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L6390D 数据表(PDF) 8 Page - STMicroelectronics |
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L6390D 数据表(HTML) 8 Page - STMicroelectronics |
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8 / 22 page ![]() Electrical characteristics L6390 8/22 5 Electrical characteristics 5.1 AC operation Table 7. AC operation electrical characteristics (VCC = 15 V; TJ = +25 °C) Symbol Pin Parameter Test condition Min Typ Max Unit ton 1 vs 11 3 vs 15 High/low side driver turn- on propagation delay Vout = 0 V Vboot = Vcc CL = 1 nF Vi = 0 to 3.3 V See Figure 3. 125 200 ns toff High/low side driver turn- off propagation delay 125 200 ns tsd 2 vs 11, 15 Shut down to high/low side driver propagation delay 125 200 ns tisd Comparator triggering to high/low side driver turn- off propagation delay Measured applying a voltage step from 0 V to 3.3 V to pin CP+. 200 250 ns MT Delay matching, HS and LS turn-on/off 40 ns dt 5 Dead time setting range Rdt = 0, CL = 1 nF, CDT = 100 nF 0.1 0.18 0.25 µs Rdt = 37 kΩ, CL = 1 nF, CDT = 100 nF 0.48 0.6 0.72 µs Rdt = 136 kΩ, CL = 1 nF, CDT = 100 nF 1.35 1.6 1.85 µs Rdt = 260 kΩ, CL = 1 nF, CDT = 100 nF 2.6 3.0 3.4 µs MDT Matching dead time Rdt = 0, CL = 1 nF, CDT = 100 nF 60 ns Rdt = 37 kΩ, CL = 1 nF, CDT = 100 nF 100 ns Rdt = 136 kΩ, CL = 1 nF, CDT = 100 nF 240 ns Rdt = 260 kΩ, CL = 1 nF, CDT = 100 nF 350 ns tr 11, 15 Rise time CL = 1 nF 75 120 ns tf Fall time CL = 1 nF 35 70 ns |
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