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UC29431D датащи(PDF) 2 Page - Texas Instruments

номер детали UC29431D
подробное описание детали  Precision Adjustable Shunt Regulator
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UC29431D датащи(HTML) 2 Page - Texas Instruments

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UC19431
UC29431
UC39431
UC39431B
DIL-8, SOIC-8 (Top View)
N or J, D Package
ABSOLUTE MAXIMUM RATINGS
Supply Voltage: V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36V
Regulated Output: V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36V
Internal Resistors: R1, R2, R3 . . . . . . . . . . . . . . . . . . . . . . . 13V
E/A Input: SENSE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6V
E/A Compensation: COMP . . . . . . . . . . . . . . . . . . . . . . . . . . 6V
Output Sink Current: I . . . . . . . . . . . . . . . . . . . . . . . . . . . 140mA
Power Dissipation at TA ≤25°C (DIL-8) . . . . . . . . . . . . . . . . . 1W
Derate 8mW/°C for TA > 25°C
Storage Temperature Range . . . . . . . . . . . . . –65°C to +150°C
Junction Temperature . . . . . . . . . . . . . . . . . . . –55°C to +150°C
Lead Temperature (Soldering, 10 sec.) . . . . . . . . . . . . . +300°C
Currents are positive into, negative out of the specified termi-
nal. Consult Packaging Section of Databook for thermal limita-
tions and considerations of packages.
ELECTRICAL CHARACTERISTICS: Unless otherwise stated, these specifications apply for TA = –55°C to +125°C and
COLL Output = 2.4V to 36.0V for the UC19431, TA = –25°C to +85°C and COLL Output = 2.3V to 36.0V for the UC29431, and TA
= 0°C to +70°C and COLL Output = 2.3V to 36.0V for the UC39431/B, VCC = 15V, ICOLL = 10mA, TA =TJ.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
Reference Voltage Tolerance
TA = 25°C
19431*
1.295
1.3
1.305
V
39431B
1.29
1.3
1.31
V
Reference Temperature Tolerance
VCOLL = 5.0
19431*
1.291
1.3
1.309
V
39431B
1.286
1.3
1.314
V
Reference Line Regulation
Reference Load Regulation
VCC = 2.2V to 36.0V, VCOLL = 5V
ICOLL = 10mA to 50mA, VCOLL = 5V
19431*
10
38
mV
39431B
19431*
10
10
57
38
mV
mV
39431B
10
57
mV
Sense Input Current
–0.5
–0.2
µA
Minimum Operating Current
VCC = 36.0V, VCOLL = 5V
0.50
0.80
mA
Collector Current Limit
VCOLL = VCC = 36.0V, Ref = 1.35V
130
145
mA
Collector Saturation
ICOLL = 20mA
0.7
1.1
1.5
V
Transconductance (gm)
VCC = 2.4V to 36.0V,
VCOLL = 3V, ICOLL = 20mA
19431*
–170
–140
–110
mS
39431B
–180
–140
–100
mS
5.1V Reference
Internal Divider
19431*
5.05
5.1
5.15
V
39431B
5
5.1
5.2
V
12.24V Reference
Internal Divider
19431*
12
12.24
12.5
V
39431B
12
12.24
12.5
V
Error Amplifier AVOL
60
90
dB
Error Amplifier GBW
(Note 1)
3.0
5
MHz
Transconductance Amplifier GBW
3
MHz
* Also applies to the UC29431 and UC39431
Note: The internal divider can be configured to give six unique references. These references are 2.82V, 3.12V, 5.1V, 7.8V,
10.42V, 12.24V.
Note 1: Guaranteed by design. Not 100% tested in production.
CONNECTION DIAGRAM


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