L432V データシートの表示（PDF） - Niko Semiconductor

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L432V

1.24V Low-Voltage Adjustable Precision Shunt Regulator

Niko Semiconductor 

NIKO-SEM

1.24V Low-Voltage Adjustable

Precision Shunt Regulator

L432

ABSOLUTE MAXIMUM RATINGS

PARAMETER

Cathode-Anode Reverse Breakdown Voltage - VKA

Anode-Cathode Forward Current - IAK

Operating Cathode Current - IKA

Reference Input Current - IREF

Storage Temperature Range - TSTG

Junction Temperature - TJ

Lead Temperature (Soldering, 10 Seconds) - TL

Continuous Power at 25 °C - PD

TO-92

SOIC-8

SOT-23

VALUE

20V

1A

100 mA

1 mA

-65 to +150 °C

150 °C

300 °C

700 mW

650 mW

200 mW

RECOMMENDED CONDITIONS

Parameter

Cathode Voltage (VKA)

Cathode Current (IK)

Rating

VREF to 18V

10 mA

TYPICAL THERMAL RESISTANCES

Package

TO-92

SOIC-8

SOT-23

θJA

160 °C/W

175 °C/W

575 °C/W

θJC

80 °C/W

45 °C/W

150 °C/W

Typ. De-rating

6.3 mW/°C

5.7 mW/°C

1.7 mW/°C

ELECTRICAL SPECIFICATIONS

(Ambient temperature must be derated base on power dissipation and package thermal characteristics. The conditions are: VKA = VREF and

IK = 10 mA unless otherwise stated)

PARAMETER

Output Voltage - VREF

Line Regulation - ∆VREF

Load Regulation - ∆VREF

Temperature Deviation - ∆VREF

Reference Input Current - IREF

Reference Input Current

Temperature Coefficient - ∆IREF

Minimum Cathode Current

for Regulation - IK(MIN)

Off State Leakage - IK(MIN)

Dynamic impedance

TEST CONDITIONS

MIN

TYP

MAX

UNITS

TEST

CIRCUIT

TA = 25 °C, L432 (0.5%) 1.234 1.240 1.246 V

1

TA = 25 °C, L432 (1%) 1.228 1.240 1.252

VKA = VREF to 15V

28 50 mV

2

IK = 1 to 100 mA

3.9 6 mV

1

0 < TJ < 105 °C

5 12 mV

1

2.3 6 µA

1

0 < TJ < 105 °C

0.14 0.6 µA

1

VREF = 0V, VKA = 15V

VKA = Vref, f ≦ 1kHz

IK = 0.1 mA to 100 mA

0.2 1 mA

1

40 500 nA

3

0.25 0.4 Ω

1

2

NOV-21-2001

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