KA1M0880BYDTU Fairchild Semiconductor, KA1M0880BYDTU Datasheet

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KA1M0880BYDTU

Manufacturer Part Number
KA1M0880BYDTU
Description
Manufacturer
Fairchild Semiconductor
Datasheet

Specifications of KA1M0880BYDTU

Power Switch Family
KA1M0880B
Output Current
8A
Number Of Outputs
Single
Mounting
Through Hole
Supply Current
12mA
Package Type
TO-3P
Operating Temperature (min)
-25C
Operating Temperature (max)
85C
Operating Temperature Classification
Commercial
Pin Count
5 +Tab
Power Dissipation
190W
Lead Free Status / Rohs Status
Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
KA1M0880BYDTU
Manufacturer:
FSC
Quantity:
50 000
Features
• Precision fixed operating frequency
• KA1L0880B(50KHz),KA1M0880B(67KHz)
• Pulse by pulse over current limiting
• Over load protection
• Over voltage protection (Min. 23V)
• Internal thermal shutdown function
• Under voltage lockout
• Internal high voltage sense FET
• Latch up mode
• Soft start
Internal Block Diagram
©2001 Fairchild Semiconductor Corporation
KA1L0880B/KA1M0880B
Fairchild Power Switch(FPS)
#5 Soft Start
#3 V
#4 FB
CC
5V
5 A
7.5V
25V
32V
1mA
+
+
9V
2.5R
OVER VOLTAGE S/D
1R
Thermal S/D
+
OSC
Vref
5V
0.1V
L.E.B
Good
logic
Description
The Fairchild Power Switch(FPS) product family is specially
designed for an off-line SMPS with minimal external
components. The Fairchild Power Switch(FPS) consist of high
voltage power SenseFET and current mode PWM controller IC.
PWM controller features integrated fixed oscillator, under
voltage lock out, leading edge blanking, optimized gate turn-on/
turn-off driver, thermal shut down protection, over voltage
protection, temperature compensated precision current sources
for loop compensation and fault protection circuit. compared to
discrete MOSFET and controller or R
solution, a Fairchild Power Switch(FPS) can reduce total
component count, design size, weight and at the same time
increase & efficiency, productivity, and system reliability. It has
a basic platform well suited for cost effective design in either a
flyback converter or a forward converter.
S
R
1. DRAIN 2. GND 3. V
TO-3P-5L
Q
Power on reset
Internal
1
bias
S
R
Q
CC
4. FB 5. S/S
SFET
www.fairchildsemi.com
CC
switching converter
#1 DRAIN
#2 GND
Rev.1.0.2

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KA1M0880BYDTU Summary of contents

Page 1

... A 1mA + 7.5V + 25V ©2001 Fairchild Semiconductor Corporation Description The Fairchild Power Switch(FPS) product family is specially designed for an off-line SMPS with minimal external components. The Fairchild Power Switch(FPS) consist of high voltage power SenseFET and current mode PWM controller IC. PWM controller features integrated fixed oscillator, under ...

Page 2

KA1L0880B/KA1M0880B Absolute Maximum Ratings Parameter (1) Maximum Drain voltage Drain-Gate voltage (R = Gate-source (GND) voltage (2) Drain current pulsed Single pulsed avalanche energy (4) Avalanche current Continuous drain current (T = Continuous drain current (T ...

Page 3

... GS DS Coss f=1MHz Crss t V =0.5BV d(on) DD DSS (MOSFET switching tr time are essentially t d(off) independent of tf operating temperature) V =10V, I =8.0A =0.5BV DS DSS switching time are Qgs essentially independent of Qgd operating temperature) 2% KA1L0880B/KA1M0880B Min. Typ. Max. 800 - - - - 200 - 1.2 1.5 1.5 2 2460 - - ...

Page 4

KA1L0880B/KA1M0880B Electrical Characteristics (CONTROL part) (Ta=25 C unless otherwise specified) Parameter UVLO SECTION Start threshold voltage Stop threshold voltage OSCILLATOR SECTION Initial accuracy Frequency change with temperature Maximum duty cycle FEEDBACK SECTION Feedback source current Shutdown Feedback voltage Shutdown delay ...

Page 5

Typical Performance Characteristics (These characteristic graphs are normalized at Ta=25 C) Fig.1 Operating Frequency 1.2 1.15 1.1 1.05 Fosc 1 0.95 0.9 0.85 0.8 - Temperature [ Figure 1. Operating Frequency Fig.3 Operating Current 1.2 1.15 1.1 ...

Page 6

KA1L0880B/KA1M0880B Typical Performance Characteristics (These characteristic graphs are normalized at Ta=25 C) Fig.7 Stop Threshold Voltage 1.15 1.1 1.05 V Vstop th(L) 1 0.95 0.9 0.85 - Temperature [ Figure 7. Stop Threshold Voltage Fig.9 Vcc ...

Page 7

Typical Performance Characteristics (These characteristic grahps are normalized at Ta=25 C) Fig.13 Soft Start Voltage 1.15 1.1 1.05 Vss 1 0.95 0.9 0.85 - Temperature [ Figure 13. Soft Start Voltage (Continued) 2.5 2 1.5 ) ...

Page 8

KA1L0880B/KA1M0880B Package Dimensions 8 TO-3P-5L ...

Page 9

Package Dimensions TO-3P-5L (Forming) KA1L0880B/KA1M0880B 9 ...

Page 10

... TU : Non Forming Type YDTU : Forming type 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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