79DXX-Q

Preliminary

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

3 of 6

www.unisonic.com.tw

QW-R101-055.a



ABSOLUTE MAXIMUM RATINGS (TA=25C, unless otherwise specified)

PARAMETER

SYMBOL

RATINGS

UNIT

Input Voltage

VOUT= -5 ~ -18V

VIN

-35

V

VOUT= -20 ~ -24V

-40

V

Operating Temperature

TOPR

-40 ~ +125

C

Storage Temperature

TSTG

-65 ~ +150

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.



THERMAL DATA

PARAMETER

SYMBOL

RATINGS

UNIT

Thermal Resistance

Junction-Air

SOT-89

θJA

180

C/W

TO-251/TO-252

112

C/W

Thermal Resistance

Junction-Cases

SOT-89

θJC

50

C/W

TO-251/TO-252

12.5

C/W



ELECTRICAL CHARACTERISTICS (0<TJ<125C, unless otherwise specified)

For 79D05-Q (VIN=-10V, IOUT=500mA, CI=33uF, CO=1uF)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Output Voltage

VOUT

TJ=25C

-4.80

-5.0

-5.20

V

5.0mA<IOUT<0.5A

VIN=-7V ~ -20V

-4.75

-5.25

V

Line Regulation

VOUT

TJ=25C, VIN=-7V ~ -25V

10

100

mV

TJ=25C, VIN=-8V ~ -12V

5

60

mV

Load Regulation

VOUT

TJ=25C, IOUT=5.0mA ~ 0.5A

10

100

mV

TJ=25C, IOUT=5.0mA ~ 200mA

3

50

mV

Quiescent Current

IQ

TJ=25C

4.3

8

mA

Quiescent Current Change

IQ

IOUT=5mA ~ 0.5A

0.05

0.5

mA

VIN=-7V ~ -25V

0.1

1.3

mA

Temperature Coefficient of VOUT

VOUT/TIOUT=5mA

-0.4

mV/

C

Output Noise Voltage

VN

f=10Hz ~ 100kHz, TA=25C

100

μV

Ripple Rejection

RR

f=120Hz, VIN=-8V ~ -18V

54

60

dB

Dropout Voltage

VD

IOUT=0.5A, TJ=25C

2

V

For 79D06-Q (VIN=-11V, IOUT=500mA, CI=2.2uF, Co=1uF)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Output Voltage

VOUT

TJ=25C

-5.76

-6.0

-6.24

V

5.0mA<IOUT<0.5A,

VIN=-8V ~ -21V

-5.70

-6.30

V

Line Regulation

VOUT

TJ=25C, VIN=-8V ~ -25V

10

120

mV

TJ=25C, VIN=-9V ~ -13V

5

60

mV

Load Regulation

VOUT

TJ=25C, IOUT=5.0mA ~ 0.5A

10

120

mV

TJ=25C, IOUT=5.0mA ~ 200mA

3

60

mV

Quiescent Current

IQ

TJ=25C

4.3

8

mA

Quiescent Current Change

IQ

IOUT=5mA ~ 0.5A

0.5

mA

VIN=-8V ~ -25V

1.3

mA

Temperature Coefficient of VOUT

VOUT/TIOUT=5mA

-0.5

mV/

C

Output Noise Voltage

eN

F=10Hz ~ 100kHz, TA=25C

130

μV

Ripple Rejection

RR

F=120Hz, VIN=-9V ~ -19V

54

60

dB

Dropout Voltage

VD

IOUT=0.5A, TJ=25C

2

V