SC1405B(2004) Ver la hoja de datos (PDF) - Semtech Corporation

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SC1405B
(Rev.:2004)

High Speed Synchronous Power MOSFET Smart Driver

Semtech Corporation 

SC1405B

POWER MANAGEMENT

Absolute Maximum Ratings

Parameter

VCC Supply Voltage

BST to PGND

BST to DRN

DRN to PGND

DRN to PGND Pulse

OVP_S to PGND

Input Pin

Continuous Power Dissipation

Symbol

VMAXSV

VMAXBST-PGND

VMAXBST-DRN

VMAXDRN-PGN

VMAXPULSE

VMAXOVP SPGND

CO

Pd

Thermal Impedance Junction to Case

θJC

Thermal Impedance Junction to Ambient

θJA

Operating Temperature Range

TJ

Storage Temperature Range

TSTG

Lead Temperature (Soldering) 10 Sec.

TLEAD

NOTE:

(1) Specification refers to application circuit in Figure 1.

Conditions

tPULSE < 100ns

TAMB = 25°C, TJ = 125°C

TCASE = 25°C, TJ = 125°C

Maximum

7

30

8

-2 to 25

-5 to 25

10

-0.3 to 8.3

0.66

2.56

40

150

0 to +125

-65 to +150

300

Electrical Characteristics - DC Operating Specifications

Unless specified: -0 < θJ < 125°C; VCC = 6V; 4V < VBST < 26V

Parameter

Symbol

Conditions

Min

Typ

Max

Power Supply

Supply Voltage

Quiescent Current

VCC

Iq_stby

EN = 0V

4.15

5

6.0

10

Quiescent Current, operating Iq_op

VCC = 5V, CO = 0V

1

PRDY

High Level Output Voltage

VOH

VCC = 4.6V, lload = 10mA

4.5

4.55

Low Level Output Voltage

VOL

VCC < UVLO threshold,

lload = 10µA

0.1

0.2

Sink Current

IO_SINK

VPRDY = 0.4V

5

10

Units

V

V

V

V

V

V

V

W

°C/W

°C/W

°C

°C

°C

Units

V

µA

mA

V

V

mA

 2004 Semtech Corp.

2

www.semtech.com

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