SI9912 Vishay Siliconix, SI9912 Datasheet
SI9912
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SI9912 Summary of contents
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... D Standard-Synchronous Converters D High Frequency Switching Converters driver. When disabled, the quiescent current of the driver is less than 5 mA. The Si9912 is available in both standard and lead (Pb)-free, 8-pin SOIC packages for operation over the industrial operation range (−40_C to 85_C). AND TRUTH TABLE BOOT ...
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... Si9912 Vishay Siliconix ABSOLUTE MAXIMUM RATINGS (T Parameter Low Side Driver Supply Voltage Input Voltage on IN Shutdown Pin Voltage Bootstrap Voltage High Side Driver (Bootstrap) Supply Voltage Operating Junction Temperature Range Storage Temperature Range Power Dissipation (Note a and b) Thermal Impedance Lead Temperature (soldering 10 Sec) Notes a ...
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... S t OUT − 10% f(OUTH 50% 50% t pdh(OUTL) t f(OUTL) 10 pdl OUTH) t r(OUTH) 90% 90% 10% 10% Vishay Siliconix Limits Min Typ Max −0 0.4 S −0.4 0 90% 10% t r(OUTL) t pdl(OUTL) t f(OUTH) Si9912 a Unit www.vishay.com 3 ...
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... Temperature Range −40 to 85_C V S OUT H See Figure 1 OUT Package Bulk Tape and Reel Tape and Reel Board Type Surface Mount Driver Off Switch Delay C = Si4412DY L See Figure 1 Si9912 tr, tf, tpd Document Number: 71311 S-40134—Rev. B, 16-Feb-04 ...
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... A −3 −4 −5 See Figure 3 −6 4.0 4.5 5.0 Supply Voltage (V) Document Number: 71311 S-40134—Rev. B, 16-Feb-04 100 1000 1.5 A 5.0 5.5 6 5.5 6.0 Si9912 Vishay Siliconix Rise and Fall Time vs. C LOAD 50 See Figure r(OUTH f(OUTL r(OUTL 0 Load Capacitance (nF) V vs. Supply OUT(H− ...
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... 1 100 Under Voltage Lockout Function The Si9912 has an internal under-voltage lockout feature to prevent driving the MOSFET gates when the supply voltage (at ) will not less than the under-voltage lockout specification This prevents the output MOSFETs from being turned UVL on without sufficient gate voltage to ensure they are fully on ...
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... OUT GND BOOT 0 OUT L 4 Si9912 C2 0.1 mF Si9912 Vishay Siliconix + Si4412 L1 GND LOAD Q2 Si4412 GND GND www.vishay.com 7 ...
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... C LOAD Input 5 C LOAD C8 C2 0.1 mF FIGURE OUT BOOT GND OUT SD L ISRC Si9912 C2 0.1 mF GND Load Test Schematic Circuit Used to Measure Driver Output Impedance Document Number: 71311 S-40134—Rev. B, 16-Feb-04 ISRC ...