QHW050A1-Q Lineage Power, QHW050A1-Q Datasheet - Page 9

• Manufacturer Part Number: QHW050A1-Q
• Description: CONVERTER DC/DC 5V 50W OUT
• Manufacturer: Lineage Power
• Series: QHWr
• Type: Isolated with Remote On/Offr

Specifications of QHW050A1-Q

• Output: 5V
• Number Of Outputs: 1
• Power (watts): 50W
• Mounting Type: Through Hole
• Voltage - Input: 36 ~ 75V
• Package / Case: 8-DIP Module
• 1st Output: 5 VDC @ 10A
• Size / Dimension: 2.28" L x 1.45" W x 0.50" H (57.9mm x 36.8mm x 12.7mm)
• Power (watts) - Rated: 50W
• Operating Temperature: -40°C ~ 100°C
• Efficiency: 87.5%
• Approvals: CE, CSA, UL, VDE
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• 3rd Output: -
• 2nd Output: -
• 4th Output: -

Data Sheet
August 2006
Characteristic Curves
Note: Tested with a 1000 µF aluminum and a 1.0 µF ceramic capaci-
Figure 15. Typical QHW100A1-Q Transient
Figure 16. QHW050A1-Q, QHW075A1-Q, and
Tyco Electronics Corp.
tor across the load.
Response to Step Decrease in Load
from 50% to 25% of I
Temperature and 54 Vdc Input
(Waveform Averaged to Eliminate Ripple
Component.)
QHW100A1-Q Typical Start-Up from
Remote On/Off; I
TIME, t (5 ms/div)
TIME, t (100 µs/div)
dc-dc Converters: 36 to 75 Vdc Input, 5 Vdc Output; 50 W to 100 W
O
QHW050A1-Q, QHW075A1-Q, and QHW100A1-Q Power Modules;
(continued)
= I
O, max
O, max
at Room
NO CAP
NO LOAD
800 µF
3300 µF
9400 µF
8-3258 (F)
1-0091
Test Configurations
Note: Measure input reflected-ripple current with a simulated source
Note: Use a 1.0 µF ceramic capacitor and a 10 µF aluminum or tan-
Figure 18. Peak-to-Peak Output Noise
Note: All measurements are taken at the module terminals. When
Figure 19. Output Voltage and Efficiency
BATTERY
Figure 17. Output Reflected-Ripple Test Setup
SUPPLY
η
inductance (L
tery impedance. Measure current as shown above.
talum capacitor. Scope measurement should be made using a
BNC socket. Position the load between 51 mm and 76 mm
(2 in. and 3 in.) from the module.
socketing, place Kelvin connections at module terminals to
avoid measurement errors due to socket contact resistance.
RESISTANCE
V
V
=
CONTACT
O
O
(+)
(–)
TO OSCILLOSCOPE
⎛
⎝
[
----------------------------------------------- -
V
[
Measurement Test Setup
Measurement Test Setup
I
V
I
O
I
(+) – V
(+) – V
TEST
COPPER STRIP
1.0 µF
C
ESR < 0.1 Ω
@ 20 °C, 100 kHz
) of 12 µH. Capacitor C
V
V
S
I
I
(+)
(–)
220 µF
O
I
(–)
(–)
12 µH
L
SENSE(+)
SENSE(–)
]I
TEST
]I
I
10 µF
O
V
V
⎞ x 100
⎠
O
O
(+)
(–)
ESR < 0.7 Ω
SCOPE
@ 100 kHz
DISTRIBUTION LOSSES
CURRENT
S
33 µF
I
O
PROBE
offsets possible bat-
CONTACT AND
%
RESISTIVE
LOAD
LOAD
8-513 (F).d
8-203 (F).l
V
V
8-749 (F)
I
I
(+)
(–)
9