CR6224 데이터 시트보기 (PDF) - Unspecified

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CR6224

Green-Power Current Mode PWM Power Switch

Unspecified 

CR622X

Green-Power Current Mode PWM Power Switch

output start to turn off

VTH_OC

Internal Current Limiting

FB=3.3V

Threshold Voltage

0.76 0.8 0.82

V

Oscillator

Fosc

Normal Oscillation Frequency

45 50 55 KHz

△f_Temp

△f_VDD

Frequency

Temperature

Stability

Frequency Voltage Stability

5

%

5

%

D_max

Maximum duty cycle

FB=3.3V, CS=0V

70 80 90

%

F_Burst

Burst Mode Base Frequency

22

KHz

Power MOSFET Section

MOSFET Drain Source

BVdss

VGS=0V, IDS=250uA

620 650

V

Breakdown Voltage

CR6221T

12 15

Ω

RDS(on)

Static Drain to Source On VGS=10V,

Resistance

IDS=1A

CR6224S

CR6224T

CR6228T

5.0 5.8

Ω

5.0 5.8

Ω

3.0 3.6

Ω

CR6229T

2.0 2.5

Ω

Frequency Shuffling

△f_SOC

Frequency Modulation range

/Base frequency

-4

4

%

Nov, 2009 V2.2

5/10

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