7

LTC1163/LTC1165

Information furnished by Linear Technology Corporation is believed to be accurate and reliable.

However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-

tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.

TYPICAL APPLICATIO S

2-Cell to 3.3V, 5V and 12V High-Side Switch/Converter

with 0.01

µA Standby Current

LTC1163

LTC1165

OUT1

OUT2

OUT3

GND

IN1

IN2

IN3

CONTROL

LOGIC

OR

µP

RFD14N05LSM

+

2-CELL

BATTERY

PACK

LTC1163/65 • TA04

LT1109CS8-12

3

1

78

22

µH

MBRS120T3

12V

10

µF

20V

4

+

LT1109CS8-5

3

1

78

22

µH

MBRS120T3

5V

22

µF

16V

4

+

RFD14N05LSM

LT1173CS8

2

1

8

100

µH

MBRS120T3

3.3V

220

µF

6.3V

4

+

RFD14N05LSM

47

Ω

3

5

24k

39k

100

µF

6.3V

+

3.3V

LOGIC

OR

µP

3.3V

LOAD

3.3V

LOAD

3.3V

LOAD

+

(11V)

10

µF

LTC1163/65 • TA06

MTD

3055EL

3.3V

MTD

3055EL

MTD

3055EL

(11V)

(11V)

LTC1163

LTC1165

OUT1

OUT2

OUT3

GND

IN1

IN2

IN3

Ultra-Low Drop Triple 3.3V High-Side Switch

LTC1163

OUT1

OUT2

OUT3

GND

IN1

IN2

IN3

1/4 74HC02

1/4 74HC02

1/4 74HC02

1N4148

1N4148

1M

OR 5V

EN0

EN1

+

100

µF

6.3V

MMDF3N02HD

13

7,8

2

4

5,6

33

µH

3

1

7

4

8

LT1109ACS8-12

+

47

µF

16V

MURS120T3

2N7002

5V, 12V, OR HI-Z

LTC1163/65 • TA05

EN0

0

1

0

1

EN1

0

0

1

1

OUTPUT

0V

12V

HI-Z