SP431
High Voltage Adjustable Precision Shunt Regulators
ABSOULTE MAXIMUM RATINGS
(T
A
=25
℃
Unless otherwise specified)
Parameter
Cathode Voltage
Continuous Cathode Current
Reference Current
Operation Junction Temperature
Range
Storage Temperature Range
Lead Temperature Range
(Soldering 10sec.)
Thermal Resistance
Symbol
V
Z
I
Z
I
REF
T
J
T
STG
T
SOL
Ө
JA
Value
37
150
10
-40 ~ +150
-65 ~ +150
260
140
Unit
V
mA
mA
℃
℃
℃
℃
/W
The IC has a protection circuit against static electricity. Do not apply high static electricity or high voltage that
exceeds the performance of the protection circuit to the IC.
ELECTRICAL CHARACTERISTICS
(T
A
=25℃ , Unless otherwise specified)
Parameter
Symbol
Conditions
Min.
Typ.
2.495
Max.
2.508
V
2.495
2.52
Unit
SP431AS23RGB
SP431AS89RGB
2.482
SP431CAS23RGB
V
Z
= V
REF
SP431AT92AGB
Reference Voltage
V
REF
I
Z
= 10mA
SP431BS23RGB
SP431BS89RGB
2.47
SP431CBS23RGB
SP431BT92AGB
SP431AS23RGB
SP431AS89RGB
2.482
SP431CAS23RGB
V
Z
= V
REF
SP431AT92AGB
Reference Voltage
V
REF
I
Z
= 1mA
SP431BS23RGB
SP431BS89RGB
2.47
SP431CBS23RGB
SP431BT92AGB
T
A
=-40
℃
~+80
℃
VREF Temp Deviation
V
DEV
V
Z
= V
REF
, I
Z
= 10mA
Ratio of change in VREF to change
∆V
REF
/ I
Z
= 10mA
in Cathode voltage
∆V
Z
∆V
Z
= 36V ~ V
REF
Reference Input
R
1
=10KΩ , R
2
=
∞
,
I
REF
Current
I
Z
= 10mA
T
A
=-40
℃
~+80
℃
IREF Temp Deviation
I
REF(DEV)
R
1
=10KΩ , R2 =
∞
,
I
Z
= 10mA
Off state Cathode Current
I
Z(OFF)
V
REF
= 0V V
Z
= 36V
2.495
2.508
V
2.495
2.52
10
-1.4
2
0.8
0.1
25
-2.7
4
2.5
0.5
mV
mV / V
uA
uA
uA
2013/03/13
Ver.4
Page 4
SYNC-POWER [ SYNC POWER CROP. ]
