117450 Ver la hoja de datos (PDF) - Linear Technology

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componentes Descripción

Fabricante

117450

High Efficiency Step-Down and Inverting DC/DC Converter

Linear Technology 

LTC1174

LTC1174-3.3/LTC1174-5

TYPICAL APPLICATIO S

9V to 5V Pre-Post Regulator

INPUT

VOLTAGE

6V TO 12.5V

* SANYO OS-CON

** AVX TPSD476K016

D1 = MBRS140T3 (SURFACE MOUNT)

1N5818

† L1 SELECTION

MANUFACTURER PART NO. TYPE

COILTRONICS

COILCRAFT

SUMIDA

GOWANDA

CTX50-3 SURFACE MOUNT

DT3316-473 SURFACE MOUNT

CD54-470 SURFACE MOUNT

GA10-472K THROUGH HOLE

†† USE 1% METAL FILM RESISTORS

3 LBIN

6

VIN

8

SHUTDOWN

2

LBOUT

7 IPGM LTC1174

GND

1

VFB

5

SW

4

+

100µF*

16V

L1†

50µH +

D1

47µF**

16V, ×2

100pF

0.1µF

110k††

30.1k††

8 VIN

OUT 1

LT®1121-5

5 SHUTDOWN +

0.1µF

GND

3

VOUT

5V

150mA

1µF

SOLID

TANTALUM

1174 TA09

LCD Display Power Supply

VIN(V) IOUT MAX(mA)

4

20

5

25

6

30

7

35

8

43

9

50

10

55

11

60

12

65

INPUT

VOLTAGE

4V TO 12.5V

* AVX TAJE106K050

** AVX TPSD476K016

D1 = MBRS140T3 (SURFACE MOUNT)

1N5818

† L1 SELECTION

MANUFACTURER PART NO. TYPE

COILTRONICS

COILCRAFT

SUMIDA

GOWANDA

CTX100-3 SURFACE MOUNT

DT3316-104 SURFACE MOUNT

CD75-101 SURFACE MOUNT

GA10-103K THROUGH HOLE

†† USE 1% METAL FILM RESISTORS

+ 47µF**

16V

×2

3 LBIN

6

VIN

8

SHUTDOWN

7 IPGM

2

LTC1174

LBOUT

1

VFB

SW 5

GND

4

0.1µF

56.2k††

2N2222

0.1µF

2N5210

1N914

Si9435

D1

L1†

100µH

50k††

998k††

VOUT

–24V

50mA AT

10µF* VIN = 9V

50V

×4

1174 TA10

1174fe

16

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