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| 型號(hào)： | LQD40A48-3V3-1V8 |
| 元件分類： | 電源模塊 |
| 英文描述： | 2-OUTPUT 102 W DC-DC REG PWR SUPPLY MODULE |
| 文件頁(yè)數(shù)： | 25/28頁(yè) |
| 文件大?。?/td> | 462K |
| 代理商： | LQD40A48-3V3-1V8 |
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SXA10 Series
| 60W DC/DC
Quarter-Brick Dual Series
| 40A DC/DC
High Efficiency, High Current, Low Profile DC/DC Converters
6
Input Characteristics
LQD40A48-3V3-1V2 Model
Electrical Characteristics - O/P
LQD40A48-3V3-1V2 Model
Characteristic
Symbol
Min
Typ
Max
Units
Notes and Conditions
Nominal set-point voltage
Vo (nom) 1.2V
1.18
1.2
1.22
V DC
Vin = Vin (nom);
Vo (nom) 3.3V
3.25
3.30
3.35
V DC
Iout = Iout (nom)
Total regulation band
Vo 1.2V
1.16
1.24
V DC
For all line, static load and
Vo 3.3V
3.20
3.40
V DC
temperature until end of life
Line regulation
Vo 1.2V
0.8
%
Iout = Iout (nom); Vin (min) to
Vo 3.3V
0.5
%
Vin (max)
Load regulation
Vo 1.2V
0.8
%
Vin = Vin (nom); Iout (min) to
Vo 3.3V
0.5
%
Iout (max)
Temperature regulation
0.005
0.01
±%/C
Vin = Vin (nom); Iout = Iout (max)
Output current continuous
Iout 1.2V
0
20
A DC
Iout 3.3V
0
20
A DC
Output current - short circuit
Isc 1.2V
8
A rms
Continuous, unit auto recovers
Isc 3.3V
8
A rms
from short, Vo < 100mV.
See Application Note 137
Load transient response -
Vdynamic 1.2V
40
75
mV
Peak deviation for 50% to 75%
peak deviation
Vdynamic 3.3V
40
75
mV
step load, di/dt = 100mA/sec
Load transient response -
Trecovery
20
50
sec
Settling time to within 1% of
recovery
output set point voltage for 50%
to 75% load step
External load capacitance
Cext 1.2V
0
3,300
F
Higher load capacitance values
Cext 3.3V
0
3,300
F
may be possible. Contact
Artesyn Technologies for details
Output voltage - noise
Vp-p
30
50
mV p-p
Measurement bandwidth 20MHz.
Vrms
10
15
mV rms
See Application Note 137 for
measurement set-up details.
Characteristic
Symbol
Min
Typ
Max
Units
Notes and Conditions
Input current - operating
Iin
2.08
A DC
Vin = Vin (nom); Iout = Iout
(max.); Vo = Vo (nom)
100% load on each output
Input current - maximum
Iin (max.)
3.00
A DC
Vin = Vin (min); Iout = Iout
(max.); Vo = Vo (nom),
100% load on each output
Input capacitor ripple current
Iin (ripple)
30
mA RMS
Iout = Iout (max.), measured
60
mA pk-pk with external Filter. See
Application Note 137 for details
Reflected ripple current
Iin (ref)
2
mA RMS
Iout = Iout (max.), measured
5
mA pk-pk with external Filter. See
Application Note 137 for details
Input capacitance -
Cinput
3F
Internal to converter
internal filter
Input capacitance -
Cbypass
33
F
Recommended customer
external bypass
added capacitance, <0.7 Ohm
ESR
File Name: lf_quarter_brick_d_perform.pdf Rev: 13 Oct 2004
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| LQD40A48-3V3-1V8AJ | 功能描述:DC/DC轉(zhuǎn)換器 1.8V/3.3V 1/4-Brick RoHS:否 制造商:Murata 產(chǎn)品: 輸出功率: 輸入電壓范圍:3.6 V to 5.5 V 輸入電壓（標(biāo)稱）: 輸出端數(shù)量:1 輸出電壓（通道 1）:3.3 V 輸出電流（通道 1）:600 mA 輸出電壓（通道 2）: 輸出電流（通道 2）: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體尺寸: |
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| LQD40A48-3V3-1V8J | 制造商:EMERSON-NETWORKPOWER 制造商全稱:Emerson Network Power 功能描述:Quarter-Brick Series |
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