DVCH2800S DC-DC Converter
The DVCH Series of DC-DC converters delivers just 1.5 watts in the most efficient, small-size package available today for use in critical-reliability applications. The extra-wide input voltage range, very low output noise, and high reliability ensures the DVCH is the perfect low power choice for your next space or avionics program.
Features:
- Single outputs of 3.3V, 5V, 5.2V, 12V, and 15V
- Extra-wide 12V to 50V input range with 80V transient per MIL-STD-704
- Up to 1.5W output power
- Full operation over -55 °C to +125 °C military temperature range
- Fault tolerant design with patented technology – no optoisolators
- Very low input/output noise
- High reliability magnetic feedback circuit
- Tiny size – 0.975″x 0.8″ x .27″ and light weight (11g)
- Host of circuit protection features
- Fixed switching frequency
Compliances and Certifications:
- Available qualified to MIL-PRF-38534 Class H, DLA SMD #5962-09242
- VPT’s in house legacy Class KL1 available
- Manufactured in an MIL-PRF-38534 Class H and Class K, and SAE AS9100 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 DVMSA 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.
Select a product to view its specifications:
| Parameter | Conditions | DVCH283R3S | Units | ||
|---|---|---|---|---|---|
| Min | Type | Max | |||
| Input Voltage | Continuous Transient(1) | 12 | 28 | 50 80 | Vdc |
| Output Voltage | Full Load | 3.17 | 3.3 | 3.43 | Vdc |
| Output Power | 0 | 1 | W | ||
| Efficiency | Vin: 28V, Full Load | 69 | 75 | % | |
| Input Ripple | Full Load, 20Hz to 10MHz | 30 | mApp | ||
| Output Ripple | Full Load, 20Hz to 10MHz | 50 | mVpp | ||
| Load Regulation | 50% Load to Full | 250 | mV | ||
| Line Regulation | Vin: 12-50V | 150 | mV | ||
| Parameter | Conditions | DVCH2805S | Units | ||
|---|---|---|---|---|---|
| Min | Type | Max | |||
| Input Voltage | Continuous Transient(1) | 12 | 28 | 50 80 | Vdc |
| Output Voltage | Full Load | 4.80 | 5 | 5.2 | Vdc |
| Output Power | 0 | 1.5 | W | ||
| Efficiency | Vin: 28V, Full Load | 72 | 79 | % | |
| Input Ripple | Full Load, 20Hz to 10MHz | 30 | mApp | ||
| Output Ripple | Full Load, 20Hz to 10MHz | 50 | mVpp | ||
| Load Regulation | 50% Load to Full | 250 | mV | ||
| Line Regulation | Vin: 12-50V | 150 | mV | ||
| Parameter | Conditions | DVCH2812S | Units | ||
|---|---|---|---|---|---|
| Min | Type | Max | |||
| Input Voltage | Continuous Transient(1) | 12 | 28 | 50 80 | Vdc |
| Output Voltage | Full Load | 11.52 | 12 | 12.48 | Vdc |
| Output Power | 0 | 1.5 | W | ||
| Efficiency | Vin: 28V, Full Load | 76 | 81 | % | |
| Input Ripple | Full Load, 20Hz to 10MHz | 30 | mApp | ||
| Output Ripple | Full Load, 20Hz to 10MHz | 50 | mVpp | ||
| Load Regulation | 50% Load to Full | 250 | mV | ||
| Line Regulation | Vin: 12-50V | 60 | mV | ||
| Parameter | Conditions | DVCH2815S | Units | ||
|---|---|---|---|---|---|
| Min | Type | Max | |||
| Input Voltage | Continuous Transient(1) | 12 | 28 | 50 80 | Vdc |
| Output Voltage | Full Load | 14.4 | 15 | 15.6 | Vdc |
| Output Power | 0 | 1.5 | W | ||
| Efficiency | Vin: 28V, Full Load | 77 | 81 | % | |
| Input Ripple | Full Load, 20Hz to 10MHz | 30 | mApp | ||
| Output Ripple | Full Load, 20Hz to 10MHz | 50 | mVpp | ||
| Load Regulation | 50% Load to Full | 250 | mV | ||
| Line Regulation | Vin: 12-50V | 60 | mV | ||
| Parameter | Conditions | DVCH285R2S | Units | ||
|---|---|---|---|---|---|
| Min | Type | Max | |||
| Input Voltage | Continuous Transient(1) | 12 | 28 | 50 80 | Vdc |
| Output Voltage | Full Load | 5 | 5.2 | 5.4 | Vdc |
| Output Power | 0 | 1.5 | W | ||
| Efficiency | Vin: 28V, Full Load | 72 | 79 | % | |
| Input Ripple | Full Load, 20Hz to 10MHz | 30 | mApp | ||
| Output Ripple | Full Load, 20Hz to 10MHz | 50 | mVpp | ||
| Load Regulation | 50% Load to Full | 250 | mV | ||
| Line Regulation | Vin: 12-50V | 150 | mV | ||
(1) Transient time up to 1 second.
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