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參數(shù)資料
| 型號(hào)： | VRAH-03H1800 |
| 廠商： | BEL FUSE INC |
| 元件分類： | 電源模塊 |
| 英文描述： | 1-OUTPUT 5.4 W DC-DC REG PWR SUPPLY MODULE |
| 封裝： | ROHS COMPLIANT PACKAGE-5 |
| 文件頁數(shù)： | 2/9頁 |
| 文件大?。?/td> | 292K |
| 代理商： | VRAH-03H1800 |
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
4.5 Vdc - 32 Vdc Input
1.2 Vdc - 5.0 Vdc/3 A Output
Output Specifications
Parameter
Min
Typ
Max
Notes
Output Voltage Set Point
VO=5.0 V
VO=3.3 V
VO=2.5 V
VO=1.8 V
VO=1.5 V
Vo=1.2 V
4.900 V
3.234 V
2.450 V
1.764 V
1.470 V
1.176 V
5.0 V
3.3 V
2.5 V
1.8 V
1.5 V
1.2 V
5.100 V
3.366 V
2.550 V
1.836 V
1.530 V
1.224 V
Test conditions:
Vin=12 V, Io=50% full
load
Line Regulation
VO=5.0 V
VO=1.2 V-3.3 V
-
±10 mV
±5 mV
±15 mV
±10 mV
Load Regulation
VO=5.0 V
VO=1.2 V-3.3 V
-
±10 mV
±5 mV
±15 mV
±10 mV
Regulation Over Temperature
(-40
°C to +85 °C)
-
30 mV
50 mV
Output Current
0 A
-
3 A
Current Limit Threshold
3.3 A
-
9 A
Short Circuit Surge Transient
VO=1.2 V-5.0 V
-
0.02 A
2s
0.1 A
2s
Ripple and Noise (rms)
VO=1.2 V-5.0 V
-
25 mV
50 mV
Ripple and Noise (pk-pk)
VO=1.2 V-5.0 V
-
60 mV
100 mV
Tested with 0-20 MHz BW,
with a 220 uF tantalum
capacitor at the output.
Turn on Time
-
15 mS
50 mS
Overshoot at Turn on
-
2%
5%
Output Capacitance
220 uF
-
1200uF
Transient Response
Overshoot
-
150 mV
200 mV
50% ~ 100%
Max Load
Settling Time
-
100 uS
150 uS
Overshoot
-
150 mV
200 mV
100% ~ 50%
Max Load
Settling Time
VO=5.0 V
-
100 uS
150 uS
Overshoot
-
130 mV
180 mV
50% ~ 100%
Max Load
Settling Time
-
100 uS
150 uS
Overshoot
-
130 mV
180 mV
100% ~ 50%
Max Load
Settling Time
VO=3.3 V
-
100 uS
150 uS
Overshoot
-
100 mV
150 mV
50% ~ 100%
Max Load
Settling Time
-
50 uS
100 uS
Overshoot
-
100 mV
150 mV
100% ~ 50%
Max Load
Settling Time
VO=1.8 V
- 2.5 V
-
50 uS
100 uS
Overshoot
-
90 mV
140 mV
50% ~ 100%
Max Load
Settling Time
-
40 uS
80 uS
Overshoot
-
90 mV
140 mV
100% ~ 50%
Max Load
Settling Time
VO=1.2 V
-1.5 V
-
40 uS
80 uS
Test conditions:
di/dt = 0.5 A/uS; Vin =
12 V; with a 220 uF
Tantalum capacitor at the
output.
Note:
All specifications are typical at nominal input, full load at 25 °C unless otherwise stated.
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