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參數(shù)資料
| 型號(hào)： | QMS14DG |
| 廠商： | POWER-ONE INC |
| 元件分類： | 電源模塊 |
| 英文描述： | 1-OUTPUT 70 W DC-DC REG PWR SUPPLY MODULE |
| 封裝： | MODULE-8 |
| 文件頁數(shù)： | 16/20頁 |
| 文件大?。?/td> | 453K |
| 代理商： | QMS14DG |
MCD10143 Rev.1.0, 27-Jan-10
Page 5 of 20
www.power-one.com
QMS DC-DC Series Data Sheet
Wide-Range Input, 70 to 82W Quarter-Brick Converters
Output Specifications (Cont’d)
All specifications apply over specified input voltage, output load, and @ 40
OC ambient temperature, unless
otherwise noted.
QMS14DG: 5V / 14A
Parameter
Conditions/Description
Min
Nom
Max
Units
Output Voltage (Set-point)
Vi = 36 V, Io =14 A
4.925
5.0
5.075
VDC
15
mV
Line Regulation
Vi =18 V to 60 V, Io =50% Io.max
0.3
%
25
mV
Load Regulation
Vi =36V, Io.min to Io.max
0.5
%
Temperature Coefficient
-40
C < TAMB < +85 C
0.02
%/
C
4.76
5.24
VDC
Total Error Band
(Line, Load, Temperature,
Ripple, Life)
+/- 4.8
%
Output Power
1
w/ proper thermal derating
70
W
Output Current
1
w/ proper thermal derating
0
14
A
Output Current Limit Threshold
Vin = 36 V, Vo < 90%Vonom
120
160
%Iomax
50
120
mVP-P
1.0
2.4
%
Output Ripple
2
Over line and load,
-40
C < TAMB < +85 C
(DC to 20 MHz)
17
42
mVrms
Dynamic Regulation
1
Peak Deviation
Settling Time
Peak Deviation
Settling Time
75-100-75% load step change,
to 1% error band, Co=0 F
Slew = 1.0A/
s >>>
Slew = 0.1A/
s >>>
+/-250
500
+/-250
500
+/-500
1,000
+/-500
1,000
mV
s
mV
s
Efficiency
4
(TAMB=40C)
VinNOM, IO = I
RATED
92
%
Turn-on Overshoot
5
Overall input voltage, load,
and temperature conditions
5
10
%Vout
Turn-On Time
f (VIN)
5
Time from Vin=UVLO to
90% of VoutNOM
2
10
150
ms
Turn-On Time
f (On/Off)
6
Time from enable to
90% of VoutNOM
50
250
ms
Rise Time
5
From 10 to 90% of VoutNOM
3
6
ms
Admissible Load Capacitance
7
IRATED, Nom Vin
220
4,600
F
Switching Frequency
330
kHz
Notes:
1
see Figures 38 and 41
2
see Figure 19 for ripple waveform and Figure 46 for measurement method.
3
see Figures 13 and 16
4
see Figure 4
5
see Figure 7
6
see Figure 10
7
A minimum 220
F (AVX, TPSD227K010R0050) is recommended for operation over full load, line and temperature range.
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