QEB125-24S3P3 Datasheet, PDF (1/4 Pages) Power Mate Technology Co., LTD – 125 WATTS MAXIMUM OUTPUT POWER

APPLICATIONS
Wireless Network
Telecom/Datacom
Industry Control System
Distributed Power Architectures
Semiconductor Equipment
FEATURES
• 125 WATTS MAXIMUM OUTPUT POWER
• SINGLE OUTPUT UP TO 35A
• COMPACT 2.28 X 1.45 X 0.50 INCH PACKAGE
• HIGH EFFICIENCY UP TO 90%
• 2:1 WIDE INPUT VOLTAGE RANGE
• FIXED SWITCHING FREQUENCY
• INDUSTRY STANDARD FOOTPRINT
• NO MINIMUM LOAD
• ADJUSTABLE OUTPUT VOLTAGE
• UNDER-VOLTAGE LOCKOUT
• INPUT TO OUTPUT ISOLATION (BASIC INSULATION)
• CE MARK MEETS 2006/95/EC, 93/68/EEC AND 2004/108/EC
• UL60950-1, EN60950-1 AND IEC60950-1 LICENSED
• ISO9001 CERTIFIED MANUFACTURING FACILITIES
• COMPLIANT TO RoHS EU DIRECTIVE 2002/95/EC
OPTIONS
Positive logic Remote on/off, Pin length
DESCRIPTION
QEB125 single output DC/DC converters provide up to 125 watts of output power
in an industry standard quarter-brick package and footprint. These units are
specifically designed to meet the power needs of low-voltage silicon. All models
feature a wide input range, trimmable output voltage and a 35A current rating.
T E C H N I C A L S P E C I F I C A T I O N All specifications are typical at nominal input, full load and 25ºC otherwise noted
OUTPUT SPECIFICATIONS
Output power
125 Watts, max.
Voltage accuracy
Full load and Normal Vin
± 1.5%
Minimum load
0%
Voltage adjustability (Note 5)
+ 10% , -20%
Line regulation
LL to HL at Full Load
±0.2%
Load regulation
No load to Full Load
See table
Remote Sense
(Note 5)
10% of Vout
Ripple and noise
20MHz bandwidth
(Measured with a 1μF M/C and a 10μFT/C)
See table
Temperature coefficient
±0.02% / ºC, max.
Transient response recovery time
Over voltage protection threshold
(Non-latching Hiccup)
Over Current Protection threshold
25% load step change
200μS
120% Vout max.
110% ~ 140% of Iout Rated
Short circuit protection
Hiccup, automatics recovery
GENERAL SPECIFICATIONS
Efficiency
See table
Isolation voltage
Isolation resistance
Input to Output
Input to Case
Output to Case
1600VDC, min.
1000VDC, min.
1000VDC, min.
10⁷ ohms, min.
INPUT SPECIFICATIONS
Input voltage range
24V nominal input
48V nominal input
18 – 36VDC
36 – 75VDC
Input filter
L-C type
Input surge voltage 100mS max
24V nominal input
48V nominal input
50VDC
100VDC
Start up time
Nominal Vin and
constant resistive load
Power up
Remote ON/OFF
25mS, typ.
25mS, typ.
Start-up voltage
24V nominal input
48V nominal input
17VDC
34VDC
Shutdown voltage
24V nominal input
48V nominal input
15VDC
32VDC
Remote ON/OFF (Note 6)
Negative logic(Standard)
DC-DC ON
Short or 0V < Vr < 1.2V
DC-DC OFF
Open or 3V < Vr < 15V
Positive logic(Option)
DC-DC ON
Open or 3V < Vr < 15V
DC-DC OFF
Short or 0V < Vr < 1.2V
Input current of remote control pin Nominal Vin
-0.5~1.0mA
Remote off state input current
Nominal Vin
2.5mA
ENVIRONMENTAL SPECIFICATIONS
Operating base-plate temperature range (Note 7)
-40ºC to +100ºC
(with derating)
Over temperature protection
110ºC, max.
Storage temperature range
-55ºC to +125ºC
Thermal shock
MIL-STD-810F
Vibration
10~55Hz, 2G, 30minutes along X,Y and Z
Isolation capacitance
2500 pF, max. Humidity , Max , Non-Condensing
95%
Switching frequency
270 KHz, typ. EMC CHARACTERISTICS
Approvals and standard
IEC60950-1, UL60950-1, EN60950-1
Case material
Aluminum base plate
Weight (approx)
MTBF (Note 1)
BELLCORE TR-NWT-000332
MIL-HDBK-217F
42g (1.46 oz)
2.500 x 10⁶ hrs
1.257 x 10⁵ hrs
EMI (Note 8)
Radiated immunity
Fast transient (Note 9)
Surge (Note 9)
Conducted immunity
EN55022
EN61000-4-3
EN61000-4-4
EN61000-4-5
EN61000-4-6
Class A
10 V/m Perf. Criteria A
± 2KV Perf. Criteria B
± 1KV Perf. Criteria B
10 Vr.m.s Perf. Criteria A
Page 1 of 4 Issued Date：2008/05/21