78TXXA

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

3 of 8

www.unisonic.com.tw

QW-R101-011.R



ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)

PARAMETER

SYMBOL

RATING

UNIT

Input Voltage

VIN

35

V

Output Current

IOUT

1

A

Power Dissipation

PD

Internally Limited

W

Junction Temperature

TJ

+150

°С

Operating Junction Temperature

TOPR

-40 ~ +125

°С

Storage Temperature

TSTG

-40 ~ +150

°С

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 (CI =0.33uF, CO=0.1uF, unless otherwise specified) (Note 1)

For 78T05A

(VIN =10V, IOUT =0.5A)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP MAX

UNIT

Output Voltage

VOUT

IOUT =5mA~1.0A

4.80

5.0

5.20

V

VIN =7.5~20V, IOUT =5mA~1.0A

4.75

5.25

V

Load Regulation

VOUT

IOUT =5mA~1.0A

50

mV

IOUT =0.25A~0.75A

25

mV

Line Regulation

VOUT

VIN =7~25V

50

mV

VIN =7.5~20V, IOUT =1.0A

50

mV

Quiescent Current

IQ

IOUT≤1.0A

8.0

mA

Quiescent Current Change

IQ

VIN =7.5~20V

1.0

mA

IOUT =5mA~1.0A

0.5

mA

Output Noise Voltage

eN

10Hz≤f≤100kHz

40

μV

Ripple Rejection

RR

VIN =8~18V,f=120Hz

59

80

dB

Peak Output Current

IPEAK

1.8

A

Short-Circuit Current

ISC

VIN =35V

250

mA

Dropout Voltage

VD

2.0

V

For 78T06A

(VIN =11V, IOUT =0.5A)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP MAX

UNIT

Output Voltage

VOUT

IOUT =5mA~1.0A

5.76

6.0

6.24

V

VIN =8.5~21V, IOUT =5mA~1.0A

5.7

6.3

V

Load Regulation

VOUT

IOUT =5mA~1.0A

60

mV

IOUT =0.25A~0.75A

30

mV

Line Regulation

VOUT

VIN =8~25V

60

mV

VIN =8.5~21V, IOUT =1.0A

60

mV

Quiescent Current

IQ

IOUT≤1.0A

8.0

mA

Quiescent Current Change

IQ

VIN =8.5~21V

1.0

mA

IOUT =5mA~1.0A

0.5

mA

Output Noise Voltage

eN

10Hz≤f≤100kHz

45

μV

Ripple Rejection

RR

VIN =9~19V,f=120Hz

56

75

dB

Peak Output Current

IPEAK

1.8

A

Short-Circuit Current

ISC

VIN =35V

250

mA

Dropout Voltage

VD

2.0

V