GM1431 Ver la hoja de datos (PDF) - Gamma Microelectronics Inc.

Número de pieza

componentes Descripción

Fabricante

GM1431

ADJUSTABLE SHUNT REGULATOR

Gamma Microelectronics Inc. 

AA

MICROELECTRONICS

Power Management

GM1431

ADJUSTABLE SHUNT REGULATOR

ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted)

GM1431C (2.0%)

PARAMETER

CONDITION

MIN

Reference Input Voltage Vref

VKA = Vref, IK = 10 mA, TA = 25°C (1)

VKA=Vref,IK=10 mA,TA= 0 to 70°C(1)

Vref temp deviation

Vdev VKA = Vref, IK = 10 mA ,(1) TA = full range

Ratio of change in Vref

to change in VKA

DVref IK = 10mA DVKA = 10V to Vref

DVKA

DVKA = 36V to 10V

Reference input current Iref IK = 10mA, R1 = 10KW, R2 = (2)

Deviation of reference

input current over full

Iref(dev) IK = 10mA, R1 = 10KW, R2 =

(2)

temperature range

TA = full range

2.45

-2.7

-2.0

Minimum operating

current

IK(min) VKA = Vref (1)

Off-state cathode

current

Dynamic impedance

VKA = 36V, Vref = 0V (3)

IK(off)

VKA = 16V, Vref = 0V (3)

| ZKA | f 1kHz,VKA=Vref, IK=100mA to 100mA (1)

TYP MAX UNIT

2.500 2.55

V

4

17

mV

-1.0

mV/V

-0.4

1.3

4.0

mA

0.4

1.2

mA

0.4

1.0

mA

0.1

1

mA

0.2

0.50

W

NOTES:

(1) See test circuit 1.

(2) See test circuit 2.

(3) See test circuit 3.

TEST CIRCUITS

VIN

VKA

VIN

VKA

VIN

lk

Vref

lref

R1

Vref

lref

R2

Vref

VKA

lk(off)

Test Circuit 1

VKA = Vref

Test Circuit 2

VKA > Vref

Test Circuit 3

Off-State

6

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