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Block Diagram
Functional Block Diagram
Symbol
Cathode
Reference
Anode
Absolute Maximum Ratings
(Operating temperature range applies unless otherwise specified)
Characteristics
Cathode Voltage
Cathode Current Range (Continuous)
Reference Input Current Range
Power Dissipation
Symbol
V
KA
I
K
I
REF
P
D
SOT‐23
SOT‐89
TO‐92
‐‐
‐40 ‐ +125
‐65 ‐ +150
Value
18
20
10
370
770
770
‐‐
Unit
V
mA
mA
mW
o
o
Operating Temperature Range (Max.)
Storage Temperature Range
T
OPR
T
STG
C
C
Operating Conditions
Characteristics
Cathode Voltage
Cathode Current Range (Continuous)
Operating Ambient Temperature Range
Symbol
V
KA
I
K
T
OPR
Min.
V
REF
0.1
‐40
Max.
16
20
125
Unit
V
mA
o
C
Electrical Characteristics
(T
A
=25°C, unless otherwise specified)
Characteristics
1.24V ±2.0%
1.24V ±1.0%
1.24V ±0.5%
Reference Input Voltage (Fig1)
1.25V ±2.0%
1.25V ±1.0%
1.25V ±0.5%
Ratio of Change in Reference Input Voltage to the
Change in Cathode Voltage (Fig2)
Reference Input Current (Fig2)
Minimum Cathode Current for Regulation (Fig1)
Off‐State Cathode Current (Fig3)
Dynamic Output Impedance (Fig1)
Symbol
Test Conditions
V
REF
V
K
=V
REF
, I
K
=10mA
Min
1.215
1.228
1.234
1.225
1.238
1.244
‐
‐
‐
‐
‐
Typ
1.24
1.24
1.24
1.25
1.25
1.25
1.0
0.15
20
0.01
0.04
0.2
Max
1.265
1.252
1.246
1.275
1.262
1.256
2.7
0.5
80
0.05
0.15
0.4
Unit
V
ΔV
REF
/ΔV
K
I
K
=10mA,, ΔV
K
=18V to V
REF
I
REF
I
K(min)
I
K(off)
Z
K
I
K
=10mA, R1=10KΩ, R2=∞
V
K
=V
REF
V
K
=6V, V
REF
=0
V
K
=16V, V
REF
=0
V
K
=V
REF
, f≤1kHz, I
K
=100uA to
20mA
mV/V
uA
uA
uA
Ω
DS‐RS432‐07
September, 2009
www.Orister.com
ORISTER [ ORISTER CORPORATION ]
