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Product Series: 3439

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3439

40W Booster Hybrid DC-DC Converter

Features

Completely self contained Thick Film Hybrid DC-DC Converter
User adjustable set point
Power on soft start
300kHz operation for low ripple and fast response time
Built in EMI input filter limits conducted emissions and reduces transient susceptibility

Specifications

Input: 28 VDC
Input Range (Continuous): 12 VDC to 50 VDC
Transient Survival Voltage: 80 VDC
Isolation Input to Case: 100 VDC
Isolation Input to Output: VDC
Isolation Output to Case: 100 VDC
Storage Temp: -55 °C to 150 °C
Shock: 50 G's
Vibration: 30 G's
Weight: 60 gms typical

Environment

Grade I:
Full Output Power at Tcase = 85°C
Minimum Output Power at Tcase = -55°C
Linearly derates to zero at Tcase = 115
TID up to kRad(Si)
No SEE up to 60MeV*cm2/mg
Grade EU:
Full Output Power at Tcase = 85°C
Minimum Output Power at Tcase = -55°C
Linearly derates to zero at Tcase = 115
TID up to kRad(Si)
No SEE up to 60MeV*cm2/mg
Grade L:
Full Output Power at Tcase = 85°C
Minimum Output Power at Tcase = -55°C
Linearly derates to zero at Tcase = 115
TID up to 45kRad(Si)
No SEE up to 60MeV*cm2/mg
Grade LE:
Full Output Power at Tcase = 125°C
Minimum Output Power at Tcase = -55°C
Linearly derates to zero at Tcase = 135
TID up to 45kRad(Si)
No SEE up to 60MeV*cm2/mg
Grade M:
Full Output Power at Tcase = 85°C
Minimum Output Power at Tcase = -55°C
Linearly derates to zero at Tcase = 115
TID up to kRad(Si)
No SEE up to 60MeV*cm2/mg
Grade S:
Full Output Power at Tcase = 85°C
Minimum Output Power at Tcase = -55°C
Linearly derates to zero at Tcase = 115
TID up to 100kRad(Si)
No SEE up to 60MeV*cm2/mg
Grade SE:
Full Output Power at Tcase = 125°C
Minimum Output Power at Tcase = -55°C
Linearly derates to zero at Tcase = 135
TID up to 100kRad(Si)
No SEE up to 60MeV*cm2/mg

Additional Notes

Optimizes energy storage for hold up during input line drop outs

Eliminates CS01 effects for ultra low ripple requirements

Incorporates programmable inrush limit, reverse polarity protections

Contains master synch oscillator for synchronizing downstream DC-DC converters

Enables low line operation of 28 VDC converter

Contains full MIL-STD-461D EMI filter

Input power failure/auxiliary output function provided