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LF307RW

更新时间： 2024-11-09 05:41:51
品牌 Logo 应用领域
MPD 转换器
页数 文件大小 规格书
2页 215K
描述
Wide Input, 3W SMT Single & Dual Output DC/DC Converters

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LF307RW 数据手册

 浏览型号LF307RW的Datasheet PDF文件第2页 
LF300RW Series  
Wide Input, 3W SMT  
Single & Dual Output  
DC/DC Converters  
Electrical Specifications  
Specifications typical @ +25°C, nominal input voltage & rated output current, unless otherwise noted. Specifications subject to change without notice.  
Input  
Parameter  
Key Features:  
• 3W Output Power  
Conditions  
12 VDC Input  
24 VDC Input  
Min.  
4.5  
8.0  
Typ.  
6.0  
12.0  
24.0  
Max.  
8.0  
16.0  
32.0  
0.5  
Units  
• UL Approved (File E245422)  
• Wide 2:1 Inputs  
Input Start Voltage  
VDC  
48 VDC Input 16.0  
Reverse Polarity Input Current  
Short Circuit Input Power  
Input Filter  
A
mW  
• Miniature SMT Case  
• Tight Line/Load Regulation  
• 1,500 VDC Isolation  
• -40ºC to +70ºC Operation  
• 21 Standard Models  
• 1.0 MH MTBF Minimum  
• Industry Standard Pin-Out  
1,500  
π (Pi) Filter  
Output  
Parameter  
Output Voltage Accuracy  
Output Voltage Accuracy  
Line Regulation  
Conditions  
Min.  
Typ.  
0.5  
0.5  
0.1  
0.3  
50  
Max.  
1.0  
1.0  
0.3  
1.0  
75  
Units  
%
%
%
%
mV P - P  
mV P - P  
mV rms  
%
Dual Output, Balanced Load  
For Vin = Min to Max  
Iout = 20% to 100%  
Load Regulation  
Ripple & Noise (20 MHz) (Note 1)  
Ripple & Noise (20 MHz)  
Ripple & Noise (20 MHz)  
Output Power Protection  
Transient Response Time (Note 2)  
Transient Response Deviation  
Temperature Coefficient  
Output Short Circuit  
General  
100  
10  
120  
250  
2.0  
0.01  
500  
6.0  
0.02  
μS  
%
%/ºC  
25% Load Step Change  
Continuous  
Parameter  
Isolation Voltage  
Isolation Resistance  
Isolation Capacitance  
Switching Frequency  
Environmental  
Conditions  
60 Seconds  
1,000 VDC  
100 kHz, 1V  
Min.  
1,500  
1,000  
Typ.  
Max.  
Units  
VDC  
MΩ  
pF  
RoHS Compliant  
65  
300  
100  
kHz  
Parameter  
Conditions  
Min.  
Typ.  
+25  
+25  
Max.  
+71  
+90  
Units  
ºC  
ºC  
Operating Temperature Range  
Operating Temperature Range  
Storage Temperature Range  
Cooling  
Ambient  
Case  
-40  
-40  
-40  
+125  
ºC  
Free Air Convection  
RH, Non-condensing  
Humidity  
95  
%
MicroPower Direct  
292 Page Street  
Suite D  
Stoughton, MA 02072  
USA  
Physical  
Case Size  
Case Material  
Weight  
1.27 x 0.74 x 0.40 Inches (32.3 x 28.8 x 10.2 mm)  
Non-Conductive Black Plastic (UL94-V0)  
0.35 Oz (10g)  
Reliability Specifications  
Parameter  
MTBF  
Safety Standards  
Safety Approvals  
T: (781) 344-8226  
F: (781) 344-8481  
E: sales@micropowerdirect.com  
W: www.micropowerdirect.com  
Conditions  
MIL HDBK 217F, 25ºC, Gnd Benign  
Min.  
1.0  
Typ.  
Max.  
Units  
MHours  
UL 1950, EN 60950, IEC 60950  
UL, cUL; File No. E245422  
Absolute Maximum Ratings  
Parameter  
Conditions  
12 VDC Input  
24 VDC Input  
48 VDC Input  
1.5 mm From Case For 10 Sec.  
All Models  
Min.  
-0.7  
-0.7  
-0.7  
Typ.  
Max.  
25.0  
50.0  
100.0  
260  
Units  
Input Voltage Surge (1 Sec)  
VDC  
Lead Temperature  
Internal Power Dissipation  
ºC  
mW  
2500  
Caution: Exceeding Absolute Maximum Ratings may damage the module. These are not continuous operating ratings.  
12

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