DC/DC Converter - Sanken electric
Description
qSI-8000S Series
SI-8000S Series
Full-Mold, Separate Excitation Switching Type
sFeatures
• • • • • • • • Compact full-mold package (equivalent to TO220) Output current: 3.
0A High efficiency: 79 to 91% Requires only 4 external components Phase correction and output voltage adjustment performed internally Built-in reference oscillator (60kHz) Built-in overcurrent and thermal protection circuits Built-in soft start circuit (output ON/OFF control)
sApplications
• Power supplies for telecommunication equipment • Onboard local power supplies
sLineup
Part Number VO(V) IO(A) SI-8033S 3.
3 SI-8050S 5.
0 SI-8090S 9.
0 3.
0 SI-8120S 12.
0 SI-8150S 15.
0
sAbsolute Maximum Ratings
Parameter DC Input Voltage Power Dissipation Junction Temperature Storage Temperature SW Terminal Applied Reverse Voltage Thermal Resistance(junction to case) *SI-8033S: 35V Symbol VIN PD1 PD2 Tj Tstg VSW Rth(j-c) Ratings 43* 18(With infinite heatsink) 1.
5(Without heatsink, stand-alone operation) +125 –40 to +125 –1 5.
5 Unit V W W °C °C V °C/W
sRecommended Operating Conditions
Parameter DC Input Voltage Range Output Current Range Operating Junction Temperature Range Symbol SI-8033S VIN IO Tjop 5.
5 to 28 SI-8050S 7 to 40 Ratings SI-8090S 12 to 40 0 to 3.
0 –30 to +125 SI-8120S 15 to 40 SI-8150S 18 to 40 V A °C Unit
80
qSI-8000S Series
sElectrical Characteristics
Ratings Parameter SI-8000S *1 Output Voltage SI-8000SS VO Conditions Efficiency Switching Frequency Line Regulation Load Regulation Temperature Coefficient of Output Voltage Ripple Rejection Overcurrent Protection Starting Current η Conditions f Conditions ∆VOLINE Conditions ∆VOLOAD Conditions ∆VO/∆Ta RREJ Conditions IS1 Conditions 3.
1 VIN=15V Symbol SI-8033S min.
3.
17 3.
234 3.
30 3.
30 79 VIN=15V, IO=1.
0A 60 VIN=15V, IO=1.
0A 25 10 ± 0.
5 45 f=100 to 120HZ 3.
1 VIN=20V 80 30 VIN=8 to 28V, IO=1.
0A VIN=15V, IO=0.
5 to 1.
5A 3.
43 3.
366 SI-8050S 4.
80 4.
90 5.
00 5.
00 84 VIN=20V, IO=1.
0A 60 VIN=20V, IO=1.
0A 40 10 ± 0.
5 45 f=100 to 120HZ 3.
1 VIN=21V 100 40 ...
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