SC4612 データシートの表示（PDF） - Semtech Corporation

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SC4612

Wide Input Range High Performance Synchronous Buck Switching Controller

Semtech Corporation 

SC4612

POWER MANAGEMENT

Absolute Maximum Ratings

Exceeding the specifications below may result in permanent damage to the device, or device malfunction. Operation outside of the parameters specified in

the Electrical Characteristics section is not implied.

Parameter

Symbol

Maximum

Units

Bias Supply Voltage to GND

DRV to GND

DRV Source Current (peak)

ILIM, to GND

EAO, SS/EN, FB, OSC to GND

DL to GND

VDD

-0.3 to 30

V

-0.3 to 10

V

100

mA

-0.3 to 10

V

-0.3 to +5

V

-0.3 to +10

V

BST to PHASE

PHASE to GND

DH to PHASE

Thermal Resistance Junction to Ambient (MLPD) (1)

Thermal Resistance Junction to Case (MLPD)

Thermal Resistance Junction to Ambient (SOIC)

Thermal Resistance Junction to Case (SOIC)

Operating Junction Temperature Range

Storage Temperature Range

Peak IR Reflow Temperature (10-40s)

Lead Temperature (10s), (SOIC-14)

ESD Rating (Human Body Model)

VIN

θJA

θJC

θJA

θJC

TJ

TSTG

TIR Reflow

TLEAD

ESD

-0.3 to +10

-2 to +40

-0.3 to +10

45.3

11

115

45

-40 to +125

-65 to +150

260

300

2

V

V

V

°C/W

°C/W

°C/W

°C/W

°C

°C

°C

°C

kV

All voltages with respect to GND. Positive currents are into, and negative currents are out of the specified terminal. Pulsed

is defined as a less than 10% duty cycle with a maximum duration of 500ns. Consult Packaging Section of Data sheet for

thermal limitations and considerations of packages.

Note:

(1). 1 sq. inch of FR-4, double-sided, 1 oz copper weight.

 2007 Semtech Corp.

2

www.semtech.com

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