LM431SB Fairchild Semiconductor, LM431SB Datasheet - Page 2

• Manufacturer Part Number: LM431SB
• Description: The LM431SA/LM431SB/LM431SC are three terminal output adjustable regulators with thermal stability over operating temperature range
• Manufacturer: Fairchild Semiconductor

LM431SA/LM431SB/LM431SC Rev. 1.0.9
© 2012 Fairchild Semiconductor Corporation
Absolute Maximum Ratings
(Operating temperature range applies unless otherwise specified.)
Note:
1. Thermal resistance test board
2. Assume no ambient airflow.
3. T
4. Power dissipation calculation: P
Recommended Operating Conditions
Parameter
Cathode Voltage
Cathode current Range (Continuous)
Reference Input Current Range
Thermal Resistance Junction-Air (Note1,2)
ML Suffix Package (SOT-89)
MF Suffix Package (SOT-23F)
M32 Suffix Package (SOT-23)
Power Dissipation (Note3,4)
ML Suffix Package (SOT-89)
MF Suffix Package (SOT-23F)
M32 Suffix Package (SOT-23)
Junction Temperature
Operating Temperature Range
Storage Temperature Range
Parameter
Cathode Voltage
Cathode Current
Size: 76.2mm * 114.3mm * 1.6mm (1S0P)
JEDEC Standard: JESD51-3, JESD51-7
JMAX
= 150
°
C, Ratings apply to ambient temperature at 25
Symbol
D
V
= (T
I
KA
KA
J
- T
A
)/R
θJA
Min.
V
1.0
REF
Symbol
T
T
R
I
V
2
I
REF
P
OPR
T
STG
KA
θ
KA
D
JA
J
°
C
Typ.
-
-
-100 ~ +150
-0.05 ~ +10
-65 ~ +150
-25 ~ +85
Value
220
350
400
560
350
310
150
37
Max.
100
36
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°
Unit
mW
C/W
mA
mA
°
°
°
Unit
V
C
C
C
mA
V