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FS2540-7EPD4T

更新时间： 2024-02-04 05:55:42
品牌 Logo 应用领域
BEL 电源电路
页数 文件大小 规格书
33页 438K
描述
DC-DC Regulated Power Supply Module, 2 Output, Hybrid, HEAT SINK, METAL, CASE S02, MODULE

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FS2540-7EPD4T 技术参数

是否无铅：含铅是否Rohs认证：不符合
生命周期：Obsolete零件包装代码：MODULE
包装说明：,Reach Compliance Code：compliant
ECCN代码：EAR99风险等级：5.8
Is Samacsys：N模拟集成电路 - 其他类型：DC-DC REGULATED POWER SUPPLY MODULE
最大输入电压：35 V最小输入电压：8 V
标称输入电压：15 VJESD-30 代码：R-MXMA-X
功能数量：1输出次数：1
最高工作温度：71 °C最低工作温度：-25 °C
最大输出电压：5.13 V最小输出电压：5.07 V
标称输出电压：5.1 V封装主体材料：METAL
封装形状：RECTANGULAR封装形式：MICROELECTRONIC ASSEMBLY
峰值回流温度（摄氏度）：NOT SPECIFIED认证状态：Not Qualified
表面贴装：NO技术：HYBRID
温度等级：COMMERCIAL EXTENDED端子形式：UNSPECIFIED
端子位置：UNSPECIFIED处于峰值回流温度下的最长时间：NOT SPECIFIED
最大总功率输出：100 W微调/可调输出：NO
Base Number Matches：1

FS2540-7EPD4T 数据手册

 浏览型号FS2540-7EPD4T的Datasheet PDF文件第26页浏览型号FS2540-7EPD4T的Datasheet PDF文件第27页浏览型号FS2540-7EPD4T的Datasheet PDF文件第28页浏览型号FS2540-7EPD4T的Datasheet PDF文件第30页浏览型号FS2540-7EPD4T的Datasheet PDF文件第31页浏览型号FS2540-7EPD4T的Datasheet PDF文件第32页 
S Series Data Sheet  
100 Watt AC-DC and DC-DC Converters  
Option V: ACFAIL Signal (VME)  
Formula for the external input capacitor:  
2 • P • (t + 0.3 ms) • 100  
Available only for models with V = 5.1 V.  
o
This option defines an undervoltage monitoring circuit for the  
input and main output voltage. It generates an ACFAIL signal  
(V signal) which conforms to the VME standard.  
o
h
C
= –––––––––––––––––––––– – Ci min  
i ext  
2
2
η • (V  
ti  
– V  
)
i min  
The low state level of the ACFAIL signal is specified at a sink  
where as:  
current of I ≤ 48 mA to V ≤ 0.6 V (open-collector output of an  
V
V
Ci min = internal input capacitance [mF]  
NPN transistor). The pull-up resistor feeding the open-collector  
output should be placed on the VME backplane.  
Ci ext = external input capacitance [mF]  
P
= output power [W]  
o
After the ACFAIL signal has gone low, the VME standard  
η
h
= efficiency [%]  
= hold-up time [ms]  
requires a hold-up time (t of at least 4 ms before the 5.1 V  
h)  
t
output drops to 4.875 V when the output is fully loaded. The  
hold-up time is provided by the internal input capacitance.  
Consequently, the working input voltage and the threshold level  
1
Vi min = minimum input voltage [V]  
Vti = threshold level [V]  
(V should be adequately above the minimum input voltage  
ti)  
1
Min. input voltage according to Electrical Input Data. For output voltages  
(V  
of the converter so that enough energy is remaining in  
i min)  
the input capacitance. If the input voltage is below the required  
level, an external hold-up capacitor (C ) should be added.  
V
> V  
, the minimum input voltage increases proportionally to  
o
o nom  
.
o nom  
V /V  
o
i ext  
Remarks:  
Option V2 and V3 can be adjusted by potentiometer to a threshold  
level between V and V . A decoupling diode should be  
Formula for threshold level for desired value of t :  
h
i min  
i max  
2 • Po • (t + 0.3 ms) • 100  
h
connected in series with the input of AS - FS converters to avoid  
the input capacitance discharging through other loads connected  
to the same source voltage.  
2
V =  
ti  
––––––––––––––––––––– + V  
i min  
C
• η  
i min  
Table 22: Available internal input capacitance and factory potentiometer setting of V with resulting hold-up time  
ti  
Types  
AS  
0.83  
9.5  
BS  
FS  
1.2  
39  
CS  
0.66  
39  
DS  
0.26  
61  
ES  
0.21  
97  
LS  
0.21  
120  
6.4  
Unit  
mF  
C
0.3  
i min  
V
19.5  
0.1  
VDC  
ms  
t i  
t
0.1  
5.3  
1.9  
1.8  
4.3  
h
V + V . The threshold level Vti is either adjustable by  
Option V operates independently of the built-in input  
undervoltage lockout circuit. A logic "low" signal is generated at  
pin 20 as soon as one of the monitored voltages drops below the  
preselected threshold level Vt. The return for this signal is Vo1–.  
t
h
potentiometer, accessible through a hole in the front cover,  
or adjusted during manufacture to a determined customer  
specified value.  
The V output recovers when the monitored voltage(s) exceed(s)  
Versions V0, V2, and V3 are available as shown below.  
Table 23: Undervoltage monitor functions  
V output  
(VME compatible)  
Monitoring  
Minimum adjustment range  
of threshold level V  
Typical hysteresis V [% of V ]  
h
t
for V  
- V  
t
t min  
t max  
V
V
V
V
V
V
ho  
i
o1  
no  
ti  
to  
hi  
1
–
V2  
V3  
V0  
yes  
V
V
- V  
- V  
3.4 - 0.4  
3.4 - 0.4  
3.4 - 0.4  
3.4 - 0.4  
–
i min  
i max  
1
2
2
yes  
yes  
yes  
yes  
no  
0.95 - 0.985 V  
–
"0"  
i min  
i max  
o1  
3, 4  
3, 4  
V
V
- V  
- V  
–
i min  
i min  
i max  
i max  
yes  
0.95 - 0.985 V  
"0"  
o1  
1
Threshold level adjustable by potentiometer.  
2 Fixed value between 95% and 98.5% of V (tracking).  
o1  
3 Adjusted at I  
.
o nom  
4
Fixed value, resistor-adjusted ( 2% at 25 °C) acc. to customer's specifications; individual type number is determined by Power-One.  
APR 26, 2006 revised to SEP 25, 2006  
Page 29 of 33  
www.power-one.com  
1...2627282930313233

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