79TXXA_15 datasheet(5/7 Pages) UTC

Teilenummer	79TXXA

Bauteilbeschribung	3 TERMINAL 1A NEGATIVE VOLTAGE REGULATOR

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Hersteller	UTC [Unisonic Technologies]

Direct Link	http://www.utc-ic.com

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79TXXA

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

5 of 7

www.unisonic.com.tw

QW-R101-013.Da

ELECTRICAL CHARACTERISTICS(Cont.)

FOR 79T12A

(VIN =-18V, CI =2.2uF)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX UNIT

Output Voltage

VOUT

TJ=25℃

-11.52 -12.0 -12.48

V

IOUT =5mA~1A, PD 15W

≦

, VIN =-14.5V~-27V -11.40

-12.60

V

Line Regulation

ΔVOUT

TJ=25℃, VIN =-14.5V ~ -30V

12

240

mV

TJ=25℃, VIN =-16V ~ -22V

6

120

mV

Load Regulation

ΔVOUT

TJ=25℃, IOUT =5mA ~ 1A

12

240

mV

TJ=25℃, IOUT =250mA ~ 750mA

4

120

mV

Quiescent Current

IQ

TJ=25℃

3

6

mA

Quiescent Current Change

ΔIQ

IOUT =5mA ~ 1A

0.05

0.5

mA

VIN =-14.5V ~ -30V

0.1

1.0

mA

Temperature coefficient of VO

ΔVO/ΔT IOUT =5mA

-0.8

mV/℃

Output Noise Voltage

eN

f=10 Hz ~ 100kHz, TA=25℃

200

μV

Ripple Rejection

RR

f=120Hz, VIN =-15V ~ -25V

54

60

dB

Dropout Voltage

VD

IOUT =1.0A, TJ=25℃

2

V

Short-Circuit Current

ISC

VIN =-35V, TA=25℃

300

mA

Peak Output Current

IPEAK

TJ=25℃

2.2

A

FOR 79T15A

(VIN =-23V, CI =2.2uF)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX UNIT

Output Voltage

VOUT

TJ=25℃

-14.40 -15.0 -15.60

V

IOUT =5mA~1A, PD 15W

≦

, VIN=-17.5V~ -30V -14.25

-15.75

V

Line Regulation

ΔVOUT

TJ=25℃, VIN =-17.5V to -30V

12

300

mV

TJ=25℃, VIN =-20V to -26V

6

150

mV

Load Regulation

ΔVOUT

TJ=25℃, IOUT =5mA ~ 1A

12

300

mV

TJ=25℃, IOUT =250mA ~ 750mA

4

150

mV

Quiescent Current

IQ

TJ=25℃

3

6

mA

Quiescent Current Change

ΔIQ

IOUT =5mA ~ 1A

0.05

0.5

mA

VIN =-17.5V to -30.5V

0.1

1.0

mA

Temperature coefficient of VO

ΔVO/ΔT IOUT =5mA

-0.9

mV/℃

Output Noise Voltage

eN

f=10 Hz ~ 100kHz,TA=25℃

250

μV

Ripple Rejection

RR

f=120Hz, VIN =-18.5V to -28.5V

54

60

dB

Dropout Voltage

VD

IOUT =1.0A, TJ=25℃

2

V

Short-Circuit Current

ISC

VIN =-35V, TA=25℃

300

mA

Peak Output Current

IPEAK

TJ=25℃

2.2

A

Ähnliche Beschreibung - 79TXXA_15

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