X7PF-20A1A0 Datasheet, PDF (2/7 Pages) Bel Fuse Inc. – NON-ISOLATED DC/DC CONVERTERS 12V Input 0.9V-5.0V/20A Output

NON-ISOLATED DC/DC CONVERTERS
12V Input 0.9V-5.0V/20A Output
Input Specifications (continued)
Parameter
Min
Input Reflected Ripple Current (pk-pk)
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
-
-
-
External Input Capacitance
-
Turn-on Voltage Threshold
8.5V
Turn-off Voltage Threshold
7.0V
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
Note: All specifications are typical at 25°C unless otherwise stated.
Notes
Tested with simulated source
impedance of 1.5uH 5Hz to 20MHz,
and 2 × 270uF/16V Oscon capacitors
(ESR ≤ 20 mΩ) at the input
Output Specifications
Parameter
Output Voltage Set Point
Output Voltage Set Point
Min
Typ
Max
Notes
-2.5%Vo,set
-
2.5%Vo,set Vin=12V, lo=lomax, full load
-3.5%Vo,set
-
3.5%Vo,set
Over all operating input voltage, resistive
load, and temperature conditions
Load Regulation
Vo=5.0V
-
Vo=3.3V
-
Vo=2.5V
-
Vo=0.9V
-
-
0.4%Vo,set
-
0.4%Vo,set Io=Iomin to Iomax
-
0.5%Vo,set
-
1%Vo,set
Line Regulation
Output Ripple and Noise (pk-pk)
Vo=5.0V
Vo=3.3V
Vo=2.5V
Vo=0.9V
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
Vo=5.0V
Vo=2.5V
Vo=0.9V
Transient Response
50% ~ 75% Max Load
Settling Time VO=0.9V-
75% ~ 50% Max Load
5.0V
Settling Time
-
-
-
-
-
-
-
-
-
0A
25A
-
-
-
680uF
680uF
680uF
-
-
-
-
-
65mV
60mV
55mV
45mV
18mV
15mV
15mV
10mV
-
-
-
5mS
0%Vo
0.5%Vo,set
80mV
75mV
70mV
55mV
Vin=Vinmin to Vinmax
Tested at 0-20MHz BW, with a
680uF/6.3V Oscon capacitor (ESR ≤ 12
mΩ), 10uF/16V Tantalum capacitor, and
10nF ceramic capacitor at the output.
25mV
25mV
20mV
15mV
20A
40A
0.1A²s
10mS
3%Vo
-
5080uF
-
7840uF
-
11000uF
100mV
40uS
100mV
40uS
150mV
80uS
150mV
80uS
Test conditions:
di/dt=2.5A/uS; Vin=12V; with a 680uF/6.3V
Oscon capacitor (ESR ≤ 12mΩ),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.
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel [phone] • Fax [phone] • www.belfuse.com