DC DC
100 150 Watts
RDQ Series
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Up to 92% Efficiency
xppower.com
110 VDC Input for Rail Applications
Quarter and Half Brick Packages
40 °C to +100 °C Operating Temperature
Baseplate cooled
Remote On/Off & Remote Sense
3 Year Warranty
Specification
Input
Input Voltage Range
Input Current
Idle Current
Input Filter
Undervoltage Lockout
Input Surge
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•
66-160 VDC
See table
50 mA
Pi network (see note 3)
Turn on 62.0 V, turn off 56.0 V
180 VDC for 100 ms
Environmental
Operating Base Plate
Temperature
Storage Temperature
Operating Humidity
Cooling
Cooling Test
Dry Heat
Damp Heat
Vibration
Shock
• -40 °C to +100 °C, see derating curve
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•
•
•
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•
-55 °C to +105 °C
Up to 95% non-condensing
Baseplate-cooled, see derating curve
EN60068-2-1, -40 °C for 2 hours
EN60068-2-2, 70 °C for 6 hours
EN60068-2-30, 25 °C to 55 °C, 90-100%
humidity, 2 cycles of 24 hours
EN61373, 2 Hz to 150 Hz, 5.72m/s
2
on X
axis, 2.55m/s
2
on Y axis, 3.96m/s
2
on Z axis
EN61373, 50m/s
2
half sine 30ms, 3
positive and 3 negative on X axis,
30m/s
2
half sine 30ms, 3 positive and 3
negative on Y and Z axes,
EN50155, 0.7 to 1.4 Vn
EN50155, 100% for 10 ms
EN50155, 0.6 Vn for 100 ms
EN50155, 500 VDC
EN50155, 2250 VDC
EN50155, 1.4 Vn for 0.1 s
Output
• ±10%, see application notes
• ±1.5% max
• ±0.2% max measured from high line
to low line
Load Regulation
• ±0.2% max measured from 0-100% load
Start Up Time
• 60 ms typical
Transient Response
• 5% max deviation, recovery to within
1% in 200 µs, 25% step load change
Ripple & Noise
• 5 V models: 100 mV pk-pk
12 V models: 150 mV max pk-pk
24 V models: 240 mV max pk-pk
20 MHz bandwidth (see note 1)
Overvoltage Protection
• 115-140%
Short Circuit Protection
• Continuous
Current Limit
• 110-180% nominal output
Thermal Shutdown
• Case temperature >105 °C typical
Temperature
• ±0.03%/°C
Coefficient
Remote On/Off
• Referenced to -Vin,
Module on = open circuit,
Module off ≤0.8 VDC
Remote Sense
• Compensates up to 10% of Vout nominal,
total of output trim and remote sense
Output Voltage Trim
Initial Set Accuracy
Line Regulation
Supply Variation
Supply Interruption
Supply Change-Over
Insulation Test
Voltage Withstand
Supply Over-Voltage
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EMC & Safety
General
Emissions
• Complies with EN50121-3-2, Railway
Applications - Electromagnetic
Compatibility for Rolling Stock Apparatus
• EN55011, 99 dBµV (0.15-0.5 MHz). 93
dBµV (0.5-30 MHz) conducted,
class A radiated, EN55022 Level B
conducted with external filter, see
Application Notes.
• EN61000-4-2 Air ±8kV, contact ±6kV,
indirect ±6kV, Perf Criteria A
• EN61000-4-3 80-1000 MHz at 20 V/m,
1400-2100 MHz at 10V/m, 2100-2500
MHz at 5 V/m, Perf Criteria A
• EN61000-4-4 level 3, Perf Criteria A
• EN61000-4-5 level 2, Perf Criteria A*
• EN61000-4-6 10 Vrms, Perf Criteria A
• UL60950-1 (basic insulation)
ESD Immunity
Radiated Immunity
EFT/Burst
Surge
Conducted Immunity
Safety Approval
General
Efficiency
Isolation Voltage
Isolation Resistance
Isolation Capacitance
Switching Frequency
Power Density
MTBF
• See tables
• 2250 VDC Input to Output
2250 VDC Input to Case
1500 VDC Output to Case
• 10
7
Ω
• 1000 pF typical
• 200 kHz typical
• RDQ100: 60 W/in
3
, RDQ150: 54 W/in
3
• 380 kHrs typical to MIL-HDBK-217F
at 25 °C, GB
Notes
* External TVS is required on the input. See Application Notes.
Models & Ratings
Input Voltage
Output Voltage
5.0 V
66-160 V
12.0 V
24.0 V
Output Current
20.0 A
8.40 A
4.20 A
Input Current
No Load
30 mA
40 mA
60 mA
Full Load
1010 mA
993 mA
1030 mA
Efficiency
90.0%
90.0%
91.0%
Maximum
Capacitive Load
10000 µF
8800 µF
1500 µF
RDQ
Model Number
(2)
RDQ100110S05
RDQ100110S12
RDQ100110S24
DC DC
Notes
1. Output Ripple and Noise measured with 10 µF tantalum and 1 µF ceramic
capacitor across output.
2. Add suffix ‘N’ to the model number to receive the unit with negative logic
Remote On/Off.
3. An external 120 µF electrolytic input capacitor is recommended to reduce input
ripple voltage.
Mechanical Details
RDQ100
2.28 (57.90)
2.00 (50.80)
1.14 (28.96)
Mounting hole diameter:
0.126 (3.2) clearance hole
4
5
6
7
8
1.45
(36.8)
0.60
(15.24)
3
2
1
BOTTOM VIEW
1.03
(26.2)
0.73
(18.42)
0.60
(15.24)
0.30
(7.62)
1.86 (47.20)
ø
0.040
(1.02)
Pins 1,2,3,5,6,7
ø
0.059
(1.50)
Pins 4,8
Pin
1
2
3
4
5
6
7
8
Notes
PIN CONNECTIONS
Function
+Vin
Remote On/Off
-Vin
-Vout
-Sense
Trim
+Sense
+Vout
0.16
(4.1) min.
0.50
(12.70)
1. Dimensions are in inches (mm)
2. Tolerances: X.XX = ±0.02 (X.X = ±0.5)
X.XXX = ±0.01 (X.XX = ±0.25)
3. Weight: 0.13616 lbs (61.5 g) approx
Thermal Resistance Information (Derating Curve)
Maximum Power Dissipation vs Ambient Temperature and Air Flow without heatsink
Natural Convection
20 ft./min. (0.1 m/s)
100 ft./min. (0.5 m/s)
30
28
26
24
22
20
18
16
14
12
10
8
6
4
2
0
200 ft./min. (1.0 m/s)
300 ft./min. (1.5 m/s)
Air Flow Rate
Natural Convection
20 ft. / min (0.1 ms)
100 ft./min (0.5 ms)
200 ft./min (1.0 ms)
300 ft./min (1.5 ms)
400 ft./min (2.0 ms)
Power Dissipated ,Pd (W)
Typical R
ca
10.1 °C/W
8.0
5.4
4.4
3.4
°C/W
°C/W
°C/W
°C/W
400 ft./min. (2.0 m/s)
R
ca
= Thermal resistance case to ambient
0
10
20
30
40
50
60
70
80
90
100
Ambient Temperature ,Ta (ºC)
DC DC
Models & Ratings
Input Voltage
66-160 V
Output Voltage
5.0 V
12.0 V
24.0 V
Output Current
30.0 A
12.5 A
6.50 A
Input Current
No Load
40 mA
40 mA
60 mA
Full Load
1474 mA
1474 mA
1541 mA
Efficiency
92.5%
92.5%
91.0%
Maximum
Capacitive Load
10000 µF
5600 µF
2200 µF
RDQ
Model Number
(2)
RDQ150110S05
RDQ150110S12
RDQ150110S24
Notes
1. Output Ripple and Noise measured with 10 µF tantalum and 1 µF ceramic
capacitor across output.
2. Add suffix ‘N’ to the model number to receive the unit with negative logic
Remote On/Off.
3. An external 220 µF electrolytic input capacitor is recommended to reduce input
ripple voltage.
Mechanical Details
RDQ150
Mounting hold diameter
0.126 (3.2) clearance hole
0.18 (4.6) min
4
2.40
(61.0)
2.00
(50.8)
1.40
(35.5)
0.60
(15.2)
5
6
BOTTOM VIEW
2 x
Ø
0.08
(2.03)
Pins 5 & 9
3
7
8
9
7 x
Ø
0.04
(1.02)
Pins 1,2,3
4,6,7 & 8
0.50
(12.7)
2
1
Pin
1
2
3
4
5
6
7
8
9
Notes
PIN CONNECTIONS
Function
+Vin
Remote On/Off
Case
-Vin
-Vout
-Sense
Trim
+Sense
+Vout
1.90 (48.3)
2.28 (57.9)
1. Dimensions are in inches (mm)
2. Tolerances: X.XX = ±0.02 (X.X = ±0.5)
X.XXX = ±0.01 (X.XX = ±0.25)
3. Weight: 0.216 lbs (90 g) approx
Thermal Resistance Information (Derating Curve)
50
45
40
Power Dissipated ,Pd (W)
35
30
25
20
15
10
5
0
0
10
20
30
40
50
60
70
80
90
100
Maximum Power Dissipation vs Ambient Temperature and Air Flow without heatsink
Natural Convection
20 ft./min. (0.1 m/s)
100 ft./min. (0.5 m/s)
200 ft./min. (1.0 m/s)
300 ft./min. (1.5 m/s)
400 ft./min. (2.0 m/s)
500 ft./min. (2.5 m/s)
600 ft./min. (3.0 m/s)
700 ft./min. (3.5 m/s)
800 ft./min. (4.0 m/s)
Air Flow Rate
Natural Convection
20 ft. / min (0.1 ms)
100 ft./min (0.5 ms)
200 ft./min (1.0 ms)
300 ft./min (1.5 ms)
400 ft./min (2.0 ms)
500 ft./min (2.5 ms)
600 ft./min (3.0 ms)
700 ft./min (3.5 ms)
800 ft./min (4.0 ms)
Typical R
ca
7.12 °C/W
6.21
5.17
4.29
3.64
2.96
2.53
2.37
2.19
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W
R
ca
= Thermal resistance case to ambient
Ambient Temperature ,Ta (ºC)
MCU
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