# NFM-20-3.3 - Mean Well USA AC/DC Converter

## Product Summary

The Mean Well USA NFM-20-3.3 is a 15W AC/DC converter with a 3.3V output. It features an open frame design suitable for chassis mounting.

## Product Information

| Field | Value |
| --- | --- |
| Part Number | NFM-20-3.3 |
| Manufacturer | Mean Well USA |
| Product Type | AC/DC Converter |
| Category | Power Supplies - ExternalInternal (Off-Board) |
| Subcategory | Open Frame |
| Mounting Type | Chassis Mount |

## Description

The Mean Well USA NFM-20-3.3 is an open-frame AC/DC converter designed for medical applications. It delivers a 3.3V output with a maximum power of 15W and an output current of 4.5A.

This converter features adjustable output and universal input capabilities, making it versatile for various power supply needs. It operates within a temperature range of -20°C to 60°C with derating. The unit is chassis mounted and has dimensions of 89.0mm x 51.0mm x 19.3mm.

Key electrical specifications include an efficiency of 71% and an isolation voltage rating of 4kV. The NFM-20-3.3 is compliant with RoHS3 standards and has a Moisture Sensitivity Level (MSL) of 1.

## Key Specifications

| Specification | Value |
| --- | --- |
| Applications | Medical |
| Approval Agency | CB, CE, cURus, TUV |
| Current | 4.5 A |
| Efficiency | 71% |
| Features | Adjustable Output, Universal Input |
| Height | 19.3 mm (0.76") |
| Length | 89 mm (3.50") |
| Mounting Type | Chassis Mount |
| Number of Outputs | 1 |
| Operating Temperature | -20 °C to 60 °C (With Derating) |
| Power (Watts) | 15 W |
| Type | Open Frame |
| Voltage | 4 kV |
| Width | 51 mm (2.01") |

## Availability and Pricing

| Field | Value |
| --- | --- |
| Stock Status | Stock on Request |
| Distributor Count | 0 |
| Total Stock | 0 |
| Pricing Available | No |

## Features

- 15W output power capability.
- 3.3V output voltage.
- Open frame, chassis mount design.
- Suitable for medical applications.
- Adjustable output and universal input.

## Applications

- Ideal for medical equipment power.
- Used in systems requiring 3.3V.
- Versatile for universal input needs.
- Suitable for chassis-mounted designs.

## Compliance

| Field | Value |
| --- | --- |
| RoHS Status | RoHS3 Compliant |
| REACH Status | REACH Unaffected |
| Moisture Sensitivity Level | 1 Unlimited |

## Documents and Media

- Product Page: https://distyparts.com/product/nfm-20-3-3
- RFQ URL: https://distyparts.com/product/nfm-20-3-3#rfq

## FAQs

### What is the output voltage of the NFM-20-3.3?

The output voltage is 3.3V.

### What is the operating temperature range?

The operating temperature range is -20°C to 60°C with derating.

### What is the mounting type and dimensions?

Mounting type is chassis mount. Dimensions are 89.0mm x 51.0mm x 19.3mm.

### What is the efficiency of the NFM-20-3.3?

The efficiency is 71%.

### What safety approvals does the NFM-20-3.3 have?

It is approved by CB, CE, cURus, and TUV.

### What is the isolation voltage?

The isolation voltage is 4 kV.

### Can the output voltage be adjusted?

Yes, the output is adjustable.

## Related Pages

- Manufacturer: https://distyparts.com/manufacturer/mean-well-usa
- Category: https://distyparts.com/category/power-supplies-externalinternal-off-board/ac-dc-converters
- Product Page: https://distyparts.com/product/nfm-20-3-3
- Markdown File: https://distyparts.com/product/nfm-20-3-3.md
- TXT File: https://distyparts.com/product/nfm-20-3-3.txt