LA5612 datasheet(2/5 Pages) SANYO

tên linh kiện	LA5612

Giải thích chi tiết về linh kiện	Multifunctional Voltage Regulator for TVs and VCRs with BS Tuner

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Operating Characteristics at Ta=25 °C, See specified Test Circuit.

Parameter

Symbol

Conditions

min

typ

max

Unit

[No-load mode] When VO1, VO2, VO3ison:VEN1=3V,VEN2=3V,VIN1 = 16.5 V, VIN2 = 6.6 V, IO1toIO3=0mA

Quiescent current

IIN1

714

mA

IIN2

816

mA

[Regulator 1] When VO1, VO2, VO3ison:VEN1=3V,VEN2=3V,VIN1 = 16.5 V, VIN2 = 6.6 V, IO1 = 300 mA

Output voltage 1

VO1

13.7

14.5

15.2

V

Dropout voltage

VDROP1

0.5

1.0

V

Line regulation

nVOLN1

16.5 V

% VIN1 % 20.5 V

140

mV

Load regulation

nVOLD1

10mA

% IO1 % 300 mA

150

mV

Output inflow current

IO1 IN

22 V applied to pin VO1, no-load mode

500

µA

Peak output current

IOP1

360

mA

Output short-circuit current

IOSC1

45

180

mA

Ripple rejection

Rrej1

50

dB

Output low-level voltage

VO1 OFF

VEN1=1V, when VO1isoff

0.2

V

Output voltage/temperature

coefficient

nVO1/nTa

±0.5

mV/ °C

[Regulator 2] When VO1, VO2, VO3ison:VEN1=3V,VEN2=3V,VIN1 = 16.5 V, VIN2 = 6.6 V, IO2 = 350 mA

Output voltage 2

VO2

4.80

5.05

5.30

V

Dropout voltage

VDROP2

0.5

1.0

V

Line regulation

nVOLN26 V % VIN2 % 7.2 V

20

mV

Load regulation

nVOLD2

100 mA

% IO2 % 350 mA

100

mV

Peak output current

IOP2

420

mA

Output short-circuit current

IOSC2

65

210

mA

Ripple rejection

Rrej2

50

dB

Output low-level voltage

VO2 OFF

VEN2=1V, when VO2isoff

0.2

V

Output voltage/temperature

coefficient

nVO2/nTa

±0.5

mV/ °C

[Regulator 3] When VO1, VO2, VO3ison:VEN1=3V,VEN2=3V,VIN1 = 16.5 V, VIN2 = 6.6 V, IO3 = 350 mA

Output voltage 3

VO3

4.80

5.05

5.30

V

Dropout voltage

VDROP3

0.5

1.0

V

Line regulation

nVOLN36 V % VIN2 % 7.2 V

20

mV

Load regulation

nVOLD3

100 mA

% IO3 % 350 mA

100

mV

Peak output current

IOP3

420

mA

Output short-circuit current

IOSC3

65

210

mA

Ripple rejection

Rrej3

50

dB

Output low-level voltage

VO3 OFF

VEN2=1V, when VO3isoff

0.2

V

Output voltage/temperature

coefficient

nVO3/nTa

±0.5

mV/ °C

[Output on/off control] VIN1 = 16.5 V, VIN2 = 6.6 V

Output on control voltage

VEN1H

VO1: on, VEN1<22V

3.0

VIN1V

VEN2H

VO2, VO3: on, VEN2<22V

Output off control voltage

VEN1L

VO1: off

1.0

V

VEN2L

VO2, VO3: off

[Amplifier A] When VO1, VO2, VO3ison:VEN1=3V,VEN2=3V,VIN1 = 16.5 V, VIN2 = 6.6 V

Input offset voltage

VIOA

±7mV

Input bias current

IBA

250

nA

Output current (source)

IOA SOURCE VINA

+ =1V,VINA– = 0 V

10

mA

Output current (sink)

IOA SINK

VINA

+ =0V,VINA– = 1 V

10

mA

[Amplifier B] When VO1, VO2, VO3ison:VEN1=3V,VEN2=3V,VIN1 = 16.5 V, VIN2 = 6.6 V

Output current (source)

IOB SOURCE

10

mA

LA5612

No.5197 - 2/5

Số phần tương tự - LA5612

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