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參數(shù)資料
| 型號(hào)： | QPI-4L |
| 廠商： | Vicor Corporation |
| 元件分類： | DC/DC變換器 |
| 英文描述： | 7 Amp Active EMI Filter for 48 V DC Bus |
| 中文描述： | 7安培有源EMI濾波器的48伏直流母線 |
| 文件頁(yè)數(shù)： | 2/8頁(yè) |
| 文件大?。?/td> | 143K |
| 代理商： | QPI-4L |
Picor Corporation www.picorpower.com
QPI-4L Data Sheet Rev. 3.0 Page 2 of 8
Absolute Maximum Ratings – Exceeding these parameters may result in permanent damage to the product.
Electrical Characteristics – Parameter limits apply over the operating temp. range unless otherwise noted.
Pins
Parameter
Notes
Min
Max
Units
BUS+ to BUS-
Input voltage
Continuous
-80
80
Vdc
BUS+ to BUS-
Input voltage
100ms transient
-100
100
Vdc
BUS+/BUS- to Shield Plane
BUS inputs to Shield Hipot
Per test std.
+/-1500
Vdc
QPI+ to QPI-
Input to output current
10 seconds @ 25°C
10
Adc
Package
Power dissipation
VBUS = 48 V, IBUS = 7 Adc, 60°C
2.0
W
Package
Operating temperature
PCB to QPI Interface
-40
100
°C
Package
Thermal resistance
Free air
50
°C/W
Package
Junction temperature
Internal @ Pdmax and 15°C/W
130
°C
Package
Thermal resistance
PCB layout (see Figs. 9 & 10)
1
15
°C/W
Package
Storage temperature
-40
125
°C
Package
Re-flow temperature
20 second exposure @
212
°C
All Pins
ESD
HBM
+/-2
kV
Parameter
Notes
Min
Typ
Max
Units
BUS+ to BUS- input range
Measured at 7 A2
30
80
Vdc
BUS+ to QPI+ voltage drop
Measured at 7 A2
-120
mVdc
BUS- to QPI- voltage drop
Measured at 7 A2
30
mVdc
Common-mode insertion loss
VBUS = 48 V frequency = 500 kHz
42
dB
Differential-mode insertion loss
VBUS = 48 V frequency = 500 kHz
72
dB
Input bias current at 80 Volts
Input current from BUS+ to BUS-
8
mA
Note 1 - Refer to Figures 9 & 10 for PCB layout guidelines to achieve this thermal resistance when re-flowed onto the PCB.
Pad Designations
BUS+
BUS-
QPI+
QPI-
THERM 1
SHIELD
THERM 2
12,13,14
1,15,16
7,8,9
2,3,4
10
5,6
11
BUS-
BUS+
QPI+
SHIELD
THERM
1
THERM
2
7
8
911
12
13
16
10
14
15
1
2
3
4
5
6
QPI-
Pad Description
BUS-
Negative bus potential
BUS+
Positive bus voltage
QPI-
Negative input to the converter
QPI+
Positive input to the converter
THERM1
Internal connection must be electrically
THERM2
floating but maximize copper landing
for heat sinking.
Shield
The shield connects to the converter
shield and Y capacitor common point
through RY.
Note 2 - Refer to Figure 5 for current derating curve.
QPI-4: (bottom view)
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