STLC1 datasheet(4/16 Pages) STMICROELECTRONICS

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STLC1

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TYPICAL APPLICATION CIRCUIT

ELECTRICAL CHARACTERISTICS FOR SMPD SECTION (TJ=-40 to 125°C unless otherwise specified.

Typical values are referred at TJ=25°C, VB+=14V)

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VB+

Supply Operating Voltage

Normal Operating Range

Normal Operating Range - TAIL only

VSD

B+ Input Overvoltage

Shutdown

ISQ

Total Off State Quiescent

Current

VB+ =14V,

VTURN =VSTOP =VTAIL

=0V

120

180

µA

fosc

PWM Oscillator Frequency VB+ = 14V

140

180

240

kHz

RP(on)

Static drain to ground

SMPS N-channel switch

on resistance

VB+ =9V,

IP-OUT=4A

180

Ω

VB+ =14V,

IP-OUT=4A

170

Ω

ID(off)

P-OUT Off State leakage

Current

VB+ = 16V,

µA

ILIMIT

IP-OUT Current Limit

VB+ =14V,

VFDBK = 1V

tSMPS-ON

SMPS Turn On Delay

CREF =1µF (see note 1,4 and Fig 1, 2)

1.6

VLOAD

Load Regulation

VB+ =14V,

IOUT = 0.6 to 3A

VOUT =10V

VLINE

Line Regulation

VB+ = 9 to 16V, IOUT = 1.5A

VOUT =10V

GND

LMP-OUT

TS-PWM

P-OUT

FDBK

TURN

STOP

TAIL

B+

GND

Iout

TURN

TAIL

STOP

RLR

RLS

RLT

GND

TR-DRV

TR-L

ST-DRV

ST-L

TL-DRV

TL-L

CNTL

REF

GND

RC1

RC2

REF

IP-OUT

SEPIC

OUT

RF1

RF2

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