LTC1701(1999) Ver la hoja de datos (PDF) - Linear Technology

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LTC1701
(Rev.:1999)

1MHz Step-Down DC/DC Converter in SOT-23

Linear Technology 

TYPICAL APPLICATIO S

5V to 3.3V Converter with Push-Button On/Off

L1

4.7µH

VIN

5V

VIN

SW

+

C1

15µF

ON

C4

R4

1µF

1M

R5 R3

OFF

5.1M 5.1k

C1: AVX TAJA156M010R

C2: AVX TAJA226M006R

C4: TAIYO YUDEN LMK212BJ105MG

C5: TAIYO YUDEN JMK212BJ475MG

D1: MBRM120L

L1: MURATA LQH3C4R7M24

LTC1701

ITH/RUN

VFB

GND

C3

330pF

D1

R2

34k

R1

20.5k

+

C2

22µF

LTC1701

VOUT

(3.3V/0.5A)

C5

4.7µF

1701 TA03

PACKAGE DESCRIPTIO Dimensions in inches (millimeters) unless otherwise noted.

S5 Package

5-Lead Plastic SOT-23

(LTC DWG # 05-08-1633)

2.80 – 3.00

(0.110 – 0.118)

(NOTE 3)

2.60 – 3.00

(0.102 – 0.118)

1.50 – 1.75

(0.059 – 0.069)

1.90

(0.074)

REF

0.00 – 0.15

(0.00 – 0.006)

0.95

(0.037)

REF

0.90 – 1.45

(0.035 – 0.057)

0.35 – 0.55

(0.014 – 0.022)

0.09 – 0.20

(0.004 – 0.008)

(NOTE 2)

0.35 – 0.50

0.90 – 1.30

(0.014 – 0.020) (0.035 – 0.051)

FIVE PLACES (NOTE 2)

S5 SOT-23 0599

NOTE:

1. DIMENSIONS ARE IN MILLIMETERS

2. DIMENSIONS ARE INCLUSIVE OF PLATING

3. DIMENSIONS ARE EXCLUSIVE OF MOLD FLASH AND METAL BURR

4. MOLD FLASH SHALL NOT EXCEED 0.254mm

5. PACKAGE EIAJ REFERENCE IS SC-74A (EIAJ)

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