79LXX-T92-B datasheet(3/8 Pages) UTC

Part #	79LXX-T92-B

Description	3-TERMINAL 0.1A NEGATIVE VOLTAGE REGULATOR

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Manufacturer	UTC [Unisonic Technologies]

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79LXX

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

3 of 8

www.unisonic.com.tw

QW-R101-003.H

ABSOLUTE MAXIMUM RATINGS

PARAMETER

SYMBOL

VALUE

UNIT

VOUT = -5~ -9V

-30

V

VOUT = -12~ -15V

-35

V

Input Voltage

VOUT = -18~ -24V

VIN

-35

V

SOT-89

350

mW

SOP-8

300

mW

Power Dissipation

TO-92

PD

625

mW

Operating Junction Temperature Range

TOPR

-40 ~ +85

°C

Storage Temperature Range

TSTG

-40 ~ +125

°C

Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.

Absolute maximum ratings are stress ratings only and functional device operation is not implied.

ELECTRICAL CHARACTERISTICS

79L05

(TJ=25°C, C1=0.33µF, COUT=1µF, unless otherwise specified)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX UNIT

Output Voltage

VOUT

VIN=-10V, IOUT=40mA

-4.8

-5.0

-5.2

V

Line Regulation

OUT

IN

OUT

V

×

ΔV

VIN=-7~-20V, IOUT =40mA

15

150

mV

Load Regulation

OUT

V

×

I

Δ

ΔV

VIN=-10V, IOUT =1~100mA

7

60

mV

Quiescent current

IQ

VIN=-10V, IOUT =40mA

3.5

6.0

mA

Ripple Rejection

RR

VIN=-8~-18V, IOUT =40mA,

ein=1Vp-p ,f=120Hz

41

71

dB

Output Voltage Noise

eN

VIN=-10V, IOUT =40mA

BW=10Hz~100kH

120

µV

79L06

(TJ=25°C, C1=0.33µF, COUT=1µF, unless otherwise specified)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX UNIT

Output Voltage

VOUT

VIN=-12V, IOUT =40mA

-5.76

-6.0

-6.24

V

Line Regulation

OUT

IN

OUT

V

×

ΔV

VIN=-8.5~-20V, IOUT =40mA

15

150

mV

Load Regulation

OUT

V

×

I

Δ

ΔV

VIN=-12V, IOUT =1~100mA

7

60

mV

Quiescent current

IQ

VIN=-12V, IOUT =40mA

3.5

6.0

mA

Ripple Rejection

RR

VIN=-9~ -19V, IOUT =40mA

ein=1Vp-p, f=120Hz

41

71

dB

Output Voltage Noise

eN

VIN=-12V, IOUT =40mA

BW=10Hz~100kH

120

µV

79L08

(TJ=25°C, C1=0.33µF, COUT=1µF, unless otherwise specified)

PARAMETER

SYMBOL

Test conditions

MIN

TYP

MAX UNIT

Output Voltage

VOUT

VIN=-14V, IOUT =40mA

-7.68

-8.0

-8.32

V

Line Regulation

OUT

IN

OUT

V

×

ΔV

VIN=-10.5~-23V, IOUT =40mA

24

175

mV

Load Regulation

OUT

V

×

I

Δ

ΔV

VIN=-14V, IOUT =1~100mA

10

80

mV

Quiescent current

IQ

VIN=-14V, IOUT =40mA

3.5

6.0

mA

Ripple Rejection

RR

VIN=-11~ -21V, IOUT =40mA

ein=1Vp-p ,f=140Hz

39

68

dB

Output Voltage Noise

eN

VIN=-14V, IOUT =40mA

BW=10Hz~100kH

190

µV

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