TK71220 Ver la hoja de datos (PDF) - Toko America Inc

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TK71220

LOW DROPOUT REGULATOR

Toko America Inc  

TK712xx

ABSOLUTE MAXIMUM RATINGS

Input Voltage ............................................................ 15 V

Power Dissipation (Note 1) ................................ 350 mW

Operating Voltage Range ............................... 1.4 to 14 V

Junction Temperature ........................................... 150 °C

Storage Temperature Range ................... -55 to +150 °C

Operating Temperature Range ................... -30 to +80 °C

Lead Soldering Temperature (10 s) ...................... 235 °C

TK71220 ELECTRICAL CHARACTERISTICS

Test Conditions: VIN = 3 V, TA = 25 °C, unless otherwise specified.

SYMBOL

PARAMETER

TEST CONDITIONS

MIN

VIN = 3.0 V, IOUT = 0 mA

IQ

Quiescent Current

VIN = 1.8 V, IOUT = 0 mA

VOUT

Regulated Output Voltage VIN = 3.0 V, IOUT = 10 mA

1.9

VDROP

Dropout Voltage

IOUT = 30 mA

IOUT

Output Current

100

IGND

Ground Current

VIN = 3.0 V, IOUT = 30 mA

Line Reg Line Regulation

V = 3.0 to 13.0 V

IN

Load Reg Load Regulation

IOUT = 1 to 60 mA

RR

Ripple Rejection

CL = 3.3 µF, f = 400 Hz, IOUT = 10 mA

Vref

Noise Bypass Terminal

Voltage

∆VOUT /∆T Temperature Coefficient

TYP

130

1.4

2.0

100

160

1.5

10

20

63

1.27

0.15

MAX

300

3.0

2.1

200

3.5

30

40

UNITS

µA

mA

V

mV

mA

mA

mV

mV

dB

V

mV/° C

Note 1: Power dissipation is 350 mW when mounted as recommended. Derate at 2.8 mW/°C for operation above 25 °C.

Page 2

January 1999 TOKO, Inc.

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