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VL-EPMS-PS1 Datasheet, PDF (1/2 Pages) List of Unclassifed Manufacturers – SUMIT-104 Power Supply Module
VL-EPMs-PS1
SUMIT ™-104 Power Supply Module
 50 watt DC/DC converter
 Input range: +9 to +40 VDC
 Output: +5V and ±12V
 Reverse polarity and transient protection
 SUMIT and PC/104™ expansion
Highlights
SUMIT and PC/104 Compatible
Supports SUMIT and ISA expansion on a compact, highly
rugged format.
Triple Output Supply with Wide Input Voltage
Output voltages of +5V and ±12V generated from +9 to +40
VDC input.
Input Protection
Diode protected against input polarity reversal. Transient voltage
suppression provides enhanced ESD protection.
Efficient Switching Design
Engineered for maximum power efficiency and optimum
thermal management.
Power Connectors
Up to 50 watts outputis delivered to the SUMIT and ISA bus
power pins as well as card edge terminal blocks.
TTL Level Disable Inputs
Enables unused power supplies to be disabled to save power
or can be used for on/off power switching.
MIL-STD-202G
Qualified for high shock / vibration environments.
Overview
The VL-EPMs-PS1 is a plug-in 50 watt switching DC/DC converter and power supply module
designed to power an embedded system stack. This robust power supply is the ideal solution
for powering systems in defense, aerospace, medical device, robotics, and factory automation
where a small footprint and dependable operation are crucial design factors.
This in-stack supply is an ideal way to provide clean, reliable, noise-free power to the heart of
larger systems. It eliminates the problems associated with distributing clean, properly regulated
power within automated systems, especially those that include motors and other sources
of electrical noise. Voltage sag, intermittent operation, and unexplained system resets are
eliminated by having a dedicated in-stack power source for the control system.
Like all VersaLogic products, the VL-EPMs-PS1 is designed to support OEM applications
where high reliability and long-term availability are required. From application design-in to 5+
guaranteed years of production life, the VL-EPMs-PS1 provides a durable embedded computer
solution with an excellent cost of ownership. The VL-EPMs-PS1 is manufactured and tested
to the highest quality standards and is fully RoHS compliant. Customization is available, even
in low OEM quantities.
Details
The VL-EPMs-PS1 power supply provides up to 50 watts of continuous output power. The unit
operates over a wide +9 to +40 VDC input range to produce standard output voltages of +5V
and ±12V. Output power is delivered through the stackable SUMIT and/or ISA connectors to
power compatible boards while auxiliary terminal blocks provide output power for sensors,
transducers, and other ancillary circuitry.
The module is designed to operate over an extended temperature range (50W from -40° to
+60°C; 25W at +85°C) and is certified to MIL-STD-202G specifications for shock and vibration.
Input protection clamps voltages to safe levels while a 10 amp fuse protects the card from
overcurrent conditions. Regulation and transient suppression reduce supply ripple and protect
the computer circuitry from power source hazards. Input protection guards against input polarity
reversal of up to +40 VDC.
VersaLogic Corporation  •  4211 West 11th Ave., Eugene, OR 97402  •  (541) 485-8575  •  Fax (541) 485-5712  •  info@VersaLogic.com  •  www.VersaLogic.com