ADD5203ACPZ-RL Просмотр технического описания (PDF) - Analog Devices

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ADD5203ACPZ-RL

8-String, White LED Driver with SMBus and PWM Input for LCD Backlight Applications

Analog Devices 

ADD5203

GENERAL SPECIFICATIONS

VIN = 12 V, SHDN = high, TA = −25°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.

Table 4.

Parameter

SUPPLY

Input Voltage Range

Quiescent Current

Shutdown Supply Current

VDD REGULATOR

VDD Regulated Output

PWM INPUT

PWM Voltage High

PWM Voltage Low

PWM Input Range

THERMAL SHUTDOWN

Thermal Shutdown Threshold1

Thermal Shutdown Hysteresis1

UVLO

VIN Falling Threshold

VIN Rising Threshold

SHDN CONTROL

Input Voltage High

Input Voltage Low

SHDN Pin Input Current

Symbol

VIN

IQ

ISD

VVDD_REG

VPWM_HIGH

VPWM_LOW

Test Conditions

6 V ≤ VIN ≤ 21 V, SHDN = high

6 V ≤ VIN ≤ 21 V, SHDN = low

6 V ≤ VIN ≤ 21 V

TSD

TSDHYS

VUVLOF

VUVLOR

VIH

VIL

ISHDN

VIN falling

VIN rising

SHDN = 3.3 V

Min Typ Max

Unit

6

21

V

4.2 6.5

mA

40

160

μA

3.18 3.3 3.42

V

2.2

5.5

V

0.8

V

200

10,000 Hz

160

°C

30

°C

4.2

4.6

V

5.0 5.6

V

2.0

V

1.0

V

6

μA

1 These electrical specifications are guaranteed by design.

Rev. 0 | Page 6 of 24

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