ZTL431/ZTL432

ZTL431/ZTL432

Document number: DS33263 Rev. 15 - 2

2 of 9

www.diodes.com

November 2010

© Diodes Incorporated

A Product Line of

Diodes Incorporated

Parameter

Rating

Unit

20

V

150

mA

-50µA to 10mA

Operating Junction Temperature

-40 to 150

°C

Storage Temperature

-55 to 150

°C

Operation above the absolute maximum rating may cause device failure.

Operation at the absolute maximum ratings, for extended periods, may reduce device reliability.

Package Thermal Data

Package

θ

JA

SOT23

380°C/W

330 mW

SOT23F

138°C/W

900 mW

SOT23-5

250°C/W

500 mW

SOT70-6

380°C/W

330mW

Recommended Operating Conditions

Min

Max

Units

Cathode Voltage

20

V

Cathode Current

1

100

mA

Operating Ambient Temperature Range

-40

125

°C

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Units

Reference voltage

ZTL43_A

2.475

2.5

2.525

V

ZTL43_B

2.487

2.5

2.513

Deviation of reference

voltage over full

temperature range

6

16

mV

14

34

14

34

ΔV

REF

ΔV

KA

Ratio of change in

reference voltage

to the change in

cathode voltage

-1.4

-2.7

mV/V

-1.0

-2.0

Reference input current

2

4

µA

ΔI

REF

temperature range

0.8

1.2

µA

0.8

2.5

0.8

2.5

Minimum cathode

current for regulation

0.4

0.6

mA

Off state current

0.1

0.5

µA

Dynamic output

impedance

0.2

0.5

Ω