78LXXS

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

3 of 6

www.unisonic.com.tw

QW-R101-057.C



ABSOLUTE MAXIMUM RATINGS

PARAMETER

SYMBOL

RATINGS

UNIT

Input Voltage

VOUT=5~9V

VIN

30

V

VOUT=10~18V

35

V

VOUT=24V

40

V

Output Current

IOUT

100

mA

Power Dissipation

SOT-223

PD

600

mW

SOT-89

550

mW

TO-252

890

mW

SOP-8

660

mW

TO-92

625

mW

Junction Temperature

TJ

+150

°C

Operating Temperature (Note 2)

TOPR

-40 ~ +125

°C

Storage Temperature

TSTG

-55 ~ +150

°C

Notes: 1. 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.

2. It is guarantee by design, not 100% be tested.



THERMAL DATA

PARAMETER

SYMBOL

RATING

UNIT

Junction to Ambient

SOT-223

θJA

165

°C/W

SOT-89

180

°C/W

TO-252

112

°C/W

SOP-8

150

°C/W

TO-92

160

°C/W

Junction to Case

SOT-223

θJC

15

°C/W

SOT-89

50

°C/W

TO-252

12

°C/W

SOP-8

20

°C/W

TO-92

83

°C/W



ELECTRICAL CHARACTERISTICS

For UTC78L05S

(VIN=10V, IOUT=40mA, 0°C<TJ<150°C, C1=0.33μF, Co=0.1μF, unless otherwise specified)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Output Voltage

VOUT

TJ=25°C

4.80

5.0

5.20

V

7V≤VIN≤20V, IOUT=1mA-40mA

4.75

5.25

V

7V≤VIN≤VMAX, IOUT=1mA-70mA

4.75

5.25

V(Note 2)

Load Regulation

VOUT

TJ=25°C, IOUT=1mA-100mA

15

60

mV

TJ=25°C, IOUT=1mA-40mA

8

30

mV

Line regulation

VOUT

7V≤VIN≤20V, TJ=25°C

8

150

mV

8V≤VIN≤20V, TJ=25°C

6

100

mV

Quiescent Current

IQ

VIN=10V, IOUT=0mA, TJ=25°C

2.0

5.5

mA

Quiescent Current Change

IQ

8V≤VIN≤20V

1.5

mA

1mA≤IOUT≤40mA

0.1

mA

Output Noise Voltage

eN

10Hz≤f≤100kHz

40

μV

Temperature coefficient of VOUT

VO/T

IOUT=5mA

1.0

mV/°C

Ripple Rejection

RR

8V≤VIN≤20V, f=120Hz, TJ=25°C

50

dB

Dropout Voltage

VD

TJ=25°C

1.7

V