SC431CZ-1 データシートの表示（PDF） - Semtech Corporation

部品番号

コンポーネント説明

一致するリスト

SC431CZ-1

ADJUSTABLE SHUNT REGULATOR

Semtech Corporation 

ADJUSTABLE SHUNT REGULATOR

SC431

April 13, 1998

ELECTRICAL CHARACTERISTICS

Unless specified, TA = 25°C

Parameter

Symbol

Condition

SC431 0.5%

SC431 1%

SC431 2%

MIN TYP MAX MIN TYP MAX MIN TYP MAX UNITS

Reference Voltage

VREF Temp Deviation

Ratio of Change in

VREF to Change in

Cathode Voltage

VREF

VDEV

∆ V REF

∆VZ

VZ = VREF

IZ = 10mA

(test circuit 1)

TA = 25°C

2.482 2.495 2.507 2.470 2.495 2.520 2.445 2.495 2.545 V

TA = -40 to +85°C, VZ = VREF

(test circuit 1) IZ = 10mA

8 17

8 25

15 30 mV

IZ = 10mA, ∆VZ = 10V to VREF

-0.5 -2.7

-0.5 -2.7

-0.5 -2.7

mV/V

Reference Input

Current

IZ = 10mA, ∆VZ = 36V to 10V

IREF

R1 = 10kΩ, R2 = ∞,

IZ = 10mA

(test circuit 2)

IREF Temp Deviation

IREF(DEV)

TA = -40 to +85°C,

R1 = 10kΩ, R2 = ∞, IZ =10mA

(test circuit 2)

Off State Cathode

Current

IZ (off)

VREF = 0V, VZ = 36V

(test circuit 3)

Dynamic Output

rZ

f < 1kHz, VZ = VREF

Impedance

IZ = 100uA to 100mA

(test circuit 1)

Minimum Operating

Current

IZ (min)

VZ = VREF

(test circuit 1)

-1.0 -2.0

0.5 4

0.4 1.2

0.04 0.5

0.25 0.5

100

-1.0 -2.0

0.5 4

0.4 1.2

0.04 0.5

0.25 0.5

100

-1.0 -2.0

0.5 4

µA

0.4 1.2 µA

0.04 0.5 µA

0.25 0.5

Ω

100 µA

TEST CIRCUITS

Test Circuit 1:

VZ = VREF

Test Circuit 2:

VZ > VREF

RECOMMENDED OPERATING CONDITIONS

Min

Cathode Voltage, VZ VREF

Cathode Current, IZ

0.1

Max

36

150

Symbol

V

mA

Test Circuit 3:

Off State Current

3

© 1998 SEMTECH CORP.

652 MITCHELL ROAD NEWBURY PARK CA 91320

Share Link: