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DVHF2800S DC-DC Converter

The DVHF Series is ideal for high reliability applications with a fault-tolerant design, lack of start-up overshoots, and up to 30% more power in a standard package.

 

Features:

  • Single outputs of 1.9V, 3.3V, 5V, 5.2V, 5.7V, 12V, 15V, 18V, and 28V
  • Extra-wide 15V to 50V input range with 80V transient per MIL-STD-704A
  • Up to 20W output power
  • Full performance over -55°C to +125°C military temperature range
  • Fault tolerant design with patented technology – no optocouplers
  • Extremely low profile (.355 inches) and light weight (24/28g max) fully hermetic packaging
  • Fixed switching frequency
  • Host of circuit protection features
  • Ensure excellent thermal performance and unit isolation by using with the thermal pad TP-002

Compliances and Certifications:

  • Available qualified to MIL-PRF-38534 Class H, DLA SMD #5962-03243
  • VPT’s in house legacy Class KL1 available
  • Manufactured in an MIL-PRF-38534 Class H and Class K, and ISO9001 certified manufacturing facility
  • MIL-STD-704A input voltage requirements
  • DO-160
  • MIL-STD-883 military and space environmental screening available
  • MIL-STD-461 C-G when used with a VPT DVMH EMI filter

Summary Data

For complete specifications, please see the official datasheet.

To provide you with the most accurate data for the actual performance of this product once deployed, please note that the electrical performance data provided below is at Tcase = -55° C to 125° C, Vin= +28V +-5%, full load, unless otherwise specified.

ParameterConditionsDVHF281R9SUnits
MinTypMax
Input
Voltage
Continuous
Transient(1)
152850
80
Vdc
Output
Voltage
Full Load1.861.901.94Vdc
Output
Power
Vin: 15-50V0  8W
EfficiencyVin: 28V,
Full Load
5761 %
Input
Ripple
Full Load,
20Hz to 10 MHz
 2080mApp
Output
Ripple
Full Load,
20Hz to 10MHz
 1040mVpp
Load
Regulation
No Load to
Full
 2575mV
Line
Regulation
Vin: 16-40V 220mV

ParameterConditionsDVHF283R3SUnits
MinTypMax
Input
Voltage
Continuous
Transient(1)
152850
80
Vdc
Output
Voltage
Full Load3.253.303.35Vdc
Output
Power
Vin: 15-50V0 10W
EfficiencyVin: 28V,
Full Load
6571 %
Input
Ripple
Full Load,
20Hz to 10 MHz
 2580mApp
Output
Ripple
Full Load,
20Hz to 10MHz
 1040mVpp
Load
Regulation
No Load to
Full
 2050mV
Line
Regulation
Vin: 16-40V 220mV

ParameterConditionsDVHF2805SUnits
MinTypMax
Input
Voltage
Continuous
Transient(1)
152850
80
Vdc
Output
Voltage
Full Load4.9255.005.075Vdc
Output
Power
Vin: 15-50V0 15W
EfficiencyVin: 28V,
Full Load
7277 %
Input
Ripple
Full Load,
20Hz to 10 MHz
 3080mApp
Output
Ripple
Full Load,
20Hz to 10MHz
 1540mVpp
Load
Regulation
No Load to
Full
 2550mV
Line
Regulation
Vin: 16-40V 220mV

ParameterConditionsDVHF285R2SUnits
MinTypMax
Input
Voltage
Continuous
Transient(1)
152850
80
Vdc
Output
Voltage
Full Load5.1225.205.278Vdc
Output
Power
Vin: 15-50V0 15W
EfficiencyVin: 28V,
Full Load
7277 %
Input
Ripple
Full Load,
20Hz to 10 MHz
 3080mApp
Output
Ripple
Full Load,
20Hz to 10MHz
 1540mVpp
Load
Regulation
No Load to
Full
 2550mV
Line
Regulation
Vin: 16-40V 220mV

ParameterConditionsDVHF285R7SUnits
MinTypMax
Input
Voltage
Continuous
Transient(1)
152850
80
Vdc
Output
Voltage
Full Load5.6155.705.786Vdc
Output
Power
Vin: 15-50V0 15W
EfficiencyVin: 28V,
Full Load
7277 %
Input
Ripple
Full Load,
20Hz to 10 MHz
 3080mApp
Output
Ripple
Full Load,
20Hz to 10MHz
 1540mVpp
Load
Regulation
No Load to
Full
 2550mV
Line
Regulation
Vin: 16-40V 220mV

ParameterConditionsDVHF2812SUnits
MinTypMax
Input
Voltage
Continuous
Transient(1)
152850
80
Vdc
Output
Voltage
Full Load11.8212.0012.18Vdc
Output
Power
Vin: 15-50V0 20W
EfficiencyVin: 28V,
Full Load
7784 %
Input
Ripple
Full Load,
20Hz to 10 MHz
 4080mApp
Output
Ripple
Full Load,
20Hz to 10MHz
 1040mVpp
Load
Regulation
No Load to
Full
 1050mV
Line
Regulation
Vin: 16-40V 220mV

ParameterConditionsDVHF2815SUnits
MinTypMax
Input
Voltage
Continuous
Transient(1)
152850
80
Vdc
Output
Voltage
Full Load14.77515.0015.225Vdc
Output
Power
Vin: 15-50V0 20W
EfficiencyVin: 28V,
Full Load
7885 %
Input
Ripple
Full Load,
20Hz to 10 MHz
 4080mApp
Output
Ripple
Full Load,
20Hz to 10MHz
 1040mVpp
Load
Regulation
No Load to
Full
 1050mV
Line
Regulation
Vin: 16-40V 220mV

ParameterConditionsDVHF2818SUnits
MinTypMax
Input
Voltage
Continuous
Transient(1)
152850
80
Vdc
Output
Voltage
Full Load

17.73

18.0018.27Vdc
Output
Power
Vin: 15-50V0 20W
EfficiencyVin: 28V,
Full Load
7884 %
Input
Ripple
Full Load,
20Hz to 10 MHz
 4080mApp
Output
Ripple
Full Load,
20Hz to 10MHz
 1040mVpp
Load
Regulation
No Load to
Full
 1050mV
Line
Regulation
Vin: 16-40V 220mV

ParameterConditionsDVHF2828SUnits
MinTypMax
Input
Voltage
Continuous
Transient(1)
152850
80
Vdc
Output
Voltage
Full Load27.25

28.00

28.75

Vdc
Output
Power
Vin: 15-50V0

20W
EfficiencyVin: 28V,
Full Load
7985

%
Input
Ripple
Full Load,
20Hz to 10 MHz

40100mApp
Output
Ripple
Full Load,
20Hz to 10MHz

45120mVpp
Load
Regulation
No Load to
Full

25150mV
Line
Regulation
Vin: 16-40V

45150mV

(1) Transient time up to 1 second.
 
VPT, Inc.

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