KA5Q0740RTYDTU datasheet(4/12 Pages) FAIRCHILD

부품명	KA5Q0740RTYDTU

상세설명	Fairchild Power Switch(FPS)

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KA5Q0740RT

4

Electrical Characteristics (Continued)

(Ta=25

°C unless otherwise specified)

Note:

1. These parameters is the current flowing in the Control IC.

2. These parameters, although guaranteed, are tested in EDS(wafer test) process.

3. These parameters indicate Inductor Current.

Parameter

Symbol

Condition

Min.

Typ. Max. Unit

UVLO SECTION

Start Threshold Voltage

VSTART

VFB = GND

141516

V

Stop Threshold Voltage

VSTOP

VFB = GND

8

9

10

V

OSCILLATOR SECTION

Initial Frequency

FOSC

-

182022

kHz

Voltage Stability

FSTABLE 12V

≤ Vcc ≤ 23V

0

1

3

%

Temperature Stability (Note2)

∆FOSC

-25

°C ≤ Ta ≤ 85°C0

±5±10

%

Maximum Duty Cycle

DMAX

-

929598

%

Minimum Duty Cycle

DMIN

--

-

0

%

FEEDBACK SECTION

Feedback Source Current

IFB

VFB = GND

0.7

0.9

1.1

mA

Shutdown Feedback Voltage

VSD

Vfb

≥ 6.9V

6.9

7.5

8.1

V

Shutdown Delay Current

IDELAY

VFB = 5V

456

µA

PROTECTION SECTION

Over Voltage Protection

VOVP

Vsync

≥ 11V

11

12

13

V

Over Current Latch Voltage (Note2)

VOCL

-

0.9

1.0

1.1

V

Thermal Shutdown Temp.

TSD

-

140

160

-

°C

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