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Mean Well RSD-100B-12 DC-DC Converter - 100.8W - 16.8~31.2V in 12V out

miniature size, economical, withstand 5G vibration and 70°C operation

SKU:

RSD-100B-12

$69.21 USD

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Description

Features

Compliance to EN50155 railway standard

2: 1 wide input range

4000VDC I / O isolation

Protections: Short circuit / Overload / Over voltage / Input reverse polarity

Cooling by free air convection

Built-in constant current limiting circuit

1U low profile

All using 105 ° C long life electrolytic

Half encapsulated

100% full load burn-in test

3 years warranty

General Specification

Line regulation (max.)	± 0.5%
ALoad regulation (max.)	± 1%
Overload protection Range	105% ~ 135%
Overload protection Type	Constant current limiting, recovers automatically after fault condition is removed
Over voltage protection	115% to 135% Shutdown O / P voltage, re-power on to recover
Withstand voltage	I / PO / P: 4kVDC, I / P-FG: 2.5kVDC, O / P-FG: 2.5kVDC, 1 minute
Isolation resistance	100MQ(min.)@500VDC
Working temperature	-40 ~ + 70°C (refer to output derating curve)
Safety standards	Meet IEC60950-1 (LVD)
EMC standards	EN55022 class B, EN50121-3-2, EN61000-4-2,3,4,5,6,8
Railway standard	EN50155 / IEC60571
Dimension (LxWxH) (mm)	161x68x36
Packing	24pcs / 15.4kg

Specifications

Brand

Mean Well
Series

RSD Series
Power Rating

100.8 Watt
Output Voltage

12 Volt
Rated Current

8.4 Ampere
Input Voltage

16.8V~31.2V
No of Output

1
Dimming Control

None
Standards Met

CB,CE,EAC,EMC,RCM
Operation Mode

Constant Voltage
Operating Temperature

-40°C~85°C
Warranty

3 Year
Length

6.34 in
Width

2.68 in
Height

1.42 in
Weight

1.24 lb

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Frequently Asked Questions

Can I use the RSD-100B-12 in a vehicle or battery-powered system that needs 12V output?

Yes, this DC-DC converter is designed for a nominal 16-31 input range and provides a constant 12V output at up to 8.4A. With 100.8W available, it fits mobile, battery-backed, or DC-bus systems that need a regulated 12V rail.

Is the RSD-100B-12 suitable for industrial control electronics running from a higher DC bus?

It can be a good fit when the source is within 16-31 and the load specifically requires 12V DC. The output rating of 8.4A and 100.8W suits control subsystems, embedded hardware, and auxiliary electronics that need more than a light-duty converter.

Would this converter work for mobile automation, AGV, or transport equipment with a 12V auxiliary load?

It is intended for DC-input applications that need a regulated 12V output from a 16-31 input source. The wide operating temperature range of -40C to +85C and 5G vibration specification make it relevant for harsher mobile or industrial environments.

Can the RSD-100B-12 power embedded computing or communications hardware that expects 12V DC?

Yes, if the equipment is designed for 12V DC and the total draw stays within 8.4A and 100.8W. Because it is a constant-voltage converter, it is meant for stable 12V loads rather than constant-current applications.

Is the RSD-100B-12 appropriate for outdoor or high-temperature equipment?

Its operating temperature range is -40C to +85C, which supports use in demanding temperature conditions. However, no IP rating is listed, so it should still be installed in a protected enclosure for outdoor or washdown environments.

How does the RSD-100B-12 compare with the other RSD-100B output versions?

Within the RSD-100B group, the choices are RSD-100B-5 at 100W, 5V, 20A; RSD-100B-12 at 100.8W, 12V, 8.4A; and RSD-100B-24 at 100.8W, 24V, 4.2A. They share the same basic power class, while the output voltage and current change based on the model.