4

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FAN2001/FAN2002 Rev. 1.0.2

Electrical Characteristics

Notes:

5. Refer to the application section for further details.

6. For output voltages

≤ 1.2V a 40µF output capacitor value is required to achieve a maximum output accuracy of 3% while operating in power save

mode (PFM mode).

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Units

Input Voltage

0 mA

2.5

5.5

V

0 mA

2.7

5.5

V

Quiescent Current

20

35

switching (Note 5)

R2 =10K

Ω

50

R2 =100K

Ω

25

Shutdown Supply Current

EN = GND

0.1

1

Undervoltage

Lockout

Threshold

1.9

2.1

2.3

V

Hysteresis

150

mV

Enable High Input Voltage

1.3

V

Enable Low Input Voltage

0.4

V

EN input bias current

0.01

0.1

PMOS On Resistance

250

350

m

Ω

300

400

NMOS On Resistance

200

300

m

Ω

250

350

P-channel current limit

1300

1500

2000

mA

Oscillator frequency

1000

1300

1500

KHz

N-channel leakage current

0.1

1

P-channel leakage current

0.1

1

Line regulation

0.16

%/V

Load regulation

350 mA

0.15

%

Vref

Reference Voltage

0.8

V

Output DC Voltage Accuracy

(Note 6)

0 mA

-3

+3

%

Over-Temperature Protection PWM Mode Only

350 mA

Rising

Temperature

150

°C

Hysteresis

20

°C

Start-Up Time

800

µS