QLS20ZG-NT POWER ONE, QLS20ZG-NT Datasheet

CONV DC-DC 48V IN 5V OUT 100W

QLS20ZG-NT

Manufacturer Part Number
QLS20ZG-NT
Description
CONV DC-DC 48V IN 5V OUT 100W
Manufacturer
POWER ONE
Series
QLSr
Type
Isolatedr
Datasheet

Specifications of QLS20ZG-NT

Output
5V
Number Of Outputs
1
Power (watts)
100W
Mounting Type
Through Hole
Voltage - Input
36 ~ 75V
Package / Case
8-DIP Module, 1/4 Brick
1st Output
5 VDC @ 20A
Size / Dimension
2.28" L x 1.45" W x 0.43" H (57.9mm x 36.8mm x 10.9mm)
Power (watts) - Rated
100W
Operating Temperature
-40°C ~ 100°C
Efficiency
90%
Approvals
CSA, TUV, UL
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
3rd Output
-
2nd Output
-
4th Output
-
Other names
179-2227

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
QLS20ZG-NT9
Manufacturer:
Power-one
Quantity:
21
Applications
• Distributed power architectures
• Telecommunications equipment
• LAN/WAN applications
• Data processing applications
Description
The QLS25 is a new series of cost-effective, high-density single output DC-DC converters providing onboard
conversion of standard telecom and datacom input voltages into isolated low voltage outputs in a through-hole
mounting package. High efficiencies and a patent-pending board design significantly improve thermal
characteristics by evening out hot spots and enhance product reliability.
SEP 12, 2003 revised to OCT 26, 2006
should be followed.
Model Selection
This product is intended for integration into end-use equipment. All the required procedures for CE marking of end-use equipment
QLS20ZG
QLS25ZE
QLS25ZD
Model
Voltage
36-75
36-75
36-75
Input
VDC
Current, Max
Input
ADC
4.8
3.3
2.5
Voltage
Output
Vout,
VDC
5.0
3.3
2.5
Page 1 of 8
Output Rated
Current
Features
ADC
I
QLS25 DC-DC Series Data Sheet
20
25
25
rated,
RoHS lead solder exemption compliant
Cost-effective single board design
Low profile – 11 mm height
Input/output isolation: 1500VDC, basic
insulation
High efficiency - up to 90% at full load
Start-up into high capacitive load
Low conducted and radiated EMI
Output overcurrent protection
Output overvoltage protection
Back drive protection
Overtemperature protection
Remote sense
Set point accuracy ± 1%
Remote on/off (primary referenced), positive
or negative logic
Output voltage trim adjust, positive or
negative
UL 1950 Recognition, CSA 22.2 No. 950-95
certification, TUV IEC950
Ripple/Noise,
mV p-p
Output
150
100
100
25A Quarter-Brick
www.power-one.com
Efficiency @
Typical
I
rated,
90
89
87
%

Related parts for QLS20ZG-NT

QLS20ZG-NT Summary of contents

Page 1

... Model Selection Model Input Voltage Current, Max VDC QLS20ZG 36-75 QLS25ZE 36-75 QLS25ZD 36-75 This product is intended for integration into end-use equipment. All the required procedures for CE marking of end-use equipment should be followed. ...

Page 2

Absolute Maximum Ratings Stresses in excess of the absolute maximum ratings may cause performance degradation, adversely effect long- term reliability, and cause permanent damage to the converter. Parameter Input voltage Operating Temperature Storage Temperature ON/OFF Control Voltage Environmental and Mechanical ...

Page 3

Output Specifications All specifications apply over specified input voltage, output load and temperature range, unless otherwise noted. Parameter Output Voltage Setpoint Accuracy Output Current* Line Regulation Load Regulation Total output voltage regulation Remote Sense Headroom Dynamic Regulation Peak Deviation Settling ...

Page 4

... Characteristic Curves Output current, A Figure 1. QLS20ZG Efficiency vs. Output Load Output current, A Figure 2. QLS25ZE Efficiency vs. Output Load Output current, A Figure 3. QLS25ZE Efficiency vs. Output Load SEP 12, 2003 revised to OCT 26, 2006 QLS25 DC-DC Series Data Sheet 4 3.5 3 2.5 2 1.5 36V 1 48V 0.5 75V Figure 4. QLS20ZG Input Characteristic 3 ...

Page 5

Typical Application Figure 7 shows the recommended connections for the QLS25 Series converter. Figure 7. Typical application of QLS25 Series The QLS25 Series converters do not require any external components for proper operation. However, if the distribution of the input ...

Page 6

... A and B are constants from the table below, and ΔV is the absolute value of the desired change in the output voltage in Volts. Model Trim QLS20ZG 3.77 6.81 QLS25ZE 2.07 3.92 QLS25ZD 1.27 3.92 Industry Standard Positive Trim (suffix –T) The -T option units trim up with a resistor from the TRIM pin to the +Sense pin and trim down with a resistor from the TRIM pin to the – ...

Page 7

... Ambient Temperature (°C) Figure 10. QLS20ZG (5V) Derating Curves SEP 12, 2003 revised to OCT 26, 2006 QLS25 DC-DC Series Data Sheet 100LFM 200LFM 5 300LFM 400LFM Ambient Temperature (C) Figure 11 ...

Page 8

Mechanical Drawing Tolerances: .xx + .020 (.5) .xxx + .010 (.25) Pin Diameter + 0.002 (.05) Ordering Information Options Suffixes to add to part number Remote ON/OFF Positive- Standard, no suffix required Negative- Add “N” suffix Trim Negative- No suffix ...

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