LX432(2005) Просмотр технического описания (PDF) - Microsemi Corporation

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LX432
(Rev.:2005)

Low Voltage Adjustable Precision Shunt Regulator

Microsemi Corporation 

LX432

TM

®

Low Voltage Adjustable Precision Shunt Regulator

PRODUCTION DATA SHEET

ELECTRICAL CHARACTERISTICS

Unless otherwise specified, the following specifications apply over the operating ambient temperature for the LX432C with 0°C ≤ TA ≤

70°C and the LX432I with -40°C < TA < 85°C except where otherwise noted.

Parameter

Symbol

Test Conditions

Reference Voltage

Reference Voltage Drift (note 2)

Ratio of VREF Change In Cathode

Voltage Change (note 3)

Reference Terminal Current

Reference Current Drift (note 2)

Minimum Cathode Current For

Regulation

Dynamic Impedance

Off-State Cathode Current

VREF

∆VREF

∆VREF

∆VKA

IREF

∆IREF

IK(MIN)

ZKA

IOFF

IK = 10mA, VKA = VREF, TA = 25°C

IK = 10mA, VKA = VREF, 0°C < TA < 70°C

IK = 10mA, VKA = VREF, -40°C < TA < 85°C

IK = 10ma, VKA = VREF to 16V, TA = 25°C

IK = 10mA, VKA = VREF, TA=25°C, R1=10kΩ,

R2=Open

IK = 10mA, VKA = VREF, 0°C < TA < 70°C

IK = 10mA, VKA = VREF, -40°C < TA < 85°C

VKA = VREF, TA = 25°C

IK = 0.1mA to 15mA, VKA = VREF, TA = 25°C

VKA = 16V, TA = 25°C

Min

1.228

LX432

Typ

1.24

3

4

Max

1.252

12

20

Units

V

mV

mV

-1 -2.7 mV/V

0.1 0.5 µA

0.05 0.3 µA

0.1 0.4 µA

55

80

µA

0.2 0.4

Ω

0.004

µA

Note 2: These parameters are guaranteed by design.

Note 3: ∆VREF Ratio of change in reference input voltage to the change in cathode voltage

∆VKA

Copyright © 2000

Rev. 1.3, 2005-02-24

Microsemi

Integrated Products Division

11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570

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