NJM431
-
-
Ver.2012-06-15
■ BLOCK DIAGRAM
■ ABSOLUTE MAXIMUM RATINGS (T
a
=25°C)
PARAMETER SYMBOL RATINGS UNIT
Cathode Voltage (note) V
KA
37 V
Continuous Cathode Current I
K
-100 to 150 mA
Reference Input Current I
REF
-0.05 to 10 mA
Power Dissipation P
D
(DIP8) 700
(DMP8) 300
(SOT89) 350
mW
mW
mW
Operating Temperature T
opr
-40 to +85 ºC
Storage Temperature Range T
stg
-40 to +125 ºC
(note) Unless specified, all voltage value are with respect to the anode terminal.
■ RECOMMENDED OPERATING CONDITIONS
PARAMETER SYMBOL MIN. TYP. MAX. UNIT
Cathode Voltage V
KA
V
REF
- 36 V
Cathode Current I
K
1 - 100 mA
■ ELECTRICAL CHARACTERISTICS (T
a
=25ºC)
PARAMETER SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT
Reference Voltage V
REF
V
KA
= V
REF
, I
K
= 10mA (note 1) 2440 2495 2550 mV
Reference Voltage Change
(Full Oper. Temp. Range)
V
REF
(dev)
V
KA
= V
REF
, I
K
= 10mA (note 1)
Ta = -20ºC to +85 ºC
- 8 17 mV
V
KA
= 10V - V
REF
- -1.4 -2.7 mV/V
Reference Voltage Change
vs. Cathode Voltage Change
V
REF
V
KA
I
K
= 10mA (note 2)
V
KA
= 36V - 10V - -1 -2 mV/V
Reference Input Current I
REF
I
K
= 10mA, R1 = 10k, R2 = (note 2) - 2 4 µA
Reference Input Current Change
(Full Oper. Temp. Range)
I
REF
(dev)
I
K
= 10mA, R1 = 10k, R2 = (note 2)
Ta = -20ºC to +85 ºC
- 0..4 1.2 µA
Minimum Input Current I
MIN
V
KA
= V
REF
(note 1) - 0.4 1.0 mA
Cathode Current (Off Cond.) I
OFF
V
KA
= 36V, V
REF
= 0 (note 3) - 0.1 1.0 µA
Dynamic Impedance |Z
KA
|
V
KA
= V
REF
, I
K
= 1mA to 100mA,
f 1kHz (note 1)
- 0.2 0.5
(note 1) TEST CIRCUIT (Fig. 1)
(note 2) TEST CIRCUIT (Fig. 2)
(note 3) TEST CIRCUIT (Fig. 3)