参数资料
型号: LQS80A48-2V5
元件分类: 电源模块
英文描述: 1-OUTPUT 200 W DC-DC REG PWR SUPPLY MODULE
文件页数: 27/28页
文件大小: 507K
代理商: LQS80A48-2V5
SXA10 Series
| 10W DC/DC
Quarter-Brick Series | 200W DC/DC
High Current, High Efficiency, Low Profile DC/DC Converters
8
Input Characteristics
LQS100A48-1V8 Model
Electrical Characteristics - O/P
LQS100A48-1V8 Model
Characteristic
Symbol
Min
Typ
Max
Units
Notes and Conditions
Input current - operating
Iin
4.19
A DC
Vin = Vin (nom); Iout = Iout
(max); Vo = Vo (nom)
Input current - maximum
Iin (max.)
5.65
A DC
Vin = Vin (min); Iout = Iout
(max); Vo = Vo (nom),
measured at converter
Input Capacitor ripple current
Iin (ripple)
100
mA RMS
Iout = Iout (max), measured
250
mA pk-pk without standard filter. See
Application Note 141
Reflected ripple current
Iin (refl)
6
mA RMS
Iout = Iout (max), measured
20
mA pk-pk with standard filter. See
Application Note 141
Input capacitance -
Cinput
4.3
F
Internal to converter
Internal
Input capacitance -
Cbypass
33
F
Recommended customer
External bypass
added capacitance, <0.7 ESR
Characteristic
Symbol
Min
Typ
Max
Units
Notes and Conditions
Nominal set-point voltage
Vo (nom)
1.773
1.800
1.827
V DC
Vin = Vin (nom); Iout = Iout (nom)
Total regulation band
Vo
1.746
1.854
V DC
For all line, static load and
temperature until end of life
Line regulation
0.01
0.1
%
Iout = Iout (nom), Vin (min)
to Vin (max)
Load regulation
0.02
0.2
%
Vin = Vin (nom), Iout (min) to
Iout (max)
Temperature regulation
0.02
±%/C
Vin = Vin (nom), Iout =Iout (max)
Output current continuous
Iout
0
100
A DC
Output current - short circuit
Isc
30
A rms
Continuous, unit auto recovers
from short, Vo < 100mV
Load transient response -
Vdynamic
Peak deviation for 50% to 75%
peak deviation
20
mV
step load, di/dt = 100mA/s,
60
mV
step load, di/dt = 1A/s
Load transient response -
Trecovery
20
s
Settling time to within 1% of
recovery
output set point voltage for 50%
to 75% load step
External load capacitance
Cext
0
40,000
F
Higher load capacitance values
may be possible. Contact Artesyn
Technologies for details
Output voltage - noise
Vp-p
20
60
mV pk-pk Measurement bandwidth 20MHz
Vrms
10
20
mV rms
See Application Note 141 for
test set-up
File Name: lf_quarter_brick_s_ultra.pdf Rev (01): 09 Nov 2004
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