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参数资料
| 型号： | LES25A48-3V3 |
| 元件分类： | 电源模块 |
| 英文描述： | 1-OUTPUT 82.5 W DC-DC REG PWR SUPPLY MODULE |
| 文件页数： | 4/32页 |
| 文件大小： | 551K |
| 代理商： | LES25A48-3V3 |
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SXA10 Series
| 10W DC/DC
Eighth-Brick Series | 50A DC/DC
High Efficiency, High Current, Low Profile DC/DC Converters
12
Input Characteristics
LES25A48-2V5 Model
Electrical Characteristics - O/P
LES25A48-2V5 Model
Characteristic
Symbol
Min
Typ
Max
Units
Notes and Conditions
Input current - operating
Iin
1.46
A DC
Vin = Vin (nom); Iout = Iout
(max); Vo = Vo (nom)
Input current - maximum
Iin (max.)
1.99
A DC
Vin = Vin (min); Iout = Iout
(max); Vo = Vo (nom),
measured at converter
Input Capacitor ripple current
Iin (ripple)
70
mA RMS
Iout = Iout (max), measured
200
mA pk-pk without standard filter. See
Application Note 138
Reflected ripple current
Iin (refl)
2
mA RMS
Iout = Iout (max), measured
7.5
mA pk-pk with standard filter. See
Application Note 138
Input capacitance -
Cinput
1.75
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)
2.46
2.5
2.54
V DC
Vin = Vin (nom); Iout = Iout (nom)
Total regulation band
Vo
2.42
2.58
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
25
A DC
Output current - short circuit
Isc
10
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/sec,
90
mV
step load, di/dt = 1A/sec
Load transient response -
Trecovery
20
sec
Settling time to within 1% of
recovery
output set point voltage for 50%
to 75% load step
External load capacitance
Cext
0
10,000
F
Higher load capacitance values
may be possible. Contact Artesyn
Technologies for details
Output voltage - noise
Vp-p
25
60
mV pk-pk Measurement bandwidth 20 MHz
Vrms
520
mV rms
See Application Note 138 for
test set-up
File Name: lf_eighth_brick_performance.pdf Rev (01): 31 Mar 2004
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LES25A48-3V3E | 制造商:Johnson Components 功能描述:Module DC-DC 1-OUT 3.3V 25A 100W 8-Pin 1/8-Brick |
| LES25A48-3V3EJ | 功能描述:DC/DC转换器 DC-DC 1-OUT 3.3V 25A 100W 8-Pin 1/8-Brick RoHS:否 制造商:Murata 产品: 输出功率: 输入电压范围:3.6 V to 5.5 V 输入电压（标称）: 输出端数量:1 输出电压（通道 1）:3.3 V 输出电流（通道 1）:600 mA 输出电压（通道 2）: 输出电流（通道 2）: 安装风格:SMD/SMT 封装 / 箱体尺寸: |
| LES25A48-3V3EY | 制造商:Johnson Components 功能描述:110326 |
| LES25A48-3V3J | 制造商:EMERSON-NETWORKPOWER 制造商全称:Emerson Network Power 功能描述:DC/DC CONVERTERS |
| LES25A48-3V3RAKJ | 功能描述:DC/DC转换器 DC-DC 1-OUT 3.3V 25A 100W 8-Pin 1/8-Brick RoHS:否 制造商:Murata 产品: 输出功率: 输入电压范围:3.6 V to 5.5 V 输入电压（标称）: 输出端数量:1 输出电压（通道 1）:3.3 V 输出电流（通道 1）:600 mA 输出电压（通道 2）: 输出电流（通道 2）: 安装风格:SMD/SMT 封装 / 箱体尺寸: |
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