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FA13844P डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - CMOS IC(For Switching Power Supply Control) - Fuji Electric

भाग संख्या FA13844P
समारोह CMOS IC(For Switching Power Supply Control)
मैन्युफैक्चरर्स Fuji Electric 
लोगो Fuji Electric लोगो 
पूर्व दर्शन
1 Page
		
<?=FA13844P?> डेटा पत्रक पीडीएफ

FA13844P pdf
FA13842, 13843, 13844, 13845
s Block diagram
FA13842, 13843
VCC 7
30V
UVLO
UVLO
VCC 5V REF
ENB 2.5V
8 VREF
OUTPUT
ENB
6 OUT
RT/CT 4
FB 2
COMP 1
ISNS 3
ER AMP
2R
1R
OSC
5 GND
1V S Q
FF
R QB
5V Controlled block
FA13844, 13845
VCC 7
30V
UVLO
UVLO
VCC 5V REF
ENB 2.5V
8 VREF
OUTPUT
ENB
6 OUT
Pin No. Symbol Function
Description
1 COMP Compensating Error amplifier output, available
for loop compensation circuit
2 FB Feedback
Inverting input of the error
amplifier
3 ISNS Current sensing Input voltage proportional to
inductor current
4 RT/CT Oscillator control Setting oscillation frequency
and maximum duty-cycle with
resistor RT and capacitor CT
5 GND Ground
Ground
6 OUT Output
Output for driving a power
MOSFET
7
VCC Power supply
Power supply
8 VREF Reference voltage Reference voltage and
current source charging
capacitor CT through resistor
RT
RT/CT 4
FB 2
COMP 1
ISNS 3
ER AMP
2R
1R
OSC
5 GND
1V
SQ
TFFQ
RFFQB
CLK
QB
5V ControlIed block
s Absolute maximum ratings (Ta=25˚C)
Item
Supply voltage
Symbol
VCC
Zener current
Output peak current
IZ
IO
FB/ISNS terminal input voltage
Error amplifier sink current
Total power dissipation
VIN
ISINK
Pd
Thermal resistance
Rθ j-a
Junction temperature
Ambient temperature
Storage temperature
Tj
Ta
Tstg
Test condition
Low impedance source
Zener clamp (Icc<10mA)
Source current
Sink current
FB, ISNS
at Ta < 50˚C
Junction-air
DIP
SOP
DIP
SOP
Rating
28
Self limiting
10
400
1
–0.3 to 5.3
10
800
400
125
250
150
–25 to 85
–40 to 150
Unit
V
V
mA
mA
A
V
mA
mW
˚C/W
˚C
˚C
˚C
2

विन्यास 15 पेज
डाउनलोड[ FA13844P Datasheet.PDF ]


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