SC1543IMSTR データシートの表示（PDF） - Semtech Corporation

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SC1543IMSTR

400mA/200mA Dual 3.3V Smart Power Switch

Semtech Corporation 

400mA/200mA Dual 3.3V Smart

Power Switch

PRELIMINARY - October 9, 2000

ABSOLUTE MAXIMUM RATINGS

Parameter

Input Supply Voltage

Output Current From:

VIN1

VIN2

Operating Ambient Temperature Range

Operating Junction Temperature Range

Storage Temperature Range

Lead Temperature (Soldering, 10 Sec.)

Thermal Impedance Junction to Ambient

Symbol

VIN1,2

IO

TA

TJ

TSTG

TLEAD

θJA

Maximum

-0.5 to +6

400

200

-40 to +85

-40 to +125

-65 to +150

300

206

SC1543

Units

V

mA

°C

°C

°C

°C

°C/W

ELECTRICAL CHARACTERISTICS(1)

Unless specified, TA = 25°C, SHDN = 0V, CO = 10µF, IO = 400mA (when power is being supplied from VIN1, 200mA when power is being sup-

plied from VIN2). Values in bold apply over full operating temperature range.

Parameter

Symbol

Conditions

Min Typ Max Units

VIN1

Supply Voltage

VIN1

3.0 3.3 3.6 V

Quiescent Current

IQ1

VIN1 > VIN2, IO = 0mA

VIN1 < VIN2

150 300 µA

15 50

Reverse Leakage From VIN2(2)

IVIN1

VIN2

VIN1 = SHDN = 3.3V

VIN1 = 0V, VIN2 = 3.6V, IO = 0mA

1 10

0.25 1.00 µA

Supply Voltage

VIN2

3.0 3.3 3.6 V

Quiescent Current

IQ2

VIN2 > VIN1, IO = 0mA

VIN2 < VIN1

150 300 µA

1 10

Reverse Leakage From VIN1(2)

IVIN2

VIN1 Threshold Voltage

VIN2 = SHDN = 3.3V

VIN1 = 3.6V, VIN2 = 0V, IO = 0mA

1 10

0.25 1.00 µA

Threshold Voltage

Hysteresis

Power Switches

VIN1

Pass

Device

R (2)

DS(ON)

VIN2

Pass

Device

R (2)

DS(ON)

VTH

VHYST

RDS(ON)1

RDS(ON)2

VIN1 = 3.3V, VIN2 = 0V

VIN1 = 0V, VIN2 = 3.3V

2.80 2.90 3.00 V

130

mV

100 250 mΩ

150 400 mΩ

© 2000 SEMTECH CORP.

2

652 MITCHELL ROAD NEWBURY PARK CA 91320

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