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參數(shù)資料
| 型號： | XRAH-12FXX0_07 |
| 廠商： | Bel Fuse Inc. |
| 英文描述： | NON-ISOLATED DC/DC CONVERTERS |
| 中文描述： | 非隔離式DC / DC轉(zhuǎn)換器 |
| 文件頁數(shù)： | 2/12頁 |
| 文件大小： | 508K |
| 代理商： | XRAH-12FXX0_07 |
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
3.0 Vdc - 5.5 Vdc Input
Input Specifications (continued)
Parameter
1.0 Vdc - 3.3 Vdc/12 A Output
Min
Typ
Max
Notes
Input Reflected Ripple Current (pk-pk)
-
260 mA
320 mA
Input Reflected Ripple Current (rms)
-
75 mA
120 mA
With simulated source impedance of
500 nH, 5 Hz to 20 MHz; use a
270 uF/6.3 V cap with ESR=0.03 ohm
max at 100 kHz
I
2
t Inrush Current Transient
Turn on Voltage Threshold
Turn off Voltage Threshold
Note:
All specifications are typical at 25
°
C
unless otherwise stated.
Output Specifications
Parameter
Output Voltage Set Point
-
-
0.09 A
2
s
2.1 V
2 V
0.2 A
2
s
-
2.4 V
Min
3.234 V
2.450 V
1.764 V
1.470 V
1.176 V
0.980 V
-
-
-
-
-
-
-
-
0 A
20 A
-
Typ
3.3 V
2.5 V
1.8 V
1.5 V
1.2 V
1.0 V
±
1 mV
±
2 mV
±
10 mV
±
9 mV
±
7 mV
±
6 mV
±
5 mV
±
4 mV
-
-
0.3 A
2
s
Max
3.366 V
2.550 V
1.836 V
1.530 V
1.224 V
1.020 V
±
4 mV
±
5 mV
Notes
V
O
=3.3 V
V
O
=2.5 V
V
O
=1.8 V
V
O
=1.5 V
V
O
=1.2 V
V
O
=1.0 V
Test conditions:
Vin=5 V, Io= 50% load
Line Regulation
Load Regulation
Regulation Over Temperature
(-40
°
C to +85
°
C) V
O
=3.3 V
V
O
=2.5 V
V
O
=1.8 V
V
O
=1.5 V
V
O
=1.2 V
V
O
=1.0 V
±
15 mV
±
13 mV
±
12 mV
±
11 mV
±
10 mV
±
9 mV
12 A
30 A
0.6 A
2
s
Output Current
Current Limit Threshold
Short Circuit Surge Transient
Ripple and Noise (rms)
-
12 mV
21 mV
Ripple and Noise (pk-pk)
-
50 mV
90 mV
Test conditions:
0-20 MHz BW; 1 uF ceramic
capacitor and 330 uF external
capacitor at the output.
Turn on Time
Overshoot at Turn on
Output Capacitance
Transient Response
50% ~ 100%
Max Load
100% ~ 50%
Max Load
50% ~ 100%
Max Load
100% ~ 50%
Max Load
50% ~ 100%
Max Load
100% ~ 50%
Max Load
Note:
All specifications are typical at 5 V input, full load at 25
°
C
unless otherwise stated.
-
-
5 mS
0%
-
10 mS
3%
4800 uF
330 uF
Overshoot
Settling Time
Overshoot
Settling Time
Overshoot
Settling Time
Overshoot
Settling Time
Overshoot
Settling Time
Overshoot
Settling Time
-
-
-
-
-
-
-
-
-
-
-
-
110 mV
40 uS
110 mV
40 uS
100 mV
30 uS
100 mV
30 uS
90 mV
20 uS
90 mV
20 uS
150 mV
80 uS
150 mV
80 uS
150 mV
60 uS
150 mV
60 uS
130 mV
40 uS
130 mV
40 uS
V
O
=3.3 V
V
O
=2.5 V
V
O
=1.0 V -
1.8 V
Test conditions:
di/dt=0.5A/us, Vin=5V, with
330uF external load
capacitance.
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