KA7500B Fairchild Semiconductor, KA7500B Datasheet - Page 4

• Manufacturer Part Number: KA7500B
• Description: IC CTLR SMPS 42V 250MA 16-DIP
• Manufacturer: Fairchild Semiconductor

Specifications of KA7500B

• Pwm Type: Controller
• Number Of Outputs: 1
• Frequency - Max: 300kHz
• Duty Cycle: 45%
• Voltage - Supply: 7 V ~ 42 V
• Buck: No
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 16-DIP (0.300", 7.62mm)
• Frequency-max: 300kHz
• Output Current: 0.25 A
• Input Voltage: 42.3 V
• Mounting Style: Through Hole
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

KA7500B
Typical Application
Pulse Width Modulated Step-down Converter
4
V
+
I
=10V to 40V
50V
50uF
Vcc
12
D.T
4
GND
7
47
11
C2
E1
9
KA7500B
KSA1010
E2
10
C1
8
150
O.C
13
COMP INPUT
3
0.1uF
R
6
T
47k
V
1M
C
5
REF
+
T
0.001uF
- 2
- 15
+16
+ 1
14
5.1k
5.1k
150
1mH,2A
5.1k
Vo=5V
50uF
+
Io=1A
10V
50uF
10V
GND
0.1