QM48T14120-NDB0G POWER ONE, QM48T14120-NDB0G Datasheet - Page 2

• Manufacturer Part Number: QM48T14120-NDB0G
• Description: DC/DC Converters & Regulators
• Manufacturer: POWER ONE
• Type: Step Downr

Specifications of QM48T14120-NDB0G

• Output Power: 168W
• Output Current: 14A
• Input Voltage: 48V
• Output Voltage: 12V
• Screening Level: Industrial
• Product Length (mm): 36.83mm
• Product Height (mm): 7.08mm
• Product Depth (mm): 58.42mm
• Mounting Style: Through Hole
• Pin Count: 8
• Number Of Outputs: 1
• Package / Case: Quarter-Brick
• Product: Isolated
• Input Voltage Range: 36 V to 75 V
• Input Voltage (nominal): 48 V
• Output Voltage (channel 1): 12 V
• Output Current (channel 1): 14 A
• Isolation Voltage: 2000 V
• Package / Case Size: Quarter Brick
• Lead Free Status / RoHS Status: Compliant
• Lead Free Status / RoHS Status: Compliant

Electrical Specifications (Common for both Non-paralleling and Paralleling Options)
Conditions: T
Additional Notes:
1
ZD-00376 Rev. 1.1.1, 19-Feb-10
Input Voltage
Operating Ambient Temperature
Storage Temperature
Isolation Characteristics
I/O Isolation
Isolation Capacitance
Isolation Resistance
Feature Characteristics
Switching Frequency
Output Voltage Trim Range
Remote Sense Compensation
Output Overvoltage Protection
Overtemperature Shutdown (PCB)
Auto-Restart Period
Turn-On Time
ON/OFF Control (Positive Logic)
ON/OFF Control (Negative Logic)
Input Characteristics
Operating Input Voltage Range
Input Under Voltage Lockout
Input Voltage Transient
Input Stand-by Current
Input No Load Current (0 load on the output)
Input Reflected-Ripple Current
Absolute Maximum Ratings
Vout can be increased up to 10% via the sense leads or up to 10% via the trim function (Vin > 40 V). However, the total output voltage trim
from all sources should not exceed 10% of V
Converter Off (logic low)
Converter On (logic high)
Converter Off (logic high)
Converter On (logic low)
Turn-on Threshold
Turn-off Threshold
A
= 25 ºC, Airflow = 300 LFM (1.5 m/s), Vi n = 48 VDC, unless otherwise specified.
Parameter
1
1
OUT
(
NOM
), in order to ensure specified operation of overvoltage protection circuitry.
Continuous
Industry-standard equations
Percent of V
Non-latching
Non-latching
Applies to all protection features
Non-latching
100 ms
Vin = 48 V, converter disabled
Vin = 48 V, converter enabled
25 MHz bandwidth
QM48T/S14120 DC-DC Converter Data Sheet
Page 2 of 20
36-75 VDC Input; 12 VDC @ 14 A Output
OUT
(
Notes
NOM
)
2000
Min
115
-40
-55
-20
-20
2.4
2.4
-20
10
36
33
31
0
Typ
300
128
125
100
1.2
48
34
32
65
20
4
3
www.power-one.com
Max
125
+10
+10
135
100
0.8
0.8
80
85
20
20
75
35
33
mA
mADC
mADC
Units
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
kHz
MΩ
ms
ms
ηF
°C
°C
°C
%
%
%
PK-PK