KA3525A Fairchild Semiconductor, KA3525A Datasheet - Page 4

• Manufacturer Part Number: KA3525A
• Description: IC CONTROLLER PWM SMPS 16-DIP
• Manufacturer: Fairchild Semiconductor

Specifications of KA3525A

• Pwm Type: Voltage Mode
• Number Of Outputs: 2
• Frequency - Max: 430kHz
• Duty Cycle: 49%
• Voltage - Supply: 8 V ~ 35 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: 430kHz
• Output Voltage: 5 V
• Output Current: 500 mA
• Supply Current: 20 mA
• Mounting Style: Through Hole
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Primary Input Voltage: 35V
• No. Of Outputs: 2
• No. Of Pins: 16
• Operating Temperature Range: 0°C To +70°C
• Termination Type: Through Hole
• Startup Current: 8000µA
• Rohs Compliant: Yes
• Filter Terminals: Through Hole
• Controller Type: SMPS
• Controller Type, Ic: Switching Regulator
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

KA3525A
Test Circuit
4
RWM
ADJ
3k
10k
SOFT START
1.5K
Vcc
V
0.1
REF
+
SHUTDOWN
5.0uF
8
15
12
16
1
2
0.01
10K
10
5.0k
_
+
ERR
AMP
BAND GAP
REF 5V
9
5.0k
5.0k
RAMP
0.009
_
+
ERR
AMP
CLOCK
C
OSCILLATOR
T
U.V.L.O.
5
3 6
+
100
0.1
7
LATCH
S
0.001
S R
DEAD
TIME
F/F
3.6k
R
T
B
A
13
11
14
OUT A
10k
OUT B
10k
0.1
V
C