Spec. No. : C504N3
Issued Date : 2003.03.21
Revised Date : 2005.10.07
Page No. : 3/9
CYStech Electronics Corp.
Unless otherwise specified, TA=25℃. Values in bold apply over full operating ambient temperature range.
LM432B
Typ
LM432A
Typ
Parameter
Symbol
Condition
Min
Max
Min
Max
Unit
V
Reference Voltage
VREF VZ=VREF,IZ=10mA(Note 1)
1.228 1.240 1.252 1.215 1.240 1.265
1.215
1.265 1.200
1.280
35
VREF Temperature
Deviation
VDEV VZ=VREF,IZ=10mA(Note 1)
-
10
25
-
-
10
mV
Ratio of Change in
-
-
-
-1.0
-2.7
-1.0
-2.7
0.5
0.4
mV/V
ΔVREF IZ=10mA, ΔVZ=16V to VREF
ΔVZ
IREF
VREF to change in VZ
Reference Input
Current
0.15
0.5
-
-
0.15
R1=10kΩ,R2=∞,
IZ=10mA(Note2)
R1=10kΩ,R2=∞,
IZ=10mA(Note 2)
μA
μA
μA
Ω
IREF Temperature
IREF(DEV)
0.1
0.4
0.1
Deviation
Off-state Cathode
Current
IZ(OFF) VREF=0V,VZ=6V(Note 3)
VREF=0V,VZ=16V(Note 3)
f<1kHz,VZ=VREF
-
-
-
0.125 0.150
0.135 0.150
0.05
-
-
-
0.125 0.150
0.135 0.150
0.05
Dynamic Output
0.15
0.15
r
z
Impedance
IZ=100μA to 100mA(Note 1)
VZ=VREF(Note 1)
Minimum Operating
Current
IZ(MIN)
-
20
80
-
20
80
μA
Notes:
(1) See Test Circuit 1.
(2) See Test Circuit 2.
(3) See Test Circuit 3.
Recommended Operating Conditions
Symbol
Min
Max
Unit
Cathode Voltage
Cathode Current
VZ
IZ
VREF
16
100
V
mA
0.08
Test Circuits
VIN
VIN
VIN
VZ
VZ
VZ
R1
IZ
IREF
IZ
IREF
IZ(off)
VREF
R2
Test Circuit 3
Off-State
Test Circuit 1
VZ=VREF
Test Circuit 2
VZ>VREF
LM432XA3/N3
CYStek Product Specification
CYSTEKEC [ CYSTECH ELECTONICS CORP. ]
