TOP223P Power Integrations, TOP223P Datasheet - Page 14

• Manufacturer Part Number: TOP223P
• Description: IC OFFLINE SWIT PWM OCP HV 8DIP
• Manufacturer: Power Integrations
• Series: TOPSwitch®-IIr
• Type: Off Line Switcherr

Specifications of TOP223P

• Output Isolation: Isolated
• Frequency Range: 90 ~ 110kHz
• Voltage - Output: 700V
• Power (watts): 25W
• Operating Temperature: -40°C ~ 150°C
• Package / Case: 8-DIP (0.300", 7.62mm)
• Output Voltage: 5.7 V
• Input / Supply Voltage (max): 265 VAC
• Input / Supply Voltage (min): 85 VAC
• Duty Cycle (max): 70 %
• Switching Frequency: 100 KHz
• Supply Current: 1.2 mA
• Operating Temperature Range: - 40 C to + 150 C
• Mounting Style: Through Hole
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Figure 10. TOPSwitch Duty Cycle Measurement.
14
VOLTAGE
TOP221-227
DRAIN
Figure 12. Self-protection Current Limit Envelope.
D
7/01
0 V
HV
1.3
1.2
1.1
1.0
0.9
0.8
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
90%
0
1
t LEB (Blanking Time)
I INIT(MIN) @ 265 VAC
2
I INIT(MIN) @ 85 VAC
I LIMIT(MAX) @ 25 C
I LIMIT(MIN) @ 25 C
t 1
3
Time ( s)
10%
4
t 2
5
6
D =
7
t 1
t 2
PI-2039-040401
90%
8
Figure 13. Example of I
Figure 11. TOPSwitch CONTROL Pin I-V Characteristic.
CURRENT
0 A
DRAIN
120
100
80
60
40
20
0
Saturated Transformer.
0
Impedance
Dynamic
CONTROL Pin Voltage (V)
2
=
D
Slope
on Drain Current Waveform with
1
t
4
LEB
6
100 ns
8
10
I
PI-2031-040401
D