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參數(shù)資料
| 型號： | VRPG-22A1AE |
| 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)： | 4/9頁 |
| 文件大?。?/td> | 237K |
| 代理商： | VRPG-22A1AE |
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
10.8 Vdc - 13.2 Vdc Input
1.23 Vdc - 3.3 Vdc/21.5 A Output
General Specifications
Parameter
Efficiency
Min
86%
84%
82%
80%
77%
195 kHz
Typ
89%
87%
85%
83%
80%
230 kHz
Max
-
-
-
-
-
265 kHz
Notes
Vo=3.3 V
Vo=2.5 V
Vo=1.8 V
Vo=1.5 V
Vo=1.23 V
Measured at Vin=12 V, full load.
Switching Frequency
Remote Sense Compensation
(±)
-
-
10%
MTBF
602,093 hours
Calculated Per 217F (Io =17.2 A,
Vo=1.23 V; Vin=12 V; Ta = 25
℃
)
Dimensions
Inches (L
×
W
×
H)
Millimeters (L
×
W
×
H)
2.4 x 1.25 x 0.22
60.96 x 31.75 x 5.59
Weight
-
16 g
-
Note
: All specifications are typical at 25
°
C
unless otherwise stated.
Control Specifications
Parameter
Min
Remote On/Off
Typ
Max
Notes
Signal Low (Unit Off)
Signal High (Unit On)
Power Good
Power Good Delay
1
Signal Low
Signal High
0 V
2.4 V
-
-
1 V
13.2 V
Remote On/Off pin open, the module is ON.
-
-
-
-
10 mS
1 V
5 V
0 V
2.4 V
Notes
: All specifications are typical at 25
°
C
unless otherwise stated.
1. Power good delay time is the time from output voltage reaches its final regulation value to Power Good
Signal is set.
Output Trim Equation
Equation for calculating the trim resistor (in Kohm) given the desired adjusted voltage at no load (V
adj_up
) is
shown below. The R
trim_up
resistor should be connected between the Trim pin and Ground.
2537
.
_
up
adj
V
Note
:
Vadj_up is the desired adjusted Vo.
075
.
2375
.
_
=
up
trim
R
Rtrim_up
Vout
Trim
GND
Module
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