CR6224 데이터 시트보기 (PDF) - Unspecified

부품명

상세내역

제조사

CR6224

Green-Power Current Mode PWM Power Switch

Unspecified 

CR622X

Green-Power Current Mode PWM Power Switch

Electrical Characteristics

(Ta=25°C unless otherwise noted, VDD = 16V)

Symbol

Parameter

Test Conditions

Min Typ Max Unit

Supply Voltage (VDD)

VDD=14.1V, Measure

Istartup

VDD Start up Current

Leakage current into

VDD

3

20

uA

I_VDD

(Operation)

Operation Current

VFB=3V

2

mA

UVLO(ON)

VDD Under Voltage Lockout

Enter

8.5 9 9.5

V

UVLO(OFF)

VDD Under Voltage Lockout

Exit(Recovery)

14.2 14.8 16

V

CS=0V, FB=3V

Over voltage protection

OVP(ON)

Ramp up VDD until 27.0 28.5 30.0

V

voltage

gate clock is off

VDD_Clamp VDD Zener clamp Voltage

Feedback Input Section(FB pin)

IDD=10mA

30

V

VFB_Open VFB Open Loop Voltage

5.4 5.6 6.0

V

Short FB pin to GND and

IFB_Short

FB pin short circuit current

1.55

mA

measure current

VTH_0D

Zero Duty Cycle FB

Threshold Voltage

0.8

V

VTH_PL

Power Limiting FB Threshold

Voltage

3.7

V

TD_PL

Power Limiting

Time

Debounce

50

mS

ZFB_IN

Input Impedance

Current Sense Input(Sense Pin)

4

KΩ

Soft start time

4

ms

T_blanking Leading edge blanking time

300

ns

ZSENSE_IN

Input Impedance

40

KΩ

Over Current Detection and From Over Current

TD_OC

120

nS

Control Delay

Occurs till the Gate drive

Nov, 2009 V2.2

4/10

Share Link: