TL431AID5 [NXP]
IC 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 2.495 V, PDSO5, 1.6 MM, MO-178, SOT680-1, PLASTIC, SO-5, Voltage Reference;
| 型号： | TL431AID5 |
| 厂家： | 
NXP |
| 描述： | IC 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 2.495 V, PDSO5, 1.6 MM, MO-178, SOT680-1, PLASTIC, SO-5, Voltage Reference 光电二极管 输出元件 |
| 文件： | 总14页 (文件大小：173K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
INTEGRATED CIRCUITS
TL431C, TL431AC, TL431I,
TL431AI, LM431AC
Adjustable precision shunt regulators
Product data
2002 Jan 22
Supersedes data of 1997 Feb 25
Philips
Semiconductors
Philips Semiconductors
Product data
TL431C, TL431AC, TL431I,
TL431AI, LM431AC
Adjustable precision shunt regulators
DESCRIPTION
PIN CONFIGURATIONS
The TL431 and TL431A are 3-terminal adjustable shunt regulators
with specified thermal stability over applicable automotive and
commercial temperature ranges. The output voltage may be set to
D Package
TOP VIEW
any value between V
(approximately 2.5 V) and 36 V with two
REF
CATHODE
ANODE
ANODE
NC
1
2
3
4
8
7
6
5
REF
external resistors (see Figure 4). These devices have a typical
output impedance of 0.2 Ω. Active output circuitry provides a very
sharp turn-on characteristic, making these devices excellent
replacements for zener diodes in many applications like on-board
regulation, adjustable power supplies and switching power supplies.
ANODE
ANODE
NC
SOT96-1
The TL431C and TL431AC are characterized for operation from
0 °C to +70 °C; the TL431I and TL431AI are characterized for
operation from –40 °C to +85 °C.
N Package
TOP VIEW
CATHODE
NC
1
2
3
4
8
7
6
5
REF
NC
FEATURES
NC
ANODE
NC
• Equivalent full-range temperature coefficient: 30 ppm/°C
NC
• 0.2 Ω typical output impedance
• Sink current capability: 1 mA to 100 mA
• Low output noise
SOT97-1
D5 Package
TOP VIEW
• Adjustable output voltage: V
to 36 V
REF
NC
NC
1
2
3
5
4
ANODE
CATHODE
V
REF
SOT680-1
SL01581
Figure 1. Pin configuration.
ORDERING INFORMATION
TEMPERATURE
RANGE
INDUSTRY STANDARD
DESCRIPTION
ORDER CODE
DWG #
PART NUMBER
8-Pin Plastic Small Outline (SO) package
8-Pin Plastic Small Outline (SO) package
8-Pin Plastic Small Outline (SO) package
8-Pin Plastic Small Outline (SO) package
8-Pin Plastic Small Outline (SO) package
8-Pin Plastic Dual In-Line package (DIP)
8-Pin Plastic Dual In-Line package (DIP)
8-Pin Plastic Dual In-Line package (DIP)
8-Pin Plastic Dual In-Line package (DIP)
5-pin plastic small outline package (SO5)
5-pin plastic small outline package (SO5)
5-pin plastic small outline package (SO5)
0 °C to +70 °C
–40 °C to +85 °C
0 °C to +70 °C
–40 °C to +85 °C
0 °C to +70 °C
0 °C to +70 °C
–40 °C to +85 °C
0 °C to +70 °C
–40 °C to +85 °C
0 °C to +70 °C
–40 °C to +85 °C
0 °C to +70 °C
–40 °C to +85 °C
TL431CD
TL431CD
TL431ID
SOT96-1
SOT96-1
SOT96-1
SOT96-1
SOT96-1
SOT97-1
SOT97-1
SOT97-1
SOT97-1
SOT680-1
SOT680-1
SOT680-1
SOT680-1
TL431ID
TL431ACD
TL431AID
LM431ACM
TL431CP
TL431ACD
TL431AID
LM431ACMD
TL431CPN
TL431IPN
TL431IP
TL431ACP
TL431AIP
TL431ACPN
TL431AIPN
TL431ACD5
TL431AID5
TL431CD5
TL431ID5
5-pin plastic small outline package (SO5)
NOTE:
1. SYMBOL INFORMATION: Parts will be marked with product name including temperature and electrical grade desginators, but not the
package identifier.
2
2002 Jan 22
853–1927 27590
Philips Semiconductors
Product data
TL431C, TL431AC, TL431I,
TL431AI, LM431AC
Adjustable precision shunt regulators
ABSOLUTE MAXIMUM RATINGS
SYMBOL
PARAMETER
RATING
37
UNITS
V
V
KA
Cathode voltage (see Note 1)
Continuous cathode current range
Reference input current range
–100 to +150
0.05 to 10
mA
mA
Operating free-air temperature range
T
amb
C suffix
I suffix
0 to +70
–40 to +85
°C
°C
T
stg
Temperature storage range
–65 to 150
260
°C
°C
Lead temperature 1.6 mm (1/16 in.) from case for 10 sec: D5, D or P pkgs
NOTE:
1. Voltage values are with respect to the ANODE terminal unless otherwise noted.
RECOMMENDED OPERATING CONDITIONS
SYMBOL
PARAMETER
MIN
MAX
36
UNITS
V
V
KA
Cathode voltage
Cathode current
V
REF
I
K
1
100
mA
Table 1. Dissipation Rating Table – Free-Air Temperature
Derating Factor
Above T = 25 °C
T
= 25 °C
T
= 70 °C
T
= 85 °C
amb
amb
amb
Package
Power Rating
Power Rating
Power Rating
amb
D5
D
5.1 mW/°C
5.8 mW/°C
8.0 mW/°C
637 mW
408 mW
332 mW
725 mW
464 mW
429 mW
P
1000 mW
640 mW
520 mW
CATHODE
R4
800
R3
800
C1
20p
Q5
REF
Q4
Q3
Q2
QD6
Q1
R2
150
Q7
R5
3.28K
R7
R1
Qq1
320
10K
R11
2.4K
R10
7.2K
C2
20p
Q9
Q10
Q11
Q8
QD2
R8
1000
R9
800
ANODE
SL01188
Figure 2. Equivalent schematic.
3
2002 Jan 22
Philips Semiconductors
Product data
TL431C, TL431AC, TL431I,
TL431AI, LM431AC
Adjustable precision shunt regulators
DC ELECTRICAL CHARACTERISTICS
25 °C free-air temperature, unless otherwise stated.
LIMITS
TEST
TL431AC
TYP MAX
2470 2495 2520 2440 2495 2550
TL431C/LM431AC
SYMBOL
PARAMETER
TEST CONDITIONS
UNIT
CKT
Fig. 3
Fig. 3
MIN
MIN TYP MAX
V
REF
Reference input voltage
V
V
= V
= V
, I = 10 mA
REF K
mV
mV
KA
Deviation of reference input
voltage over full
, I = 10 mA;
KA
REF
K
V
4
15
4
17
REF(dev)
1
T
amb
= full range
2
temperature range
Ratio of change in
reference input voltage to
the change in cathode
voltage
∆V = 10 V – V
–1.4
–2.7
–1.4
–2.7
KA
REF
DVREF
DVKA
Fig. 4
I
= 10 mA
mV/V
K
∆V = 36 V – 10 V
–1
2
–2
4
–1
2
–2
4
KA
I
Reference input current
Fig. 4
Fig. 4
I
I
= 10 mA, R = 10 kΩ, R = ∞
µA
µA
REF
K
1
2
Deviation of reference input
current over full
= 10 mA, R = 10 kΩ, R = ∞,
K
1
2
I
0.8
1.2
0.4
1.2
REF(dev)
1
T
= full range
2
amb
temperature range
Minimum cathode current
for regulation
I
Fig. 3
Fig. 5
Fig. 3
V
= V
REF
0.4
0.1
0.2
0.6
0.5
0.5
0.4
0.1
0.2
1
1
mA
µA
Ω
MIN
KA
I
Off-state cathode current
V
V
= 36 V, V
= 0
REF
OFF
KA
= V , I = 1 mA to 100 mA;
KA
REF
K
3
| Z
|
Dynamic impedance
0.5
KA
f ≤ 1 kHz
25 °C free-air temperature, unless otherwise stated.
LIMITS
TEST
TL431AI
TL431I
SYMBOL
PARAMETER
TEST CONDITIONS
UNIT
Fig. 3
Fig. 3
MIN
TYP MAX
MIN
TYP MAX
V
REF
Reference input voltage
V
V
= V
= V
, I = 10 mA
REF K
2470 2495 2520 2440 2495 2550
mV
mV
KA
Deviation of reference input
voltage over full
, I = 10 mA,
KA
REF
K
V
5
25
5
30
REF(dev)
1
T
amb
= full range
2
temperature range
Ratio of change in
reference input voltage to
the change in cathode
voltage
∆V = 10 V – V
–1.4
–2.7
–1.4
–2.7
KA
REF
DVREF
DVKA
Fig. 4
I
= 10 mA
mV/V
K
∆V = 36 V – 10 V
–1
2
–2
4
–1
2
–2
4
KA
I
Reference input current
Fig. 4
Fig. 4
I
I
= 10 mA, R = 10 kΩ, R = ∞
µA
µA
REF
K
1
2
Deviation of reference input
current over full
= 10 mA, R = 10 kΩ, R = ∞,
K
1
2
I
0.8
2.5
0.8
2.5
REF(dev)
1
T
= full range
2
amb
temperature range
Minimum cathode current
for regulation
I
Fig. 3
Fig. 5
Fig. 3
V
V
= V
REF
0.4
0.1
0.2
0.7
0.5
0.5
0.4
0.1
0.2
1
1
µA
µA
Ω
MIN
KA
I
Off-state cathode current
= 36 V, V
= 0
REF
OFF
KA
KA
V
= V , I = 1 mA to 100 mA,
REF K
3
| Z
|
Dynamic impedance
0.5
KA
f ≤ 1 kHz
NOTES:
1. Full temperature range is –40 °C to +85 °C for the TL431I and TL431AI, and 0 °C to +70 °C for the TL431C and TL431AC.
2. The deviation parameters V and I are defined as the differences between the maximum and minimum values obtained over
REF(dev)
REF(dev)
the rated termperature range. The average full-range temperature coefficient of the reference input voltage, αV
, is defined as:
REF
V
Max V
REF
REF(dev)
6
ǒ
Ǔ@ 10
o
V
at 25
C
REF
ppm
V
| ǒ Ǔ +
degC
| aVREF
REF(dev)
DTamb
Min V
REF
∆T
amb
where ∆T
is the rated operating free-air temperature range of the device.
4
amb
2002 Jan 22
Philips Semiconductors
Product data
TL431C, TL431AC, TL431I,
TL431AI, LM431AC
Adjustable precision shunt regulators
αV
can be positive or negative depending on whether minimum V
of maximum V
, respectively, occurs at the lower temperature.
REF
REF
REF
Example: Max V
= 2496 mV at 30 °C, Min V
= 2492 mV at 0 °C, V
= 2495 mV at 25 °C, DTA = 70 °C for TL431C.
REF
4mV
REF
REF
6
ǒ
Ǔ@ 10
2495mV
| aVREF | +
+ 23ppmńoC
70oC
Because minimum V
occurs at the lower temperature, the coefficient is positive.
REF
DVKA
3. The dynamic impedance is defined as:
| ZKA | +
DIK
When the device is operating with two external resistors, (see Figure 4), the total dynamic impedance of the circuit is given by:
DV
DI
R1
R2
| ǒ1 )
Ǔ
| ZȀ | +
[ | ZKA
PARAMETER MEASUREMENT INFORMATION
INPUT
V
INPUT
V
KA
KA
I
K
I
off
V
ref
SL01177
SL01179
Figure 3. Test Circuit for V = V
Figure 5. Test Circuit for I
OFF
KA
ref
INPUT
V
KA
I
K
R1
I
ref
R2
R1
R2
refǒ1 ) Ǔ) I
V
+ V
R1
V
ref
KA
ref
SL01178
Figure 4. Test Circuit for V > V
KA
ref
5
2002 Jan 22
Philips Semiconductors
Product data
TL431C, TL431AC, TL431I,
TL431AI, LM431AC
Adjustable precision shunt regulators
2600
3.0
2.5
2.0
1.5
1.0
0.5
0
V
I
= V
ref
= 10mA
R1 = 10kΩ
R2 = ∞
= 10mA
KA
K
2580
2560
2540
2520
2500
2480
2460
2440
2420
2400
V
= 2550mV
ref
I
K
V
V
= 2495mV
= 2440mV
ref
ref
–50
–25
0
25
50
75
100
125
–75
–50
–25
0
25
50
75
100
125
T
amb
– TEMPERATURE – (°C)
T
amb
– TEMPERATURE – (°C)
SL01170
SL01168
Figure 6. Reference Input Voltage vs. Temperature
Figure 9. Reference Input Current vs. Temperature
90
150
V
V
= 36V
= 0V
V
T
= V
ref
KA
ref
KA
80
70
60
50
40
30
20
10
0
125
100
75
= 25°C
amb
50
25
0
–25
–50
–75
–100
–75
–50
–25
0
25
50
75
100
125
–2
–1
0
1
2
3
CATHODE VOLTAGE – (V)
T
amb
– TEMPERATURE – (°C)
SL01169
SL01171
Figure 7. Cathode Current vs. Cathode Voltage
Figure 10. Off-State Cathode Current vs. Temperature
800
0
V
T
amb
= V
ref
= 25°C
V
= 3V TO 36V
KA
KA
–0.1
–0.2
–0.3
–0.4
–0.5
–0.6
–0.7
–0.8
–0.9
–1
600
400
200
0
I
min
–200
–1
0
1
2
3
–75
–50
–25
0
25
50
75
100
125
V
– CATHODE VOLTAGE – (V)
KA
T
amb
– TEMPERATURE – (°C)
SL01173
SL01172
Figure 8. Cathode Current vs. Cathode Voltage
Figure 11. Ratio of Delta Reference Voltage to
Delta Cathode Voltage over Temperature
6
2002 Jan 22
Philips Semiconductors
Product data
TL431C, TL431AC, TL431I,
TL431AI, LM431AC
Adjustable precision shunt regulators
4
3
2
1
0
–1
–2
–3
–4
0
1
2
3
4
5
6
7
8
9
10
t – TIME – (SECONDS)
Equivalent Input Noise Voltage Over a 10-Second Period
19.1V
1kΩ
500µF
910Ω
2000µF
V
CC
V
CC
1µF
TL431
(DUT)
TLE2027
= 10V/mV
820Ω
16Ω
TLE2027
= 2V/V
A
V
A
V
22µF
16kΩ
16kΩ
1µF
160kΩ
1MΩ
33kΩ
CRO
0.1µF
33kΩ
V
EE
V
EE
Test Circuit
Figure 12.
SL01174
400
350
300
250
200
150
100
I
T
= 10mA
K
= 25°C
amb
10
100
1K
10K
100K
SL01180
f–FREQUENCY–Hz
Figure 13. Equivalent Input Noise Voltage vs. Frequency
7
2002 Jan 22
Philips Semiconductors
Product data
TL431C, TL431AC, TL431I,
TL431AI, LM431AC
Adjustable precision shunt regulators
TYPICAL CHARACTERISTICS
7
6
220Ω
OUTPUT
5
4
3
2
PULSE
GENERATOR
f = 100kHz
50Ω
GND
1
0
Test Circuit
0
1
2
3
4
5
6
7
t – TIME – µs
Pulse Response
SL01182
Figure 14. Pulse Response
100
90
80
70
60
50
40
30
20
10
0
150Ω
T
= 25°C
amb
A
B
C
D
V
V
V
= V
= 5V
= 10V
= 15V
B
UNSTABLE
KA
KA
KA
ref
I
K
V
< 5
KA
V
KA
V
BATT
C
L
UNSTABLE
STABLE
STABLE
V
< 10
KA
A
Test Circuit for Curve A
A
I
K
R1 = 10kΩ
150Ω
C
L
R2
C
UNSTABLE V < 15V
V
BATT
KA
D
UNSTABLE V
KA
0.001
0.01
0.1
– LOAD CAPACITANCE – (µF)
1
10
C
L
Test Circuit for Curves B, C, and D
SL01176
Figure 15. Stability Boundary Conditions
8
2002 Jan 22
Philips Semiconductors
Product data
TL431C, TL431AC, TL431I,
TL431AI, LM431AC
Adjustable precision shunt regulators
100
I
T
= 10mA
K
= 25°C
amb
1kΩ
OUTPUT
10
I
K
50Ω
GND
1
Test Circuit for Reference Impedance
0.1
1K
10K
100K
1M
10M
f – FREQUENCY – Hz
SL01175
Figure 16. Reference Impedance vs. Frequency
70
I
T
= 10mA
K
= 25°C
amb
60
50
OUTPUT
I
K
15kΩ
230Ω
9µF
40
30
8.25kΩ
GND
20
10
0
Test Circuit for Voltage Amplification
1K
10K
100K
1M
10M
FREQUENCY IN Hz
SL01181
Figure 17. Small-Signal Voltage Amplification vs. Frequency
9
2002 Jan 22
Philips Semiconductors
Product data
TL431C, TL431AC, TL431I,
TL431AI, LM431AC
Adjustable precision shunt regulators
TYPICAL APPLICATIONS
V+
V
OUT
V+
V
OUT
R1
R2
R1
R2
R1
R2
R1
R2
+ ǒ1 )
Ǔ
VOUT
Vref
+ ǒ1 )
Ǔ
Vref
VOUT
V
OUT
Min = V + V
ref be
SL01183
SL01186
Figure 18. Shunt Regulator
Figure 21. Series Pass Regulator
V+
R
CL
V+
I
OUT
V
OUT
V
V
OUT
IN
V
IN
Vref
RCL
< V
> V
V+
ref
IOUT
+
≈2.0V
ref
V
= V
ref
TH
SL01187
SL01184
Figure 19. Single-Supply Comparator with
Temperature-Compensated Threshold
Figure 22. Constant Current Source
V+
I
SINK
V+
V
OUT
R1
Vref
RS
ISINK
+
R2
R
S
R1
R2
+ ǒ1 )
Ǔ
Vref
VOUT
SL01185
SL01189
Figure 20. High Current Shunt Regulator
Figure 23. Constant Current Sink
10
2002 Jan 22
Philips Semiconductors
Product data
TL431C, TL431AC, TL431I,
TL431AI, LM431AC
Adjustable precision shunt regulators
SO8: plastic small outline package; 8 leads; body width 3.9 mm
SOT96-1
11
2002 Jan 22
Philips Semiconductors
Product data
TL431C, TL431AC, TL431I,
TL431AI, LM431AC
Adjustable precision shunt regulators
DIP8: plastic dual in-line package; 8 leads (300 mil)
SOT97-1
12
2002 Jan 22
Philips Semiconductors
Product data
TL431C, TL431AC, TL431I,
TL431AI, LM431AC
Adjustable precision shunt regulators
SO5: plastic small outline package; 5 leads; body width 1.6 mm
SOT680-1
13
2002 Jan 22
Philips Semiconductors
Product data
TL431C, TL431AC, TL431I,
TL431AI, LM431AC
Adjustable precision shunt regulators
Data sheet status
Product
status
Definitions
[1]
Data sheet status
[2]
Objective data
Development
This data sheet contains data from the objective specification for product development.
Philips Semiconductors reserves the right to change the specification in any manner without notice.
Preliminary data
Product data
Qualification
Production
This data sheet contains data from the preliminary specification. Supplementary data will be
published at a later date. Philips Semiconductors reserves the right to change the specification
without notice, in order to improve the design and supply the best possible product.
This data sheet contains data from the product specification. Philips Semiconductors reserves the
right to make changes at any time in order to improve the design, manufacturing and supply.
Changes will be communicated according to the Customer Product/Process Change Notification
(CPCN) procedure SNW-SQ-650A.
[1] Please consult the most recently issued data sheet before initiating or completing a design.
[2] The product status of the device(s) described in this data sheet may have changed since this data sheet was published. The latest information is available on the Internet at URL
http://www.semiconductors.philips.com.
Definitions
Short-form specification — The data in a short-form specification is extracted from a full data sheet with the same type number and title. For
detailed information see the relevant data sheet or data handbook.
Limiting values definition — Limiting values given are in accordance with the Absolute Maximum Rating System (IEC 60134). Stress above one
or more of the limiting values may cause permanent damage to the device. These are stress ratings only and operation of the device at these or
at any other conditions above those given in the Characteristics sections of the specification is not implied. Exposure to limiting values for extended
periods may affect device reliability.
Application information — Applications that are described herein for any of these products are for illustrative purposes only. Philips
Semiconductors make no representation or warranty that such applications will be suitable for the specified use without further testing or
modification.
Disclaimers
Life support — These products are not designed for use in life support appliances, devices or systems where malfunction of these products can
reasonably be expected to result in personal injury. Philips Semiconductors customers using or selling these products for use in such applications
do so at their own risk and agree to fully indemnify Philips Semiconductors for any damages resulting from such application.
Righttomakechanges—PhilipsSemiconductorsreservestherighttomakechanges, withoutnotice, intheproducts, includingcircuits,standard
cells, and/or software, described or contained herein in order to improve design and/or performance. Philips Semiconductors assumes no
responsibility or liability for the use of any of these products, conveys no license or title under any patent, copyright, or mask work right to these
products, and makes no representations or warranties that these products are free from patent, copyright, or mask work right infringement, unless
otherwise specified.
Koninklijke Philips Electronics N.V. 2002
Contact information
All rights reserved. Printed in U.S.A.
For additional information please visit
http://www.semiconductors.philips.com.
Fax: +31 40 27 24825
Date of release: 01-02
9397 750 09375
For sales offices addresses send e-mail to:
sales.addresses@www.semiconductors.philips.com.
Document order number:
Philips
Semiconductors
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TI
TL431AIDBVRG4
PRECISION PROGRAMMABLE REFERENCEWarning: Undefined variable $rtag in /www/wwwroot/website_ic37/www.icpdf.com/pdf/pdf/index.php on line 217
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TI
TL431AIDBVT
ADJUSTABLE PRECISION SHUNT REGULATORSWarning: Undefined variable $rtag in /www/wwwroot/website_ic37/www.icpdf.com/pdf/pdf/index.php on line 217
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TI
TL431AIDBVT
Three Terminal Voltage Reference, 1 Output, 2.495V, Trim/Adjustable, BIPolar, PDSO5, GREEN, PLASTIC, SOT-23, 5 PINWarning: Undefined variable $rtag in /www/wwwroot/website_ic37/www.icpdf.com/pdf/pdf/index.php on line 217
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ROCHESTER
TL431AIDBVTE4
ADJUSTABLE PRECISION SHUNT REGULATORSWarning: Undefined variable $rtag in /www/wwwroot/website_ic37/www.icpdf.com/pdf/pdf/index.php on line 217
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TI
TL431AIDBVTG4
PRECISION PROGRAMMABLE REFERENCEWarning: Undefined variable $rtag in /www/wwwroot/website_ic37/www.icpdf.com/pdf/pdf/index.php on line 217
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TI
TL431AIDBZR
ADJUSTABLE PRECISION SHUNT REGULATORSWarning: Undefined variable $rtag in /www/wwwroot/website_ic37/www.icpdf.com/pdf/pdf/index.php on line 217
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TI
TL431AIDBZR
Adjustable precision shunt regulatorWarning: Undefined variable $rtag in /www/wwwroot/website_ic37/www.icpdf.com/pdf/pdf/index.php on line 217
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NXP
TL431AIDBZR
Adjustable precision shunt regulatorProductionWarning: Undefined variable $rtag in /www/wwwroot/website_ic37/www.icpdf.com/pdf/pdf/index.php on line 217
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NEXPERIA
TL431AIDBZR,215
TL431 family - Adjustable precision shunt regulator TO-236 3-PinWarning: Undefined variable $rtag in /www/wwwroot/website_ic37/www.icpdf.com/pdf/pdf/index.php on line 217
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NXP
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