HI-SINCERITY
MICROELECTRONICS CORP.
Spec. No. : IC200404
Issued Date : 2004.03.01
Revised Date : 2005.03.25
Page No. : 2/7
Functional Block Diagram & Symbol
Functional Block Diagram
Symbol
Cathode
+
Reference
-
VREF
Cathode
Anode
Reference
Anode
Test Circuits
Fig 1. VK=VREF
II
VIN
IREF
VREF
VK
IK
Fig 2. VK>VREF
II
VIN
R1
IREF
R2
VREF
VK
IK
Fig 3. Off-State Current
VIN
VK
IOFF
Note: VK=VREF(1+R1/R2)+IREFxR1
Electrical Characteristics (Ta=25oC unless otherwise specified)
Characteristics
Symbol Test Conditions
H432AN/AM/AA
H432BN/BM/BA
Reference Input
Voltage (Fig1)
H432CA/CM/CA
H432DN/DM/DA
VREF VK=VREF, IK=10mA
H432EN/EM/EA
H432FN/FM/FA
Deviation of Reference Input Voltage Over-
Temperature (Fig1)
VREF(dev)
Ratio of Change in Reference Input Voltage to ∆VREF /
the Change in Cathode Voltage (Fig2)
∆VK
Reference Input Current (Fig2)
IREF
Deviation of Reference Input Current Over
Full Temperature Range (Fig2)
Minimum Cathode Current for Regulation (Fig1)
Off-State Cathode Current (Fig3)
IREF(dev)
IK(min)
IK(off)
VK=VREF, IK=10mA
Tmin≤Ta≤Tmax
IK=10mA,
∆VK=10V to VREF
IK=10mA,
∆VK=30V to 10V
IK=10mA, R1=10kΩ,
R2=∞
IK=10mA, R1=10kΩ,
R2=∞, Ta=Full Range
VK=VREF
VK=30V, VREF=0
H432 Series
Min Typ Max Unit
1.215 1.24 1.265
1.228 1.24 1.252
1.234 1.24 1.246
V
1.225 1.25 1.275
1.238 1.25 1.262
1.244 1.25 1.256
-
4
17 mV
-
-1.4 -2.7 mV/V
-
-1
-2 mV/V
-
1
4
uA
-
0.4 1.2 uA
-
0.4
1
mA
-
0.1
1
uA
HSMC Product Specification