78LXX

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

5 of 9

www.unisonic.com.tw

QW-R101-001.AB



ELECTRICAL CHARACTERISTICS (Cont.)

For UTC78L09

(VIN=15V, 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

8.82

9.0

9.18

V

11.5V≤VIN≤24V, IOUT=1mA-40mA

8.73

9.27

V

11.5V≤VIN≤VMAX, IOUT=1mA-70mA

8.73

9.27 V(note 2)

Load Regulation

VOUT

TJ=25°C, IOUT=1mA-100mA

20

90

mV

TJ=25°C, IOUT=1mA-40mA

10

40

mV

Line regulation

VOUT

11.5V≤VIN≤24V, TJ=25°C

15

200

mV

13V≤VIN≤24V, TJ=25°C

10

150

mV

Quiescent Current

IQ

VIN=15V, IOUT=0mA, TJ=25°C

2.0

6.0

mA

Quiescent Current Change

IQ

13V≤VIN≤24V

1.5

mA

1mA≤IOUT≤40mA

0.1

mA

Output Noise Voltage

eN

10Hz≤f≤100kHz

70

μV

Temperature coefficient of VOUT

VO/T IOUT=5mA

1.6

mV/

C

Ripple Rejection

RR

12V≤VIN≤24V, f=120Hz, TJ=25°C

46

dB

Dropout Voltage

VD

TJ=25°C

1.7

V

For UTC78L10

(VIN=16V, 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

9.8

10

10.2

V

12.5V≤VIN≤25V, IOUT=1mA-40mA

9.7

10.3

V

12.5V≤VIN≤VMAX, IOUT=1mA-70mA

9.7

10.3 V(note 2)

Load Regulation

∆VOUT

TJ=25°C, IOUT=1mA-100mA

20

90

mV

TJ=25°C, IOUT=1mA-40mA

10

45

mV

Line regulation

∆VOUT

12.5V≤VIN≤25V, TJ=25°C

25

200

mV

14V≤VIN≤25V, TJ=25°C

20

170

mV

Quiescent Current

IQ

VIN=17V,IOUT=0mA, TJ=25°C

2.0

6.0

mA

Quiescent Current Change

IQ

12.5V≤VIN≤25V

1.5

mA

1mA≤IOUT≤40mA

0.1

mA

Output Noise Voltage

eN

10Hz≤f≤100kHz

74

μV

Temperature coefficient of VOUT

VO/T IOUT=5mA

1.7

mV/

C

Ripple Rejection

RR

15V≤VIN≤25V,f=120Hz, TJ=25°C

45

dB

Dropout Voltage

VD

TJ=25°C

1.7

V

For UTC78L12

(VIN=19V, 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

11.76

12

12.24

V

14.5V≤VIN≤27V, IOUT=1mA-40mA

11.64

12.36

V

14.5V≤VIN≤VMAX, IOUT=1mA-70mA

11.64

12.36 V(note 2)

Load Regulation

VOUT

TJ=25°C, IOUT=1mA-100mA

25

100

mV

TJ=25°C, IOUT=1mA-40mA

12

50

mV

Line regulation

VOUT

14.5V≤VIN≤27V, TJ=25°C

25

300

mV

16V≤VIN≤27V, TJ=25°C

20

250

mV

Quiescent Current

IQ

VIN=19V, IOUT=0mA, TJ=25°C

2.0

6.5

mA

Quiescent Current Change

IQ

16V≤VIN≤27V

1.5

mA

1mA≤IOUT≤40mA

0.1

mA

Output Noise Voltage

eN

10Hz≤f≤100kHz

80

μV

Temperature coefficient of VOUT

VO/T IOUT=5mA

1.8

mV/

C

Ripple Rejection

RR

15V≤VIN≤25V, f=120Hz, TJ=25°C

45

dB

Dropout Voltage

VD

TJ=25°C

1.7

V