MAX8751 데이터 시트보기 (PDF) - Maxim Integrated

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MAX8751

Fixed-Frequency, Full-Bridge CCFL Inverter Controller

Maxim Integrated 

Fixed-Frequency, Full-Bridge CCFL Inverter

Controller

ELECTRICAL CHARACTERISTICS (continued)

(VIN = 24V, TA = -40°C to +85°C, unless otherwise noted.) (Note 2)

PARAMETER

HF Input-Frequency Range

HSYNC Input Frequency Range

HFCK Input Frequency Range

DPWM Chopping Frequency

LF Input Frequency Range

LSYNC Input Frequency Range

CNTL Minimum Duty Cycle

Threshold

CONDITIONS

Slave mode, VCNTL = VCC

Slave mode, VCNTL = VCC

Slave mode, VCNTL = VCC

RLF = 150kΩ

Slave mode, VCNTL = VCC

RLF = 150kΩ

CNTL Maximum Duty Cycle

Threshold

CNTL Input Threshold

Slave mode

Note 1: Actual switching frequency is 1/6 of the HFCK.

Note 2: -40°C specifications are guaranteed by design, not production tested.

MIN TYP MAX UNITS

20

100

kHz

190

460

kHz

120

600

kHz

202

215

Hz

80

300

Hz

120

280

Hz

0.21

0.26

V

1.9

2.1

V

4.2

4.9

mV

6 _______________________________________________________________________________________

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