FSFM300 Fairchild Semiconductor, FSFM300 Datasheet - Page 7

• Manufacturer Part Number: FSFM300
• Description: The FSFM260N/261N/300N is an integrated Pulse Width Modulator (PWM) and SenseFET specifically designed for high-performance offline Switch Mode Power Supplies (SMPS) with minimal external components
• Manufacturer: Fairchild Semiconductor

FSFM260N / FSFM261N / FSFM300N • Rev. 1.0.1
© 2009 Fairchild Semiconductor Corporation
Electrical Characteristics
T
Notes:
12. Pulse test: pulse width ≤ 300µs, duty ≤ 2%.
13. Guaranteed by design; not tested in production.
A
Protection Section
Total Device Section
Symbol
= 25°C unless otherwise specified.
I
I
I
V
DELAY
START
V
V
t
LIMIT
T
I
I
LEB
OVP
STR
OP
CH
SD
SD
Shutdown Feedback Voltage
Shutdown Delay Current
Leading Edge Blanking Time
Peak Current Limit
Over-Voltage Protection
Thermal Shutdown Temperature
Operating Supply Current
Start Current
Startup Charging Current
Minimum V
STR
Supply Voltage
Parameter
(Continued)
(13)
FSFM260/
FSFM261
FSFM300
(13)
7
V
V
T
V
V
reaches V
V
at I
J
FB
FB
FB
CC
CC
= 25°C, di/dt = 200mA/µs
STR
≥ 5.5V
= 5V
= GND, V
= 10V (before V
= 0V, V
IN
Condition
=I
START
START
STR
CC
=min. 50V
)
= 14V
CC
Min. Typ. Max. Unit
1.32
1.41
18.0
0.70
200
125
150
5.5
3.5
1
1.50
1.60
19.0
0.85
140
200
6.0
5.0
24
3
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1.68
1.79
20.5
1.00
250
6.5
6.5
5
mA
mA
µA
µA
°C
ns
V
A
V
V