VGS-350D-36

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**date** 10/31/2023 **page** 1 of 7 

## **SERIES:** VGS-350D **DESCRIPTION:** AC-DC POWER SUPPLY **│** 

## **FEATURES** 

- 85 ~ 305 Vac, 120 ~ 430 Vdc input voltage 

- adjustable output voltage 

- certified to UL/EN/BS EN 62368-1 

- designed to meet EN 60335, EN 61558, and GB 4943 

- CISPR32/EN55032 CLASS B compliant 

- temperature range -40 °C ~ +85 °C with derating 

- baseplate cooling 

- over-temperature, output over-voltage, over-current, short-circuit protection 

- over-current & short-circuit protection delay 

- 5,000 m operating altitude 

- accepts AC or DC input (dual-use of same terminal) 

- 150% peak load output for 1 second 

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|**MODEL**||**output**<br>**voltage**|**output**<br>**current**|**output**<br>**power**|**ripple**<br>and noise’|**efficiency2**|
|---|---|---|---|---|---|---|
||**typ**<br>(Vdc)|**range**<br>(Vdc)|**max**<br>(A)|**max**<br>(W)|**typ**<br>(mVp-p)|**typ**<br>(%)|
|VGS-350D-5|5|4.5~5.5|60.0|300.0|200|90|
|VGS-350D-12|12|11.4~12.6|29.2|350.4|200|92|
|VGS-350D-24|24|22.8~25.2|14.6|350.4|240|94|
|VGS-350D-36|36|34.2~37.8|9.75|351.0|240|94|
|VGS-350D-48|48|45.6~50.4|7.32|350.4|240|94|



Note:  i  1. Ripple and noise are measured at 20 MHz BW with 47 uF aluminum electrolytic capacitor and 0.1 uF ceramic capacitor on the output. 

2. Measured at 230 Vac. 

ii    3. Unless otherwise specified, the parameters in this datasheet were measured under the conditions of Ta=25°C, humidity<75% RH with nominal input voltage and rated output load. 

## **PART NUMBER KEY** 

## **VGS-350D - XX** 

Base Number 

Output Voltage 

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**CUI Inc │ SERIES:** VGS-350D **│ DESCRIPTION:** AC-DC POWER SUPPLY 

**date** 10/31/2023 **│ page** 2 of 7 

## **INPUT** 

|**INPUT**||||||
|---|---|---|---|---|---|
|**parameter**|**conditions/description**|**min**|**typ**|**max**|**units**|
|voltage range|ac input<br>dc input|85<br>120||305<br>430|Vac<br>Vdc|
|frequency range||47||63|Hz|
|current|at 115 Vac<br>at 230 Vac|||4<br>2|A<br>A|
|inrush current|at 115 Vac, cold start<br>at 230 Vac, cold start||30<br>60||A<br>A|
|leakage current|at 240 Vac|||0.5|mA|
|power factor|at 115 Vac, full load<br>at 230 Vac, full load||0.98<br>0.98|||



|**OUTPUT**||||||
|---|---|---|---|---|---|
|**parameter**|**conditions/description**|**min**|**typ**|**max**|**units**|
||at 25°C|||||
||5 Vdc output model|||12,000|μF|
|capacitive load|12 Vdc output model<br>24 Vdc output model|||10,000<br>8,000|μF<br>μF|
||36 Vdc output model|||6,000|μF|
||48 Vdc output model|||4,000|μF|
|initial set point acuracy|5 Vdc output model, full load range<br>all other models, full load range||±2<br>±1||%<br>%|
|line regulation|5 Vdc output model, rated load<br>all other models,rated load||±0.5<br>±0.3||%|
|load regulation|5 V model at 230 Vac, 0~100% load<br>all other models at 230 Vac, 0~100% load||±1<br>±0.5||%<br>%|
|hold-up time|at 115 & 230 Vac, full load||12||ms|



|**PROTECTIONS**||
|---|---|
|**parameter**|**conditions/description**<br>**min**<br>**typ**<br>**max**<br>**units**|
|over current protection4|normal & high temperature<br>110<br>200<br>%|
||low temperature<br>110<br>%|
|over voltage protection|5 Vdc output model, hiccup<br>12 Vdc output model, hiccup<br>24 Vdc output model, hiccup<br>36 Vdc output model, hiccup<br>48 Vdc output model, hiccup<br>6.5<br>15.6<br>31.6<br>46.8<br>62.4<br>Vdc<br>Vdc<br>Vdc<br>Vdc<br>Vdc|
|short circuit protection|hiccup, continuous, auto recovery|
|over temperature protection|output shutdown, auto recovery|



Note:     i 4. Delay protection, delay time is 1s with auto recovery after the abnormality is removed. 

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**date** 10/31/2023 **│ page** 3 of 7 

## **SAFETY & COMPLIANCE** 

|**parameter**|**conditions/description**|**min**|**typ**|**max**|**units**|
|---|---|---|---|---|---|
||input to output for 1 minute, 5 mA max|4,000|||Vac|
|isolation voltage|input to ground for 1 minute, 5 mA max|2,000|||Vac|
||output to ground for 1 minute, 5 mA max|1,500|||Vac|
||certifed to 623685: UL, EN, BS EN|||||
|safety approvals|designed tomeet 60335: EN<br>designed tomeet 61558: EN|||||
||designed tomeet 4943: GB|||||
|safety class|Class I|||||
|conducted emissions|CISPR32/EN55032 CLASS B|||||
|radiated emissions|CISPR32/EN55032 CLASS B|||||
|harmonic current|IEC/EN61000-3-2 CLASS A|||||
|voltage ficker|IEC/EN6100-3-2|||||
|ESD|IEC/EN 61000-4-2 Contact ±6KV/Air ±8KV, perf. Criteria A|||||
|radiated immunity|IEC/EN 61000-4-3 10V/m, perf. Criteria A|||||
|EFT/burst|IEC/EN 61000-4-4 ±2KV, perf. Criteria A|||||
|surge|IEC/EN 61000-4-5 line to line ±2KV/line to ground ±4KV, perf. Criteria A|||||
|conducted immunity|IEC/EN61000-4-6 10Vrms, perf. Criteria A|||||
|voltage dips and interruption|IEC/EN61000-4-11 0%, 70%, perf. Criteria B|||||
|intercom interference test|MS-SOP-DQC-007, perf. Criteria B|||||
|RoHS compliant|yes|||||
|MTBF|as per MIL-HDBK-217F at 25 °C|300,000|||hrs|



Note:     i 5. Certification applies to 100~240Vac, 200~240Vdc. 

## **ENVIRONMENTAL** 

|**ENVIRONMENTAL**||||||
|---|---|---|---|---|---|
|**parameter**|**conditions/description**|**min**|**typ**|**max**|**units**|
|operating temperature|see derating curve|-40||85|°C|
|storage temperature||-40||85|°C|
|storage humidity|non-condensing|10||95|%|
|**MECHANICAL**||||||
|**parameter**|**conditions/description**|**min**|**typ**|**max**|**units**|
|dimensions|220.00 x 62.00 x 31.00||||mm|
|weight|||680||g|
|cooling|natural convection|||||
|case material|metal (AL6063, SGCC)|||||



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**date** 10/31/2023 **│ page** 4 of 7 

## **MECHANICAL DRAWING** 

units: mm [inches] tolerance: ±1.00 [±0.039] ADJ: Output voltage adjustable resistor. Wire range: 22~14 AWG 

Tightening torque: M3, Max 0.5 N·m 

|PIN OUT|PIN OUT|
|---|---|
|PIN|Function|
|1<br>~~ee~~|~~ee~~|
|2<br>~~ee~~<br>~~To~~|AC(N)<br>~~ee~~<br>~~To~~|
|3<br>~~ee~~<br>~~To~~|AC(L)<br>~~ee~~<br>~~To~~|
|4|+Vo|
|5|+Vo|
|6|-Vo|
|7|-Vo|



|Position|Screw Spec.|L(suggested)|Torque(max)|
|---|---|---|---|
|1  ~ 2|M3|6 mm|0.4 N·m|



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**date** 10/31/2023 **│ page** 5 of 7 

## **INSTALATION DIAGRAM** 

**Figure 1 Figure 2** 

- Note:       6. Figure 1 is a schematic diagram of side installation, install with M3 × 6 combination screws. Refer to the derating curve without aluminum plate. 

7. Figure 2 is the schematic diagram of the bottom installation, install with M3 × 4 round head screws, it is necessary to apply thermal grease on the bottom of the product. 

- Refer to the derating curve with aluminum plate. 

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**date** 10/31/2023 **│ page** 6 of 7 

## **DERATING CURVES** 

Note:       8. With an AC input voltage between 80 ~ 100 Vac and a DC input between 120 ~ 140 Vdc the output power must be derated as per the temperature derating curves. 

9. This product is suitable for applications using natural convection. For applications in closed enviroment please consult CUI. 

## **EFFICIENCY CURVES** 

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**date** 10/31/2023 **│ page** 7 of 7 

## **REVISION HISTORY** 

|**rev.**|**description**|**date**|
|---|---|---|
|1.0|initial release|10/31/2023|



The revision history provided is for informational purposes only and is believed to be accurate. 

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