LTC1470C 데이터 시트보기 (PDF) - Linear Technology

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LTC1470C

Single and Dual PCMCIA Protected 3.3V/5V VCC Switches

Linear Technology 

LTC1470/LTC1471

ABSOLUTE MAXIMUM RATINGS (Note 1)

3.3V Supply Voltage (3VIN) (Note 2) ........................ 7V

5V Supply Voltage (5VIN) (Note 2) ............................ 7V

Enable Input Voltage ..................... 5VIN to (GND – 0.3V)

Output Voltage (OFF) (Note 2) ......... 7V to (GND – 0.3V)

Output Short-Circuit Duration .......................... Indefinite

Operating Temperature

LTC1470C .............................................. 0°C to 70°C

LTC1470E (Note 7) ............................. –40°C to 85°C

Junction Temperature .......................................... 100°C

Storage Temperature Range ................ – 65°C to 150°C

Lead Temperature (Soldering, 10 sec)................. 300°C

PACKAGE/ORDER INFORMATION

TOP VIEW

OUT 1

5VIN 2

EN1 3

EN0 4

8 OUT

7 3VIN

6 3VIN

5 GND

S8 PACKAGE

8-LEAD PLASTIC SO

TJMAX = 100°C, θJA = 150°C/W

ORDER PART

NUMBER

LTC1470CS8

LTC1470ES8

S8 PART MARKING

1470

1470E

Consult LTC Marketing for parts specified with wider operating temperature ranges.

AOUT 1

A5VIN 2

AEN1 3

AEN0 4

GND 5

B3VIN 6

B3VIN 7

BOUT 8

TOP VIEW

16 AOUT

15 A3VIN

14 A3VIN

13 GND

12 BEN0

11 BEN1

10 B5VIN

9 BOUT

S PACKAGE

16-LEAD PLASTIC SO

TJMAX = 100°C, θJA = 100°C/W

ORDER PART

NUMBER

LTC1471CS

ELECTRICAL CHARACTERISTICS The ● denotes the specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C. 3VIN = 3.3V, 5VIN = 5V (Note 3), unless otherwise noted.

SYMBOL

3VIN

5VIN

I3VIN

PARAMETER

3.3V Supply Voltage Range

5V Supply Voltage Range

3.3V Supply Current

I5VIN

5V Supply Current

RON

ILKG

ILIM3V

ILIM5V

VENH

VENL

IEN

3.3V Switch ON Resistance

5V Switch ON Resistance

Output Leakage Current OFF

3.3V Current Limit

5V Current Limit

Enable Input High Voltage

Enable Input Low Voltage

Enable Input Current

CONDITIONS

Program to Hi-Z (Note 4)

Program to 3.3V, No Load (Note 4)

Program to 5V, No Load (Note 4)

Program to Hi-Z (Note 4)

Program to 3.3V (Note 4)

Program to 5V (Note 4)

Program to 3.3V, IOUT = 500mA

Program to 5V, IOUT = 500mA

Program to Hi-Z, 0V ≤ VOUT ≤ 5V (Note 4)

Program to 3.3V, VOUT = 0V (Note 5)

Program to 5V, VOUT = 0V (Note 5)

0V ≤ VEN ≤ 5V

MIN TYP MAX UNITS

2.70

3.60

V

4.75

5.25

V

●

0.01 10

µA

●

40 80

µA

●

0.01 10

µA

●

0.01 10

µA

●

100 160

µA

●

140 200

µA

0.12 0.16

Ω

0.14 0.18

Ω

●

±10

µA

1

A

1

A

● 2.0

V

●

0.8

V

±1

µA

14701fa

2

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