QRW025A0Y4 Lineage Power, QRW025A0Y4 Datasheet - Page 12

• Manufacturer Part Number: QRW025A0Y4
• Description: CONVERTER DC/DC 1.8V 45W OUT T/H
• Manufacturer: Lineage Power
• Series: QRWr
• Type: Isolated with Remote On/Offr

Specifications of QRW025A0Y4

• Output: 1.8V
• Number Of Outputs: 1
• Power (watts): 45W
• Mounting Type: Through Hole
• Voltage - Input: 36 ~ 75V
• Package / Case: 10-DIP Module
• 1st Output: 1.8 VDC @ 25A
• Size / Dimension: 2.28" L x 1.45" W x 0.38" H (57.9mm x 36.8mm x 9.7mm)
• Power (watts) - Rated: 45W
• Operating Temperature: -40°C ~ 85°C
• Efficiency: 88%
• Approvals: CE, CSA, UL, VDE
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• 3rd Output: -
• 2nd Output: -
• 4th Output: -

August 23, 2010
Electrical Specifications
Output Specifications for the QRW025A0G (Vo = 2.5Vdc)
Isolation Specifications
General Specifications
Lineage Power
Output Voltage Set Point
(VI = 48 Vdc; IO = IO, min to IO, max, TA = 25 °C)
Output Voltage
(Over all operating input voltage, resistive load, and
temperature conditions at steady state until end of life.)
Output Regulation:
Output Ripple and Noise
External Load Capacitance
Output Current
(Vo =90% of VO, nom.)
Output Current-limit Inception
(VO = 90% of VO, set)
Output Short-circuit Current (Average)VO = 0.25 V
Efficiency
(VI = VIN, nom; IO = IO, max), TA = 25 °C
Switching Frequency
Isolation Capacitance
Isolation Resistance
Calculated MTBF (IO = 80% of IO, max TA = 40 °C)
Weight
Line (VI = VI, min to VI, max)
Load (IO = IO, min to IO, max)
Temperature (TA = TA, min to TA, max)
RMS (5 Hz to 20 MHz bandwidth)
Peak-to-peak (5 Hz to 20 MHz bandwidth)
Dynamic Response
Load Change from IO = 50% to 25%
(DIO/Dt = 1 A/10 µs, VI = 48 V, TA = 25 °C); tested
with a 220 µF aluminium and a 1.0 µf ceramic
capacitor across the load.):
Load Change from
IO = 50% to 75% of IO, max:
of IO, max :
Peak Deviation
Settling Time
Peak Deviation
Settling Time
(VO < 10% of peak deviation)
(VO < 10% of peak deviation)
Parameter
Parameter
Parameter
(continued)
Symbol
Ciso
Riso
36 Vdc - 75 Vdc Input, 1.2 to 3.3 Vdc Output; 25A
Latched off
Device
Min
All
10
G
G
G
G
G
G
—
Min
—
Symbol
IO, lim
fSW
Vo
Vo
—
—
—
IO
5600
η
Typ
—
1,558,000
37(1.31)
Typ
2.47
2.42
Min
0.0
—
—
—
—
—
—
—
—
0.05
0.05
Typ
300
200
200
Max
2.5
15
30
90
—
—
—
—
—
—
—
5
5
Max
—
25,000
Max
2.53
2.58
100
0.2
0.2
50
35
25
—
—
—
g (oz.)
Hours
%, VO, set
%, VO, set
Unit
Unit
MW
mVrms
mVp-p
PF
Unit
Adc
kHz
Vdc
Vdc
Adc
mV
mV
mV
µF
µs
µs
%
12