參數(shù)資料
型號(hào): QPI-8L
廠商: Vicor Corporation
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: AdvencedTCA Hot-Swap Sip With Active EMI Filter
中文描述: AdvencedTCA熱插拔有源EMI濾波器的SiP
文件頁(yè)數(shù): 5/8頁(yè)
文件大?。?/td> 268K
代理商: QPI-8L
BUS+
RC
RB
CHOLD-UP
PWRGD
BUS –
20 V
Picor Corporation www.picorpower.com
QPI-8L Data Sheet Rev. 1.0 Page 5 of 8
P
P
R
R
E
E
L
L
I
I
M
M
I
I
N
N
A
A
R
R
Y
Y
Figure 9a –
Typical ATCA System with QPI-8 with active-low enable input
(Refer to Figure 15 and QPI-AN1 application note for critical PCB layout guidelines)
Figure 9b –
Typical ATCA System with QPI-8 with active-high enable input
(Refer to Figure 15 and QPI-AN1 application note for critical PCB layout guidelines)
BUS
SUPPLY
QPI-8
CONVERTER
ENABLE A
ENABLE B
BUS+
SW
BUS-
CB
47
μ
F
CE
ROV
RUVEN
UVEN OV
PWRGD
QPI+
75K
QPI-
VIN+
ON/OFF
VIN-
CIN
CY
PCB plane under converter
VOUT+
VOUT-
CY
S
CY
RY
PE
CY
PWRGD
BUS-
Figure 9c –
Powergood controlled, auxiliary bulk storage capacitor charging circuit.
C
HOLD-UP
=
2*E
(V
PT2
– V
UVLO2
)
where:
E = Hold-up energy
V
PT
= Pre-transient voltage
V
UVLO
= Converter’s UV limit
BUS
SUPPLY
QPI-8
CONVERTER
ENABLE A
ENABLE B
BUS+
SW
BUS-
CB
47
μ
F
CE
ROV
RUVEN
UVEN OV
PWRGD
QPI+
75K
QPI-
VIN+
ON/OFF
VIN-
CIN
CY
PCB plane under converter
VOUT+
VOUT-
CY
S
CY
RY
PE
BUS-
CY
PWRGD
50K
BUS-
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