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What is 5S1265?

This electronic component, produced by the manufacturer "Fairchild Semiconductor", performs the same function as " KA5S1265".


5S1265 Datasheet PDF - Fairchild Semiconductor

Part Number 5S1265
Description KA5S1265
Manufacturers Fairchild Semiconductor 
Logo Fairchild Semiconductor Logo 


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www.fairchildsemi.com
KA5S-SERIES
KA5S0765C/KA5S09654QT/KA5S0965/
KA5S12656/KA5S1265
Fairchild Power Switch(FPS)
Features
• Wide Operating Frequency Range Up to 150Khz
• Lowest Cost SMPS Solution
• Lowest External Components
• Low Start-up Current (max:170uA)
• Low Operating Current (max:12mA)
• Internal High Voltage SenseFET
• Over Voltage Protection With Latch Mode (Min23V)
• Over Load Protection With Latch Mode
• Over Current Protection With Latch Mode
• Internal Thermal Protection With Latch Mode
• Pulse By Pulse Over Current Limiting
• Under Voltage Lockout With Hysteresis
• External Sync. Terminal
TO-3P-5L
1
TO-220F-5L
TO-220-5L
11
1. Drain 2. Gnd 3. VCC 4. FeedBack 5. Sync.
Internal Block Diagram
VCC
3
Soft Start
& Sync
Feedback
VCC UVLO
+
-
15/9V
Vref
5
VREF
4
0.95mA
4µA
-
Vth.sy
+
7V
6V
2.5V
VREF
VCC
R
2.5V
OSC CLK
-
+
Voffset
+
-
Bias
VREF UVLO
SQ
R
OLP
(Vfb=7.5V)
TSD
(Tj=160°C)
OVP
(VCC=25V)
1µs Window
Open Circuit
S
Q
R
Shutdown Latch
OCP
(VS=1.1V)
Power-on Reset
(VCC=6.5V)
Drain
1
SenseFET
VS
Rsense
2 GND
©2001 Fairchild Semiconductor Corporation
Rev.1.0.2

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5S1265 equivalent
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KA5S-SERIES KA5S0765C/KA5S09654QT/KA5S0965/KA5S12656/
Electrical Characteristics (SFET Part)
(Ta = 25°C unless otherwise specified)
Parameter
KA5S0765C
Drain-source breakdown voltage
Zero gate voltage drain current
Static drain-source on resistance(1)
Forward transconductance(1)
Input capacitance
Output capacitance
Reverse transfer capacitance
Turn on delay time
Rise time
Turn off delay time
Fall time
Total gate charge
(gate-source+gate-drain)
Gate-source charge
Gate-drain (Miller) charge
KA5S09654QT
Drain-source breakdown voltage
Zero gate voltage drain current
Static drain-source on resistance(1)
Forward transconductance(1)
Input capacitance
Output capacitance
Reverse transfer capacitance
Turn on delay time
Rise time
Turn off delay time
Fall time
Total gate charge
(gate-source+gate-drain)
Gate-source charge
Gate-drain (Miller) charge
Symbol
Conditions
Min. Typ. Max. Unit
BVDSS VGS=0V, ID=50µA
650 -
-
IDSS
VDS=Max., Rating, VGS=0V
VDS=0.8Max., Rating,
VGS=0V, TC=125°C
-
-
- 50
- 200
RDS(on) VGS=10V, ID=4.0A
- 1.25 1.6
gfs VDS=15V, ID=4.0A
3.0 -
-
Ciss
Coss
Crss
VGS=0V, VDS=25V,
f = 1MHz
- 1600 -
- 310 -
- 120 -
td(on)
tr
td(off)
tf
VDD=0.5BVDSS, ID=7.0A
(MOSFET switching
time are essentially
independent of
operating temperature)
- 25 -
- 55 -
- 80 -
- 50 -
Qg
VGS=10V, ID=7.0A,
VDS=0.5BVDSS(MOSFET
Qgs Switching time are
Essentially independent of
Qgd Operating temperature)
- - 72
- 9.3 -
- 29.3 -
V
µA
µA
S
pF
nS
nC
BVDSS VGS=0V, ID=50µA
650 -
-
IDSS
VDS=Max., Rating, VGS=0V
VDS=0.8Max., Rating,
VGS=0V, TC=125°C
-
-
- 200
- 300
RDS(on) VGS=10V, ID=4.5A
- 1.1 1.2
gfs VDS=50V, ID=4.5A
3.0 -
-
Ciss
Coss
Crss
VGS=0V, VDS=25V,
f = 1MHz
- 1300 -
- 135 -
- 25 -
td(on)
tr
td(off)
tf
VDD=0.5BVDSS, ID=9.0A
(MOSFET switching
time are essentially
independent of
operating temperature)
- 25 -
- 75 -
- 130 -
- 70 -
Qg
VGS=10V, ID=9.0A,
VDS=0.5BVDSS(MOSFET
45 -
Qgs Switching time are
-8-
Essentially independent of
Qgd Operating temperature)
- 22 -
V
µA
µA
S
pF
nS
nC
5


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Part Details

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Part NumberDescriptionMFRS
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