ACE432 datasheet(3/10 Pages) ACE

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ACE432

Precision adjustable shunt voltage reference

VER 1.3

Electrical Characteristics

Parameter

Symbol

Test Conditions

Min.

Typ.

Max.

Unit

Reference Voltage

0.5%

VREF

VKA=VREF, IKA=10mA

Test Circuit #1

1.234

1.240

1.246

1.0%

1.228

1.240

1.252

1.5%

1.221

1.240

1.259

2.0%

1.215

1.240

1.265

Deviation of reference voltage

over full temperature range

VI(DEV)

VKA=VREF, IKA=10mA

TA=-40℃ to 105℃

Test Circuit #1

Ratio of change in reference

voltage to the change in cathode

voltage

ΔV

REF/ΔKA

IKA=10mA

ΔV

KA=8V to VREF

Test Circuit #2

1.0

2.7

mV/V

Reference current

IREF

IKA=10mA,

R1=10KΩ, R2=∞

Test Circuit #2

0.15

μA

Deviation of Reference current

over full temperature range

II(DEV)

IKA=10mA, TA=0℃ to

105℃

R1=10KΩ, R2=∞

Test Circuit #2

0.10

μA

Minimum cathode current for

regulation

IMIN

VKA=VREF

Test Circuit #1

100

μA

Off-state cathode current

IOFF

VKA=8V, VREF=0

Test Circuit #3

0.04

0.8

μA

Dynamic impedance

IZKAI

IKA=100μA-80mA

VKA=VREF, f≦1KHz

Test Circuit #1

0.3

1.0

Block Diagram

Symbol Diagram

ACE432 Datasheet(PDF) 3 Page - ACE Technology Co., LTD.

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