KA5S Fairchild, KA5S Datasheet

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KA5S

Manufacturer Part Number
KA5S
Description
Fairchild Power Switch(FPS)
Manufacturer
Fairchild
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
KA5S0765C
Manufacturer:
FAIRCHILD
Quantity:
12 500
Part Number:
KA5S0765C-YDTU
Manufacturer:
FAIRCH
Quantity:
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Part Number:
KA5S0765CTU
Manufacturer:
Fairchi/ON
Quantity:
35 000
Part Number:
KA5S0765CTYDTU
Manufacturer:
Fairchild
Quantity:
540
Part Number:
KA5S0765CTYDTU
Manufacturer:
Fairchi/ON
Quantity:
50 000
Part Number:
KA5S0765CYDTU
Manufacturer:
FAIRCHILD/仙童
Quantity:
20 000
Part Number:
KA5S0965R
Manufacturer:
ST
0
Part Number:
KA5S1265
Manufacturer:
FAIRCHILD/仙童
Quantity:
20 000
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
Internal Block Diagram
©2001 Fairchild Semiconductor Corporation
KA5S-SERIES
KA5S0765C/KA5S09654QT/KA5S0965/
KA5S12656/KA5S1265
Fairchild Power Switch(FPS)
Soft Start
Feedback
& Sync
4
5
VREF
V
0.95mA
CC
3
(V
(Tj=160 C)
(Vfb=7.5V)
4 A
CC
OLP
TSD
OVP
15/9V
=25V)
Vth.sy
V
+
-
CC
VREF
V
UVLO
2.5V
CC
(V
+
-
S
OCP
=1.1V)
7V
6V
R
Vref
1 s Window
Open Circuit
OSC
+
-
2.5V
Power-on Reset
Voffset
(VCC=6.5V)
CLK
+
-
Shutdown Latch
1. Drain 2. Gnd 3. V
TO-220F-5L
S
R
R
S
1
VREF UVLO
Q
Bias
Q
TO-3P-5L
1
CC
TO-220-5L
4. FeedBack 5. Sync.
1
www.fairchildsemi.com
SenseFET
Rsense
V
S
Drain
1
2
Rev.1.0.2
GND

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KA5S Summary of contents

Page 1

... 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) • ...

Page 2

... KA5S-SERIES KA5S0765C/KA5S09654QT/KA5S0965/KA5S12656/KA5S1265 Absolute Maximum Ratings (Ta=25 C, unless otherwise specified) Characteristic KA5S0765C Maximum drain voltage Drain-gate voltage(R =1M GS Gate-source(GND) voltage (1) Drain current pulsed Continuous drain current ( Continuous drain current (Tc = 100 C) (3) Single pulsed avalanch current Maximum supply voltage Input voltage range Total power dissipation Operating junction temperature ...

Page 3

... Drain Current Pulsed Continuous Drain Current ( Continuous Drain Current (Tc = 100 C) (3) Single Pulsed Avalanch Current Maximum Supply Voltage Input Voltage Range Total Power Dissipation Operating Junction Temperature. Operating Ambient Temperature. Storage Temperature Range. KA5S-SERIES KA5S0765C/KA5S09654QT/KA5S0965/KA5S12656/ Symbol V D,MAX V DGR ...

Page 4

... KA5S-SERIES KA5S0765C/KA5S09654QT/KA5S0965/KA5S12656/KA5S1265 Absolute Maximum Ratings (Continued) (Ta=25 C, unless otherwise specified) Characteristic KA5S1265 Maximum Drain Voltage Drain-Gate Voltage(R =1M GS Gate-Source(GND) Voltage (1) Drain Current Pulsed Continuous Drain Current ( Continuous Drain Current (Tc = 100 C) (3) Single Pulsed Avalanch Current Maximum Supply Voltage Input Voltage Range Total Power Dissipation Operating Junction Temperature ...

Page 5

... Forward transconductance 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 KA5S-SERIES KA5S0765C/KA5S09654QT/KA5S0965/KA5S12656/ Symbol Conditions BV V =0V, I =50 A DSS =Max., Rating ...

Page 6

... KA5S-SERIES KA5S0765C/KA5S09654QT/KA5S0965/KA5S12656/KA5S1265 Electrical Characteristics (SFET Part; Continued) ( unless otherwise specified) Parameter KA5S0965 Drain-source breakdown voltage Zero gate voltage drain current (1) Static drain-source on resistance (1) Forward transconductance Input capacitance Output capacitance Reverse transfer capacitance Turn on delay time Rise time Turn off delay time ...

Page 7

... Fall time Total gate charge (gate-source+gate-drain) Gate-source charge Gate-drain (Miller) charge Note: 1. Pulse Test : Pulse width 300uS, Duty Cycle 2.MOSFET Switching Time are Essentially Independent of Operating Temperature --- - R KA5S-SERIES KA5S0765C/KA5S09654QT/KA5S0965/KA5S12656/ Symbol Conditions BV V =0V, I =50 A DSS =Max., Rating DSS V =0 ...

Page 8

... KA5S-SERIES KA5S0765C/KA5S09654QT/KA5S0965/KA5S12656/KA5S1265 Electrical Characteristics (CONTROL Part) (V =16V, Tamb = 25 C unless otherwise specified) CC Parameter UVLO SECTION Start Threshold Voltage StopThreshold Voltage OSCILLATOR SECTION Initial Frequency Voltage Stability Temperature Stability (Note2) Maximum Duty Cycle Minimum Duty Cycle FEEDBACK SECTION Feedback Source Current Shutdown Feedback Voltage Shutdown Delay Current SYNC. & ...

Page 9

... KA5S-SERIES KA5S0765C/KA5S09654QT/KA5S0965/KA5S12656/KA5S1265 Typical Performance Characteristics Istart(mA) 0.12 0.09 0.06 0.03 0.00 - Start Up Current vs. Temp. Figure 1. V Vstop(V) JTOP 9.30 9.00 8.70 8.40 8.10 - Figure 3. Stop Threshold Voltage Fosc(kHz) 19.8 19.1 18.4 17.7 17.0 - Figure 5. Inital Frequency VS. Temp 9 Iop(mA) 12.0 10.0 8.0 6.0 4.0 100 125 150 -25 0 Temp( ℃ ) Figure 2. Operating Supply Current vs. Temp. Vstart(V) 15 ...

Page 10

... Figure 6. Maximum Duty vs. Temp. Vsd(V) 7.55 7.50 7.45 7.40 7.35 - Figure 8. Shutdown Feedback Volatge vs. Temp. Vovp(V) 26.6 25.9 25.2 24.5 23.8 - Figure 10. Over Volatge Protection KA5S-SERIES KA5S0765C/KA5S09654QT/KA5S0965/KA5S12656/ (Continued) Ifb(mA) 1.10 1.00 0.90 0.80 0.70 100 125 150 -25 0 Temp( ℃ ) Figure 7. Feedback Source Current Idelay(uA) 3.90 3.70 3.50 3.30 100 125 150 -25 0 Temp( ℃ ) Figure 9. Shutdown Delay Current Iover(A) 4 ...

Page 11

... KA5S-SERIES KA5S0765C/KA5S09654QT/KA5S0965/KA5S12656/KA5S1265 Typical Performance Characteristics Iss(mA) 1.0 1.0 0.9 0.8 - Current vs. Temp. Figure 12. Soft Start 11 (Continued) 5.10 5.05 5.00 4.95 4.90 75 100 125 150 -25 Temp( ℃ ) Vss( 100 vs. Temp. Figure 13. Soft Start Voltage 125 150 Temp( ℃ ) ...

Page 12

... Package Dimensions KA5S-SERIES KA5S0765C/KA5S09654QT/KA5S0965/KA5S12656/ TO-3P-5L 12 ...

Page 13

... KA5S-SERIES KA5S0765C/KA5S09654QT/KA5S0965/KA5S12656/KA5S1265 Package Dimensions (Continued) TO-3P-5L (Forming) 13 ...

Page 14

... Package Dimensions (Continued) KA5S-SERIES KA5S0765C/KA5S09654QT/KA5S0965/KA5S12656/ TO-220F-5L 14 ...

Page 15

... KA5S-SERIES KA5S0765C/KA5S09654QT/KA5S0965/KA5S12656/KA5S1265 Package Dimensions (Continued) 15 TO-220F-5L(Forming) ...

Page 16

... Package Dimensions (Continued) KA5S-SERIES KA5S0765C/KA5S09654QT/KA5S0965/KA5S12656/ TO-220-5L 16 ...

Page 17

... KA5S-SERIES KA5S0765C/KA5S09654QT/KA5S0965/KA5S12656/KA5S1265 Package Dimensions (Continued) 17 TO-220-5L(Forming) ...

Page 18

... Device KA5S0765C KA5S09654QT KA5S0965 KA5S12656 KA5S1265 Notes ; ( Fairchild Semiconductor (2) 5S0765C, 5S09654, 5S0965, 5S12656, 5S1265; Device Marking Name (3) YY: Last Two Digit of Calender Year (4) WW: Patweek Based on Fairchild Semiconductor Work Month Calender KA5S-SERIES KA5S0765C/KA5S09654QT/KA5S0965/KA5S12656/ Pin No. Symbol 1 Drain 2 GND F/B ...

Page 19

... KA5S-SERIES KA5S0765C/KA5S09654QT/KA5S0965/KA5S12656/KA5S1265 Ordering Information Product Number Package KA5S0765C-TU TO-220-5L KA5S0765C-YDTU TO-220-5L(Forming) KA5S09654QT-TU TO-220F-5L KA5S09654QT-YDTU TO-220F-5L(Forming) KA5S0965-TU TO-3P-5L KA5S0965-YDTU TO-3P-5L(Forming) KA5S12656-TU TO-3P-5L KA5S12656-YDTU TO-3P-5L(Forming) KA5S1265-TU TO-3P-5L KA5S1265-YDTU TO-3P-5L(Forming Non Forming Type YDTU : Forming Type 19 Marking Code BVdss Rds(on) 5S0765C 650V 5S09654 650V 5S0965 ...

Page 20

... KA5S-SERIES KA5S0765C/KA5S09654QT/KA5S0965/KA5S12656/KA5S1265 DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. ...

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