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參數(shù)資料
| 型號： | VRAF-08AT5E |
| 廠商： | BEL FUSE INC |
| 元件分類： | 電源模塊 |
| 英文描述： | DC-DC REG PWR SUPPLY MODULE |
| 封裝： | ROHS COMPLIANT, MODULE 5 PIN |
| 文件頁數(shù)： | 3/8頁 |
| 文件大小： | 176K |
| 代理商： | VRAF-08AT5E |
Bel Fuse Inc.
206 Van Vorst Street, Jersey City, NJ 07302
Tel 201-432-0463
Fax 201-432-9542
www.belfuse.com
3
NON-ISOLATED DC/DC CONVERTERS
12 Vdc Input Vddq/2 / 8 A Output
Nov. 10, 2010
Bel Power Inc., a subsidiary of Bel Fuse Inc.
Output Specifications (continued)
Parameter
Min
Typ
Max
Unit
Notes
Overshoot at Turn on
-
0
3
%
Output Capacitance
0
-
2200
uF
Transient Response
Overshoot
-
100
200
50
200
50
mV
△
V50%~100%
of Max Load
Settling Time
-
20
uS
Overshoot
-
100
mV
△
V100%~50%
of Max Load
Settling Time
-
20
uS
di/dt=0.3 A/uS; V
O
=0.9 V; Vin12 V;
and with a 22 uF / 6.3 V ceramic
capacitor at the output.
Note:
All specifications are typical at Vin =12 V, Vddq=1.8 V, Io=8 A, Ta= 25°C unless otherwise stated.
General Specifications
Parameter
Min
Typ
Efficiency
68
69
Max
-
Unit
%
Notes
Vin=12 V, Vddq=1.8 V, Io=8 A
Switching Frequency
260
300
340
kHz
Weight
-
2.5
-
g
MTBF
6,416,286
hours
Calculated Per Bell Core SR-332 (I
O
=
80% load; Vin=12 V; T
a
= 25
°
C)
Dimensions
Inches (L
×
W
×
H)
Millimeters (L
×
W
×
H)
0.65 x 0.41 x 0.40
16.51 x 10.41 x 10.16
-
Note
: All specifications are typical at 25
°
C
unless otherwise stated.
Control Specifications
Parameter
Min
Output Enable
Typ
Max
Unit
Notes
ENABLE High
2
-
5.5
V
ENABLE Low
0
-
0.8
V
Enable Pin open, the module is off.
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