VIPER20ADIP-E STMicroelectronics, VIPER20ADIP-E Datasheet - Page 16

• Manufacturer Part Number: VIPER20ADIP-E
• Description: IC SWIT SMPS CM OTP UVLO 8DIP
• Manufacturer: STMicroelectronics
• Series: VIPER™r

Specifications of VIPER20ADIP-E

• Output Isolation: Isolated
• Frequency Range: 90 ~ 200kHz
• Voltage - Input: 8 ~ 15 V
• Voltage - Output: 700V
• Power (watts): 57W
• Operating Temperature: 25°C ~ 125°C
• Package / Case: 8-DIP (0.300", 7.62mm)
• Output Voltage: 700 V
• Output Current: 0.5 A
• Input Voltage: 0 V to 15 V
• Switching Frequency: 200 KHz
• Operating Temperature Range: - 65 C to + 150 C
• Mounting Style: Through Hole
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-6797-5; VIPER20ADIP-E

Operation description
Figure 11. Behaviour of the high voltage current source at start-up
Figure 12. Start-up waveforms
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VDDoff
VDDon
VDD
t
Auxiliary primary
winding
15 mA
C
2 mA
VDD
VDD
VIPer20
Start up duty cycle ~ 12%
1 mA
UNDERVOLTAGE
LOCK OUT LOGIC
Ref.
15 mA
3 mA
DRAIN
SOURCE
VIPer20A-E
FC00101A