IDD-241100/481100
100 W DC-to-DC
Converter Module
Version: 1.00
Quick Installation Guide
ABOUT THE IDD-241100/481100
The highly efficient, high-performance 100-watt IDD-241100/481100
DC-to-DC converter module provides a single 12 V output for various
applications. The IDD-241100 receives 24 V inputs while the
IDD-481100 receives 48 V inputs. The IDD-241100/481100 is built
on an intelligent design and provides outstanding line and load
regulations. The IDD-241100/481100 is capable of sustaining 90%
power efficiency.
SPECIFICATIONS
Highly compact design
Smart system on/off control
High efficiency up to 90%
Reverse protection
Over voltage protection
Over current protection
Short circuit protection
RoHS compliant
Electrical Specifications:
o Total output capacity: 100 W
x 12 V @ 8.33 A Max.
o Input Voltage:
x IDD-241100: 24 V DC
x IDD-481100: 48 V DC
Dynamic Load
o Transient toggle rate: 1 KHz
o Transient current step: From 0% to 40% and 60%
to 100% of max current.
Noise and ripple: <240 mV
Vp-p ripple and noise for all output is less than 2%,
Measuring is 20MHz bandwidth limited oscilloscope and
terminated each output with a 0.1uF capacitor and 10uF
electrolytic capacitor
Load regulation: <240 mV
Dimensions: 40 mm x 100 mm
Environment:
o Operating temperature: -20°C ~ +70°C
o Storage temperature: -40°C ~ +125°C
Weight: NW: 60 g
PACKING LIST
When you unpack the power module, make sure the
following items have been shipped.
1 x IDD-241100/481100 DC/DC converter module
1 x QIG (Quick Installation Guide)
1 x Power switch cable (30 cm)
1 x DC input cable for terminal block (20 cm)
IDD-241100/481100 QIG IEI Technology Corp. Page 1
IDD-241100/481100 DIMENSION DRAWING
The dimensions of the IDD-241100/481100 are shown below.
Figure 1: IDD-241100/481100 Dimension Drawing (measurement units: millimeter)
IDD-241100/481100 CONNECTOR AND JUMPER LOCATIONS
The following diagram shows the connector and jumper locations of the IDD-241100/481100.
Figure 2: IDD-241100/481100 Connector and Jumper Locations
IDD-241100/481100 QIG IEI Technology Corp. Page 2
INPUT POWER CONNECTORS
(CN1)
PIN NO. DESCRIPTION
1 VIN
2 VIN
3 GND
4 GND
Table 1: Input Power Connector Pinouts
OUTPUT POWER CONNECTOR
(CN2)
PIN NO. DESCRIPTION
1 +12 V
2 +12 V
3 GND
4 GND
Table 2: Output Power Connector Pinouts
POWER ON/OFF SWITCH AND LED CONNECTOR (CN3)
PIN NO. DESCRIPTION
1
2 GND
3
Table 3: External Power On/Off Switch and LED Connector Pinouts
SHDN#
(To shut down output power
function, short pin-1 and pin-2)
LEDA
[External LED (Vf<3V) function,
pin-3 to anode and pin-2 to
cathode]
IDD-241100/481100 QIG IEI Technology Corp. Page 3
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