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VIPER38LD - STMICROELECTRONICS VIPER16HD

VIPER38LD

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STMicroelectronics

VIPERPLUS FAMILY: PEAK POWER FIXED FREQUENCY HIGH VOLTAGE CONVERTER

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VIPER38LD - STMICROELECTRONICS VIPER16HD

VIPER38LD

Active
STMicroelectronics

VIPERPLUS FAMILY: PEAK POWER FIXED FREQUENCY HIGH VOLTAGE CONVERTER

Technical Specifications

Parameters and characteristics for this part

SpecificationVIPER38LD
Duty Cycle80 %
Fault ProtectionShort Circuit, Current Limiting, Over Temperature, Over Voltage
Frequency - Switching60 kHz
Internal Switch(s)True
Mounting TypeSurface Mount
Operating Temperature [Max]150 °C
Operating Temperature [Min]-40 °C
Output IsolationIsolated
Package / Case16-SOIC
Package / Case [x]0.154 in
Package / Case [y]3.9 mm
Power (Watts)20 W
Supplier Device Package16-SO
TopologyFlyback
Voltage - Breakdown800 V
Voltage - Start Up14 V
Voltage - Supply (Vcc/Vdd) [Max]23.5 V
Voltage - Supply (Vcc/Vdd) [Min]8.5 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

DistributorPackageQuantity$
DigikeyTube 50$ 1.19
100$ 0.98
250$ 0.92
500$ 0.81
1250$ 0.64
2500$ 0.60
5000$ 0.57
NewarkEach 1$ 1.22
10$ 0.89
100$ 0.71
500$ 0.66
1000$ 0.62
2500$ 0.59
10000$ 0.58

Description

General part information

VIPER38 Series

The device is a high-voltage converter that smartly integrates an 800 V rugged power MOSFET with PWM current-mode control. The power MOSFET allows a very high input Vacto be applied, just limited from its breakdown voltage. This IC is capable of meeting more stringent energy-saving standards as it has very low consumption and operates in burst mode under light load.

The device features an adjustable extra power timer (EPT) that enables the IC to sustain overload conditions for a few seconds.

The integrated HV startup, sense FET and oscillator with jitter allow the advantage of using minimal components in the application.