Datasheet > ALED6001TR

ALED6001TR

更新时间： 2022-02-26 13:11:41

品牌	Logo	应用领域
意法半导体 - STMICROELECTRONICS		/
页数	文件大小	规格书
26页	460K
描述
Automotive-grade PWM-dimmable single channel LED driver

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ALED6001TR 数据手册

Electrical characteristics

ALED6001

Table 6. Electrical characteristics (continued)

Conditions

Symbol

Parameter

Min. Typ. Max. Unit

Power consumption

V_IN= 16 V, PWMI low,

-40 °C ≤ T_J≤ 25 °C

I_VIN,SHDNShutdown current

μA

V_IN= 16 V, PWMI low,

25 °C ≤ T_J≤ 125 °C

V_IN= 16 V, PWMI to LDO3,

-40 °C ≤ T_J≤ 125 °C

switching off-time

I_VIN,Q

Quiescent current

Operating current

1.7

_IN= 16 V, PWMI high,

I_VIN,ON

_SW= 200 kHz, C_L= 3.3 nF

Boost controller

t_ON,minMinimum switching on-time

Pulse skipping mode

140 180

50 55

100 110

MHz

K_FSW

Switching frequency constant

R_FSW= 250 kΩ

•

kΩ

R_FSW= 500 kΩ

R_FSW= 250 kΩ

Adjustable switching frequency

Fixed switching frequency

180 200 220

870 1000 1070

490 600 710

R_FSW= 50 kΩ

f_SW

kHz

FSW pin high (LDO3)

Synchronization signal frequency

capture range

t_CLK,H= 250 ns,

_CLK,L= 0.8 V, V_CLK,H= 3.0 V

100

2.8

1000

FSW synchronization input high level

FSW synchronization input low level

f_CLK= 100 kHz to 1 MHz,

t_CLK,H= 250 ns

0.5

Synchronization input high level pulse

width

f_CLK= 100 kHz to 1 MHz,

V_CLK,L= 0.5 V, V_CLK,H= 2.8 V

250

Pull-up

Power switch gate driver output

resistance

R_GATE

Pull-down

Power switch gate driver rise time

(20 to 80%)

t_r,GATE

t_f,GATE

V_VDR= 5 V, C_L= 3.3 nF

Power switch gate driver fall time

(80 to20%)

t_SS

K_S

Internal soft-start duration

2.7

3.5

4.6

A/s

Slope compensation constant

V_CSNS,OCPPower switch OCP detection threshold

CSNS pin to PGND

300 360 400

10/26

DocID026965 Rev 2

1...7 8 91011 12 13...26

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