FR9701S6G datasheet(5/12 Pages) FITIPOWER

Part #	FR9701S6G

Description	23V, 2A, 600KHz Asynchronous Synchronous Step-Down DC/DC Converter

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Manufacturer	FITIPOWER [Fitipower Integrated Technology Inc.]

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5

FR9701-1.1-FEB-2012

FR9701

85T

fitipower integrated technology lnc.

Electrical Characteristics

(VIN=12V, TA=25°C, unless otherwise specified.)

Parameter

Test Conditions

Min

Typ

Max

Unit

Feedback Voltage

4.5V ≤ VIN ≤ 23V

0.785

0.805

0.825

V

Switch-On Resistance (*)

180

mΩ

Switch Leakage

VEN = 0V, VSW = 0V

10

μA

Current Limit (*)

3

A

Oscillator Frequency

480

600

720

KHz

Fold-back Frequency

VFB = 0V

120

KHz

Maximum Duty Cycle

85

%

Minimum On-Time (*)

100

ns

Under Voltage Lockout Threshold Rising

4.1

4.4

4.7

V

Under Voltage Lockout Threshold Hysteresis

250

mV

EN Input Low Voltage

0.4

V

EN Input High Voltage

1.2

V

EN Input Current

VEN = 2V

2.0

μA

VEN = 0V

0.1

μA

Supply Current (Shutdown)

VEN = 0V

10

μA

Supply Current (Quiescent)

VEN = 2V, VFB = 1V

1.8

mA

Over-Temperature Protection Threshold (*)

150

°C

* Guaranteed by design

Note 3：VIN = 5V, VOUT = 3.3V, maximum load current is about 1.4A.

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FR9701S6G Datasheet(PDF) 5 Page - Fitipower Integrated Technology Inc.

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