LED6001TR datasheet(10/26 Pages) STMICROELECTRONICS

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Electrical characteristics

LED6001

10/26

DocID025575 Rev 3

Power consumption

IVIN,SHDN Shutdown current

VIN = 16 V, PWMI low,

-40 °C

TJ 25 °C

A

VIN = 16 V, PWMI low,

25 °C

TJ 125 °C

IVIN,Q

Quiescent current

VIN = 16 V, PWMI to LDO3,

-40 °C

TJ 125 °C

switching off-time

11.7

IVIN,ON

Operating current

VIN = 16 V, PWMI high,

fSW = 200 kHz, CL = 3.3 nF

Boost controller

tON,min

Minimum switching on-time

Pulse skipping mode

140

180

KFSW

Switching frequency constant

RFSW = 250 k

MHz

 k

fSW

Adjustable switching frequency

RFSW = 500 k

100

110

kHz

RFSW = 250 k

180

200

220

RFSW = 50 k

900

1000 1100

Fixed switching frequency

FSW pin high (LDO3)

500

600

700

Synchronization signal frequency

capture range

tCLK,H = 250 ns,

VCLK,L = 0.8 V, VCLK,H = 3.0 V

100

1000

FSW synchronization input high level

fCLK = 100 kHz to 1 MHz,

tCLK,H = 250 ns

2.8

FSW synchronization input low level

0.5

Synchronization input high level pulse

width

fCLK = 100 kHz to 1 MHz,

VCLK,L = 0.5 V, VCLK,H = 2.8 V

250

RGATE

Power switch gate driver output

resistance

Pull-up



Pull-down

tr,GATE

Power switch gate driver rise time

(20 to 80%)

VVDR = 5 V, CL = 3.3 nF

tf,GATE

Power switch gate driver fall time

(80 to20%)

714

tSS

Internal soft-start duration

2.9

3.5

4.5

Slope compensation constant

A/s

VCSNS,OCP Power switch OCP detection threshold

CSNS pin to PGND

300

360

400

Table 6. Electrical characteristics (continued)

Symbol

Parameter

Conditions

Min. Typ. Max. Unit

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