78DXX

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

4 of 10

www.unisonic.com.tw

QW-R101-005.AI



ABSOLUTE MAXIMUM RATINGS (TJ=25°C, unless otherwise specified)

PARAMETER

SYMBOL

RATINGS

UNIT

Input Voltage

VOUT=5~20V

VIN

35

V

VOUT=24V

40

V

Output Current

IOUT

0.5

A

Power Dissipation (TC=25°C)

SOT-223

PD

8.3

W

TO-251/TO-252

TO-252-3/TO-252D

10

W

PDFN5×6

8.0

W

Operating Junction Temperature

TJ

+150

°C

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

Junction to Case

SOT-223

θJC

15

°C/W

TO-251/TO-252

TO-252-3/TO-252D

12.5

°C/W

PDFN5×6

15.6

°C/W



ELECTRICAL CHARACTERISTICS

(TJ=25°C, CI =0.33μF, CO=0.1μF, PD≤7W, unless otherwise specified)

For 78D05

(VIN=10V, IOUT=0.5A)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX UNIT

Output Voltage

VOUT

IOUT=5mA~0.5A

4.90

5.0

5.10

V

VIN =7.5~20V,IOUT=5mA~0.5A

4.85

5.15

V

Load Regulation

∆VOUT

IOUT=5mA~0.5A

50

mV

IOUT=5mA~200 mA

25

mV

Line Regulation

∆VOUT

VIN =7V~25V

50

mV

VIN =7.5~20V, IOUT=0.5A

50

mV

Quiescent Current

IQ

IOUT=0.5A

8

mA

Quiescent Current Change

∆IQ

VUT =7.5~20V

1

mA

IOUT=5mA~0.5A

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

1.2

A

Short-Circuit Current

ISC

VIN=VOUT+19V

250

mA

Dropout Voltage

VD

2

V