DM431

DM431A

DM431B

INTEGRATED CIRCUIT

R

DC COMPONENTS CO., LTD.

TECHNICAL SPECIFICATIONS OF ADJUSTABLE SHUNT REGULATOR

Features

* Programmable output voltage

* Temperature compensated for operation over

* Full temperature range

* Low output noise voltage

* Fast turn on response

Pinning

1 = Reference

2 = Anode

3 = Cathode

Characteristic

Symbol

Rating

Unit

Cathode to Anode Voltage

37

V

Cathode Current Range(Continuous)

-100 to +150

mA

Reference Input Current Range

+0.05 to +10

mA

Power Dissipation

770

mW

Operating Temperature Range

0 to +70

o

C

Storage Temperature Range

-55 to +150

o

C

Absolute Maximum Ratings

(Operating temperature range applies, unless otherwise specified)

Characteristic

Symbol

Min

Typ

Max

Unit

Test Conditions

DM431

2.440

2.495

2.550

Reference Input Voltage

DM431A

2.470

2.495

2.520

V

DM431B

2.480

2.495

2.510

Reference Input Voltage Deviation

-

4.0

17

mV

Over Temperature Range

Ratio of Change in Reference Input Voltage

-

-1.4

-2.7

mV/V

to Change in Cathode to Anode Voltage

-

-1.0

-2.0

Reference Input Current

-

2.0

4.0

µA

Reference Input Current Deviation

-

0.4

1.2

µA

Over Temperature Range

Minimum Cathode Current for Regulation

-

0.4

1.0

mA

Off-State Cathode Current

-

0.1

1.0

µA

Dynamic Impedance

-

0.2

0.5

Ω

Electrical Characteristics

(Ratings at 25oC ambient temperature unless otherwise specified)

SOT-89

Dimensions in inches and (millimeters)

.063(1.60)

.055(1.40)

.066(1.70)

.059(1.50)

.167(4.25)

.159(4.05)

.016(0.41)

.014(0.35)

.120(3.04)

.117(2.96)

.181(4.60)

.173(4.40)

.060(1.52)

.058(1.48)

.020(0.51)

.014(0.36)

.102(2.60)

.095(2.40)

1

2

3

(Refered to industrial part No.)

Go to "CROSS REFERENCE TABLE" of Transistors!!