參數(shù)資料
型號(hào)： X7PF-20A1A0
廠商： Bel Fuse Inc.
英文描述： NON-ISOLATED DC/DC CONVERTERS 12V Input 0.9V-5.0V/20A Output
中文描述： 非隔離式DC / DC轉(zhuǎn)換器輸出12V輸入0.9V-5.0V/20A
文件頁(yè)數(shù)： 2/7頁(yè)
文件大?。?/td> 211K
代理商： X7PF-20A1A0
Bel Fuse Inc.
206 Van Vorst Street, Jersey City, NJ 07302
Tel 201-432-0463
Fax 201-432-9542
www.belfuse.com
NON-ISOLATED DC/DC CONVERTERS
12V Input
0.9V-5.0V/20A Output
Input Specifications (continued)
Parameter
Input Reflected Ripple Current (pk-pk)
Min
Typ
280mA
250mA
200mA
150mA
80mA
70mA
45mA
40mA
540uF
9.0V
7.6V
Max
350mA
320mA
280mA
250mA
120mA
100mA
80mA
60mA
-
9.5V
8.3V
Notes
Vo=5.0V
Vo=3.3V
Vo=2.5V
Vo=0.9V
-
-
-
Input Reflected Ripple Current (RMS)
Vo=5.0V
Vo=3.3V
Vo=2.5V
Vo=0.9V
-
-
-
Tested with simulated source
impedance of 1.5uH 5Hz to 20MHz,
and 2
×
270uF/16V Oscon capacitors
(ESR
≤
20 m
) at the input
External Input Capacitance
Turn-on Voltage Threshold
Turn-off Voltage Threshold
-
8.5V
7.0V
Note
: All specifications are typical at 25
°
C
unless otherwise stated.
Output Specifications
Parameter
Output Voltage Set Point
Min
Typ
-
Max
Notes
-2.5%Vo,set
2.5%Vo,set
Vin=12V, lo=lomax, full load
Over all operating input voltage, resistive
load, and temperature conditions
Output Voltage Set Point
-3.5%Vo,set
-
3.5%Vo,set
Load Regulation
Vo=5.0V
Vo=3.3V
Vo=2.5V
Vo=0.9V
-
-
-
-
-
-
-
-
0.4%Vo,set
0.4%Vo,set
0.5%Vo,set
1%Vo,set
Io=Iomin to Iomax
Line Regulation
Output Ripple and Noise (pk-pk)
-
-
-
-
-
-
-
-
-
-
0.5%Vo,set
Vin=Vinmin to Vinmax
Vo=5.0V
Vo=3.3V
Vo=2.5V
Vo=0.9V
65mV
60mV
55mV
45mV
18mV
15mV
15mV
10mV
-
-
-
5mS
0%Vo
-
-
-
80mV
75mV
70mV
55mV
25mV
25mV
20mV
15mV
20A
40A
0.1A
2
s
10mS
3%Vo
5080uF
7840uF
11000uF
Tested
680uF/6.3V Oscon capacitor (ESR
≤
12
m
), 10uF/16V Tantalum capacitor, and
10nF ceramic capacitor at the output.
at
0-20MHz
BW,
with
a
Output Ripple and Noise (RMS)
Vo=5.0V
Vo=3.3V
Vo=2.5V
Vo=0.9V
Output Current
Current Limit Threshold
Short Circuit Surge Transient
Turn on Time
Overshoot at Turn on
Output Capacitance
0A
25A
-
-
-
680uF
680uF
680uF
Vo=5.0V
Vo=2.5V
Vo=0.9V
Transient Response
50% ~ 75% Max Load
-
-
-
-
100mV
40uS
100mV
40uS
150mV
80uS
150mV
80uS
Settling Time
75% ~ 50% Max Load
Settling Time
V
O
=0.9V-
5.0V
Test conditions:
di/dt=2.5A/uS; Vin=12V; with a 680uF/6.3V
Oscon capacitor (ESR
≤
12m
),10uF/16V
Tantalum capacitor, and 10nF ceramic
capacitor at the output.
Note
: All specifications are typical at nominal input, full load at 25
°
C
unless otherwise stated.
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