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参数资料
| 型号： | RFB300-48S28-R4TY |
| 元件分类： | 电源模块 |
| 英文描述： | 1-OUTPUT 308 W DC-DC REG PWR SUPPLY MODULE |
| 封装： | HALF BRICK PACKAGE-9 |
| 文件页数： | 2/6页 |
| 文件大小： | 361K |
| 代理商： | RFB300-48S28-R4TY |
Rev.11.26.07
rfb300/350
2 of 6
Embedded Power for
Business-Critical Continuity
All specifications are typical at nominal input, full load at 25 °C unless otherwise stated.
External output capacitance required (See Note 4).
Specifications
ABSOLUTE MAXIMUM RATINGS
Input voltage - peak
24 Vin
-0.5-50 Vdc
(100 ms max.,
48 Vin
-0.5-100 Vdc
1.0 % duty cycle max.)
Input voltage continuous
24 Vin
-0.5-40 Vdc
48 Vin
-0.5-80 Vdc
Adjust pin voltage (with
-0.5-12 Vdc
respect to -sense pin)
OUTPUT SPECIFICATIONS
Voltage adjustability
12 Vout
7.2-13.2 Vdc
28 Vout
16.8-29.4 Vdc
Min./max. load
12 Vout
0/25 A, 0/29.2 A
28 Vout
0/11 A, 0/12.5 A
Output load capacitance
12 Vout
470 μF to 4,700 μF
(See Note 10)
28 Vout
330 μF to 3,300 μF
Rise time
(See Note 12)
5 ms typ.
INPUT SPECIFICATIONS
Input current
24 Vin
23.8 A max. @ lo max.
(See Note 3)
48 Vin RFB300
11.2 A max. @ lo max.
48 Vin RFB350
13 A max. @ lo max.
Input reflected ripple
24 Vin
12 mA (pk-pk)
(See Note 4)
48 Vin 12 V model
42 mA (pk-pk)
48 Vin 28 V model
28 mA (pk-pk)
Input capacitance -
24 Vin
39 μF
Internal filter
48 Vin
13 μF
Inrush current
(See Note 11)
2 A2s
EMC CHARACTERISTICS
Conducted emissions
EN55022
See Application Note 167
Radiated emissions
EN55022
See Application Note 167
GENERAL SPECIFICATIONS
Efficiency
24 Vin 12 V model
86%
24 Vin 28 V model
90%
Vin = Vin (nom),
48 Vin 12 V model
88%
Iout (max.)
48 Vin 28 V model
91%
Approvals and
VDE IEC60950
standards
IECEE CB, UL/cUL60950
Material Flammability
UL94V-0
Weight
0.5 inch tall version
110 g (3.88 oz.)
MTBF @ 55 °C
12 V model
1,900,000 hours min.
Telcordia SR-332 Issue 1
28 V model
2,400,000 hours min.
ENVIRONMENTAL SPECIFICATIONS
Thermal performance
Operating baseplate,
-40 °C to +100 °C
temperature
Non-operating
-40 °C to +100 °C
RC PIN ELECTRICAL INTERFACE
Open collector compatible (See AN 167 for remote ON/OFF)
RC:
ON voltage
(See Note 13)
5 V min.
Open circuit voltage
5 V min, 11 V typ
13 V max.
High level leakage current (See Note 14)
-25 μA max.
OFF voltage
(See Note 15)
1.2 V max.
Low level input current
(See Note 16)
-250 μA max.
OUTPUT
INPUT
OUTPUT
EFFICIENCY
REGULATION
MODEL
POWER
VOLTAGE
CURRENT
(TYP.)
LINE
LOAD
NUMBER (18,20)
(MAX.)
(MIN.)
(MAX.)
300 W
18-36 Vdc
7.2-13.2 Vdc
0 A
25 A
86%
±0.15%
±0.2%
RFB300-24S12Y
308 W
18-36 Vdc
16.8-29.4 Vdc
0 A
11 A
90%
±0.15%
±0.2%
RFB300-24S28Y
308 W
36-75 Vdc
16.8-29.4 Vdc
0 A
11 A
91%
±0.15%
±0.2%
RFB300-48S28Y
350 W
36-75 Vdc
7.2-13.2 Vdc
0 A
29.2 A
88%
±0.15%
±0.2%
RFB350-48S12Y(17)
350 W
36-75 Vdc
16.8-29.4 Vdc
0 A
12.5 A
91%
±0.15%
±0.2%
RFB350-48S28Y
Ordering Information
相关PDF资料 |
PDF描述 |
|---|---|
| RFB350-48S28-4 | 1-OUTPUT 350 W DC-DC REG PWR SUPPLY MODULE |
| RFB350-48S28-4 | 1-OUTPUT 350 W DC-DC REG PWR SUPPLY MODULE |
| RFB350-48S28-R5 | 1-OUTPUT 350 W DC-DC REG PWR SUPPLY MODULE |
| RFB350-48S12-R5 | 1-OUTPUT 350 W DC-DC REG PWR SUPPLY MODULE |
| RFB300-24S28-4T | 1-OUTPUT 308 W DC-DC REG PWR SUPPLY MODULE |
相关代理商/技术参数 |
参数描述 |
|---|---|
| RFB30048S28R4Y | 制造商:EMERSON-NETWORKPOWER 制造商全称:Emerson Network Power 功能描述:high efficiency, enclosed, isolated dc-dc converter |
| RFB300-48S28-R4Y | 制造商:ARTESYN 制造商全称:Artesyn Technologies 功能描述:DC-DC CONVERTERS 300-350 W Half-Brick |
| RFB300-48S28-R5 | 制造商:Emerson Network Power - Embedded Power 功能描述:DC/DC PS SGL-OUT 16.8V TO 29.4V 11A 308W 9PIN HALF-BRICK - Trays |
| RFB30048S28R5J | 制造商:EMERSON-NETWORKPOWER 制造商全称:Emerson Network Power 功能描述:high efficiency, enclosed, isolated dc-dc converter |
| RFB300-48S28-R5J | 功能描述:DC/DC转换器 308W 36-75Vin 29.4V Single 1/2 Brick RoHS:否 制造商:Murata 产品: 输出功率: 输入电压范围:3.6 V to 5.5 V 输入电压（标称）: 输出端数量:1 输出电压（通道 1）:3.3 V 输出电流（通道 1）:600 mA 输出电压（通道 2）: 输出电流（通道 2）: 安装风格:SMD/SMT 封装 / 箱体尺寸: |
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