
HPQ-12/25-D48 Series
Isolated 300-Watt Quarter Brick DC/DC Converters
www.murata-ps.com
email: sales@murata-ps.com
21 Feb 2011
MDC_HPQ-12/25-D48 Series.A07 Page 5 of 14
FEATURES and OPTIONS (cont.)
Conditions
Minimum
Typical/Nominal
Maximum
Units
Remote On/Off Control (cont.)
“P” sufx:
Positive Logic, ON state
ON = pin open or external voltage
3.5
13.5
V
Positive Logic, OFF state
OFF = ground pin or external voltage
0
0.8
V
Control Current
open collector/drain
5
mA
Remote Sense Compliance
Vsense=Vout - Vload, Sense pins connected
externally to respective Vout’s
0.5
V
Base Plate
"B" sufx
optional
OUTPUT
Total Output Power
0.0
300
306
W
Voltage
Setting Accuracy
At 50% load, no trim
11.76
12
12.24
Vdc
Output Voltage Range
User-adjustable
-10
+10
% of Vnom.
Overvoltage Protection
Via magnetic feedback
110
150
%Vout
Current
Output Current Range
0.0
25.0
A
Minimum Load
No minimum load
Current Limit Inception
97% of Vnom., after warmup
110
150
% of Iout Max.
Short Circuit
Short Circuit Current
Hiccup technique, autorecovery within 1.25%
of Vout
0.8
1.0
A
Short Circuit Duration
(remove short for recovery)
Output shorted to ground, no damage
Continuous
Short circuit protection method
Hiccup current limiting
Non-latching
Regulation
Line Regulation
Vin=min. to max., Vout=nom., full load
±0.125
% of Vout
Load Regulation
Iout=min. to max., Vin=nom.
±0.25
% of Vout
Ripple and Noise
5 Hz- 20 MHz BW, Cout=1μF MLCC paralleled
with 10μF tantalum
80
150
mV pk-pk
Temperature Coefcient
At all outputs
0.02
% of Vout./°C
Maximum Capacitive Loading
Full resistive load, low ESR
0
4,700
μF
MECHANICAL (Through Hole Models)
Outline Dimensions (no baseplate)
C59 case
1.45x2.3x0.49 max.
Inches
(Please refer to outline drawing)
WxLxH
36.8x58.4x12.45
mm
Outline Dimensions (with baseplate)
1.45x2.3x0.5
Inches
36.8x58.4x12.7
mm
Weight
No baseplate
1.51
Ounces
No baseplate
47
Grams
With baseplate
2.4
Ounces
With baseplate
68
Grams
Through Hole Pin Diameter
0.04 & 0.062
Inches
1.016 & 1.575
mm
Through Hole Pin Material
Copper alloy
TH Pin Plating Metal and Thickness
Nickel subplate
100-299
μ-inches
Gold overplate
3.9-19.6
μ-inches
Baseplate Material
Aluminum
ENVIRONMENTAL
Operating Ambient Temperature Range
No derating, full power, 200 LFM, no condensation
-40
85
°C
Storage Temperature
Vin = Zero (no power)
-55
125
°C
Thermal Protection/Shutdown
Measured at hotspot
105
110
125
C
Electromagnetic Interference
External lter is required
Conducted, EN55022/CISPR22
B
Class
Radiated, EN55022/CISPR22
B
Class
Relative humidity, non-condensing
To +85°C
10
90
%RH
Altitude
must derate -1%/1000 feet
-500
10,000
feet
-152
3048
meters
Acceleration
50
g
Shock
Halfsine wave, 3 axes
1
g
Sinusoidal Vibration
GR-63-Core, Section 5.4.2
RoHS rating
RoHS-6
FUNCTIONAL SPECIFICATIONS (CONT.)