FAN302HLMY View Datasheet(PDF) - Fairchild Semiconductor

Part Name

Description

View to exact match

FAN302HLMY

PWM Controller for Low Standby Power Battery Charger Applications — mWSaver™ Technology

Fairchild Semiconductor 

Electrical Characteristics (Continued)

VDD=15V and TA=25°C unless noted.

Symbol

Parameter

Condition

Voltage-Sense Section

ITC

VVS-CM-MIN

Bias Current

VS Sampling Voltage to Switch to the

Second Pulse-by-Pulse Current Limit in

Power Limit Mode(6)

VCS=5V

VVS-CM-MAX

VS Sampling Voltage to

Normal Pulse-by-Pulse

Switch Back to

Current Limit(6)

the

VSN-CC

VS Sampling Voltage to Start Frequency

Decreasing in CC Mode

VCS=5V, fS1=fOSC-2KHz

VSG-CC

Vs Sampling Voltage to End Frequency

Decreasing in CC Mode

VCS=5V, fS2=fOSC-CCM +2KHz

SG-CC

VVS-OFFSET

VVS-OVP

Frequency Decreasing Slope of CC

Regulation

ZCD Comparator Internal Offset Voltage(6)

Output Over-Voltage Protection with VS

Sampling Voltage

SG-CC= (fS1-fS2) / (VSN-CC-

VSG-CC)

tVS-OVP

Output Over-Voltage Protection Debounce

Time

fOSC=85kHz

Current-Sense Section

VVR

Internal Reference Voltage for CC

Regulation

VCCR

Variation Test Voltage on CS Pin for CC

Output (Non-Inverting Input of Error

Amplifier for CC Regulation)

VCS=0.47V

VSTH Normal Current Limit Threshold Voltage

VSTH-VA

Second Current Limit Threshold Voltage,

Power Limit Mode (VS<VVS-CM-MAX)

VVS=0.3V

tPD

tMIN

tLEB

VSLOPE

GATE Output Turn-Off Delay

Minimum On Time

Leading-Edge Blanking Time(6)

Slope Compensation(6)

VCS=5V, VVS=2.5, VFB=5V

(Test Mode)

Maximum Duty Cycle

GATE Section

DMAX

VGATE-L

Maximum Duty Cycle

Output Voltage Low

VDD=25V, IO=10mA

VGATE-H

VGATE-H

Output Voltage High

Output Voltage High

VDD=8V, IO=1mA

VDD=5.5V, IO=1mA

tr

Rising Time

tf

Falling Time

VDD=15V, CGATE=1nF

VDD=15V, CGATE=1nF

VGATE-

CLAMP

Gate Output Clamping Voltage

VDD=25V

Notes:

4. fOSC-CM-MIN occurs when the power unit enters CCM operation.

5. AV is a scale-down ratio of the internal voltage divider of the FB pin.

6. Guaranteed by design; not production tested.

Min.

8.75

2.05

0.45

30

2.70

2.475

2.405

430

100

64

0

5

4.0

100

30

13

Typ. Max. Unit

10.00 11.25 μA

0.55

V

0.75

V

2.15 2.25 V

0.70 0.95 V

38 46 kHz/V

200

mV

2.80 2.85 V

100 180 μs

2.500 2.525 V

2.430 2.455 V

0.8

V

0.30

V

100 150 ns

530 630 ns

150 200 ns

0.3

V

67 70 %

1.5 V

8

V

5.5 V

140 180 ns

50 70 ns

15 17

V

© 2012 Fairchild Semiconductor Corporation

FAN302HLMY_F117 • Rev. 1.0.1

6

www.fairchildsemi.com

Share Link: