VIPER20A-E STMicroelectronics, VIPER20A-E Datasheet - Page 2

IC SWIT SMPS CM OTP PENTAWATT5

VIPER20A-E

Manufacturer Part Number
VIPER20A-E
Description
IC SWIT SMPS CM OTP PENTAWATT5
Manufacturer
STMicroelectronics
Series
VIPER™r
Datasheet

Specifications of VIPER20A-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
Pentawatt-5 HV (Bent and Staggered Leads)
Number Of Outputs
1
Output Voltage
700 V (Min)
Output Current
500 mA
Mounting Style
Through Hole
Switching Frequency
200 KHz
Fall Time
100 ns
Rise Time
50 ns
Synchronous Pin
No
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-6796-5
VIPER20A-E
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Contents
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Contents
Electrical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.1
1.2
Thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
3.1
3.2
3.3
3.4
3.5
Typical circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Operation description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
5.1
5.2
5.3
5.4
5.5
5.6
5.7
5.8
Maximum rating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Drain pin (Integrated Power MOSFET drain): . . . . . . . . . . . . . . . . . . . . . . . . . 8
Source pin: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
VDD pin (power supply): . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Compensation pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
OSC pin (oscillator frequency): . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Current mode topology: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Stand-by mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
High voltage start-up current suorce . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Transconductance error amplifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
External clock synchronization: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Primary peak current limitation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Over-temperature protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Operation pictures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
VIPer20A-E

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