16

LT1534/LT1534-1

1534fa LT/TP 0300 2K REV A • PRINTED IN USA

© LINEAR TECHNOLOGY CORPORATION 1998

Linear Technology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417

PART NUMBER

DESCRIPTION

COMMENTS

LT1129

700mA Micropower Low Dropout Regulator

0.4V Dropout Voltage, Reverse Battery Protection

LT1175

500mA Negative Low Dropout Micropower Regulator

Positive or Negative Shutdown Logic

LT1370

500kHz High Efficiency 6A Switching Regulator

90% Efficiency, Constant Frequency, High Power

LT1371

500kHz High Efficiency 3A Switching Regulator

90% Efficiency, Constant Frequency, Synchronizable

LT1377

1MHz High Efficiency 1.5A Switching Regulator

High Frequency, Small Inductor

LT1425

Isolated Flyback Switching Regulator

Excellent Regulation Without Transformer “Third Winding”

LT1533

Ultralow Noise 1A Switching Regulator

Push-Pull Design for Low Noise Isolated Supplies

LT1763

500mA Low Noise Micropower LDO

20

LT1777

700mA Low Noise Step-Down Switching Regulator

RELATED PARTS

Low Noise Wide Input Range

±5V Supply

14

1,8

9,16

SHDN

COL

5

6

LT1534-1

GND

15

2

4

10

12

11

220pF

0.01

µF

1500pF

16.9k

L2

28nH

C1

10

µF

16V

3V TO 12V

+

1N5817

*TOTAL OUTPUT CURRENT

≤ 300mA

C1, C2, C3: MATSUSHITA ECGCICB6R8

C4, C5: MATSUSHITA ECGC0JB470

L2: COILCRAFT B08T OR PC TRACE

T1: COILTRONICS VP2-0216

2.49k

10

Ω

5V

150mA*

–5V

150mA*

6.8k

13

4k TO

25k

7.5k

C4

47

µF

6.3V

+

C5

47

µF

6.3V

+

1534 TA03

PGND

FB

3

1nF

11

8

12

9

2

5

1

4

6

3

T1

T1

T1

10

7

7

1N5817

NFB

4k TO

25k

SYNC

C3

10

µF

16V

C2

10

µF

16V