FAN5665UCX datasheet(4/15 Pages) FAIRCHILD

Part #	FAN5665UCX

Description	High-Efficiency, Adaptive Charge Pump 5V Boost

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Manufacturer	FAIRCHILD [Fairchild Semiconductor]

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FAN5665 • Rev. 1.0.0

4

Electrical Characteristics

Unless otherwise noted, VIN = 2.9V to 5.5V, C1 = C2 = 0.22µF, CIN = 2.2µF, COUT = 2.2µF, TA = -40°C to +85°C, and

test circuit is Figure 1. Typical values are at TA = 25°C, VIN = 3.6V.

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Units

Power Supplies

ISD

Shutdown Current

VIN = 3.6V

0.1

1.0

µA

VIN = 3.6V, IOUT = 0mA

190

300

IDD

Quiescent Current

VIN = 5.5V, IOUT = 0mA

108

200

µA

VIH

Enable High-level Input Voltage

1.1

V

VIL

Enable Low-level Input Voltage

0.4

V

IIH

Enable Pin Input Current

EN = 1.8V

0.01

1.00

µA

VHUVLO

Under-voltage Lockout High Threshold

VIN Rising

2.65

2.80

V

VLUVLO

Under-voltage Lockout Low Threshold

VIN Falling

2.35

2.60

V

UVLO Hysteresis

250

mV

Regulation

VOUT

Voltage Accuracy

4.85

5.00

5.15

V

VIN = 3.6V, IOUT = 2mA

25

VOUT_RIPPLE Output Voltage Ripple

VIN = 3.6V, IOUT = 30mA

15

mVpp

ISC

Short-Circuit Current Limit

VOUT < 150mV

45

55

80

mA

Rising Temperature

150

TSD

Thermal Shutdown

Hysteresis

20

°C

Timing

VIN = 3.6V, IOUT = 20mA

0.9

1.2

1.5

MHz

fOSC

Internal Oscillator Frequency

VIN = 3.6V, IOUT = 2mA

40

49

65

kHz

tss

Soft-start

EN = 0 to 1

570

950

(2)

µs

Note:

2.

Guaranteed by design.

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