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参数资料
| 型号： | QMS07DH |
| 厂商： | Power-One |
| 文件页数： | 6/20页 |
| 文件大小： | 0K |
| 描述： | 19" RACK FOR 3X 48V FRONT END |
| 标准包装： | 4 |
| 系列： | * |
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 O C ambient temperature, unless
otherwise noted.
QMS07DH: 12V / 6.75A
Parameter
Output Voltage (Set-point)
Line Regulation
Load Regulation
Temperature Coefficient
Total Error Band
1
Output Power
Conditions/Description
Vi = 36 V, Io =6.75 A
Vi =18V to 60 V, Io =50% Io.max
Vi =36 V, Io.min to Io.max
-40 ? C < T AMB < +85 ? C
(Line, Load, Temperature,
Ripple, Life)
w/ proper thermal derating
Min
11.82
11.44
Nom
12.0
Max
12.18
60
0.5
60
0.5
0.02
12.56
+/- 4.7
81
Units
VDC
mV
%
mV
%
%/ ? C
VDC
%
W
Output Current
1
w/ proper thermal derating
0
6.75
A
Output Current Limit Threshold
Vin = 36 V, Vo < 90%Vonom
130
170
%Iomax
Output Ripple
2
Over line and load,
-40 ? C < T AMB < +85 ? C
(DC to 20 MHz)
120
1.0
42
200
1.67
70
mV P-P
%
mV RMS
Dynamic Regulation
4
Efficiency
3
Peak Deviation
Settling Time
Peak Deviation
Settling Time
(T AMB =40 ? C)
75-100-75% load step change,
to 1% error band, Co=0 μF
Slew = 1.0A/ ? s >>>
Slew = 0.1A/ ? s >>>
Vin NOM , I O = I RATED
+/-600
500
+/-600
500
92
+/-1,200
1,000
+/-1,200
1,000
mV
? s
mV
? s
%
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 Vout NOM
2
50
150
ms
Turn-On Time
f
(On/Off)
6
Time from enable to
90% of Vout NOM
50
250
ms
Rise Time
5
From 10 to 90% of Vout NOM
4
8
ms
Admissible Load Capacitance
7
I rated , Nom Vin
68
2,200
? F
Switching Frequency
330
kHz
see Figures 39 and 42
see Figure 20 for ripple waveform and Figure 46 for measurement method.
see Figures 14 and 17
see Figure 5
see Figure 8
see Figure 11
A minimum 68 μ F (AVX, TPSD686K020R0070) is recommended for operation over full load, line and temperature range.
Notes:
1
2
3
4
5
6
7
MCD10143 Rev.1.1, 30--Aug-10
Page 6 of 20
www.power-one.com
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