5

www.fairchildsemi.com

FAN5307 Rev. 1.0.4

Note:

4. Transition voltage is defined as the difference between the output voltage measured at 0.1mA (PFM mode) and

300mA (PWM mode), respectively.

5.

6. These limits also apply to any mode transition caused by any kind of load transition within specified output current

range.

Parameter

Conditions

Min.

Typ.

Max.

Units

PFM to PWM Transition Voltage

(Note 4)

0.1mA

≤ I

72

mV

PFM to PWM Transition Voltage

(Note 4)

0.1mA

≤ I

72

mV

Output Voltage during Mode

Transition (Note 5, 6)

1.7

1.93

V

Over Voltage Clamp Threshold

Incl. line, load, load transients,

and temperature

1.878

1.93

V

0.01

0.587 0.589

Time (mSec)

ss

0

4.6

2

200

Load Transient Response Test Waveform

tr = 10µS

tf = 2µS