistor is connected between the VIN pin and the input with CMOS output configurations, oscillation may  
occur as a result of voltage drops at RIN if load current (IOUT) exists. It is therefore recommend that no resistor be added.  
( refer to Oscillation Description (1) below )  
3. When a resistor is connected between the VIN pin and the input with CMOS output configurations, irrespective of N-ch  
output configurations, oscillation may occur as a result of through current at the time of voltage release even if load  
current (IOUT ) does not exist. ( refer to Oscillation Description (2) below )  
4. With a resistor connected between the VIN pin and the input, detect and release voltage will rise as a result of the  
IC'ssupply current flowing through the VIN pin.  
5. If a resistor (RIN ) must be used, then please use with as small a level of input impedance as possible in order to control  
the occurences of oscillation as described above.  
Further, please ensure that RIN is less than 10kΩ and that CIN is more than 0.1μF (Figure 1). In such cases, detect  
and release voltages will rise due to voltage drops at RIN brought about by the IC's supply current.  
Oscillation Description  
(1) Oscillation as a result of output current with the CMOS output configuration :  
When the voltage applied at IN rises, release operations commence and the detector's output voltage increases. Load  
current (IOUT) will flow through RL. Because a voltage drop ( RIN x IOUT) is produced at the RIN resistor, located  
between the input (IN) and the VIN pin, the load current will flow via the IC's VIN pin. The voltage drop will also lead to  
a fall in the voltage level at the VIN pin. When the VIN pin voltage level falls below the detect voltage level, detect  
operations will commence. Following detect operations, load current flow will cease and since voltage drop at RIN will  
disappear, the voltage level at the VIN pin will rise and release operations will begin over again.  
Oscillation may occur with this " release - detect - release " repetition.  
Further, this condition will also appear via means of a similar mechanism during detect operations.  
(2) Oscillation as a result of through current :  
Since the XC61F series are CMOS ICS, through current will flow when the IC's internal circuit switching operates  
( during release and detect operations ). Consequently, oscillation is liable to occur during release voltage operations  
as a result of output current which is influenced by this through current ( Figure 3 ).  
Since hysteresis exists during detect operations, oscillation is unlikely to occur.  
Figure 1. When using an input resistor  
96  
XC61F  
Series  
DIRECTIONS FOR USE (Continued)  
Oscillation Description (Continued)  
97  
XC61F Series  
98  
XC61F  
Series  
TYPICAL PERFORMANCE CHARACTERISTICS (Continued)  
99  
XC61F Series  
TYPICAL PERFORMANCE CHARACTERISTICS (Continued)  
100  

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