Datasheet

All specifi cations are typical unless noted. See Note 1.
Input
Input Voltage Range See Ordering Guide.
Recommended External Fuse 10 Amps fast blow
Start-Up Voltage 33.0 Volts
Undervoltage Shutdown 32.0 Volts
Overvoltage Shutdown None, see application notes.
Refl ected (Back) Ripple Current (Note 2) 20 mA pk-pk
Internal Input Filter Type Pi-type
Reverse Polarity Protection (Note 15) None. Install external fuse.
Input Current:
Full Load Conditions See Ordering Guide.
Inrush Transient 0.05 A
2
Sec.
Shutdown Mode (Off, UV, OT) 10 mA
Output Short Circuit 50 mA
No Load, 3.3Vout 80 mA
Low Line (Vin=Vmin, 3.3Vout) 5.21 Amps
Remote On/Off Control (Note 5)
Positive Logic (“P” suffi x)
ON = +2.5 V. to +15 V. max. or open pin
OFF = 0 to +1 V. max. or ground pin
Negative Logic (“N” suffi x)
ON = -0.1 V. to +0.8 V. max. or ground pin
OFF = +2.5 V. to +15 V. max. or open pin
Current 1 mA
FUNCTIONAL SPECIFICATIONS ➀
Absolute Maximum Ratings
Input Voltage
Continuous 75 Volts max.
Transient, 100 mS max. 100 Volts max.
Output Power 166.6 Watts max.
On/Off Control 0V. min. to +15 V. max.
Input Reverse Polarity Protection None. Install external fuse.
Output Current
Current-limited.
Devices can withstand sustained short circuit without damage.
Storage Temperature -55 to +125 °C
Lead Temperature See soldering guidelines.
Absolute maximums are stress ratings. Exposure of devices to greater than any of these conditions may adversely affect long-term reliability. Proper operation under conditions
other than those listed in the Performance/Functional Specifi cations Table is not implied nor recommended.
HPQ-3.3/50-D48 Series
Isolated High Power Quarter Brick DC-DC Converters
MDC_HPQ-3.3/50-D48 Series.B01 Page 3 of 11
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