| Datenblatt-Suchmaschine für elektronische Bauteile |
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SC32300A/B.EVB Datenblatt(PDF) 4 Page - Semtech Corporation |
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SC32300A/B.EVB Datenblatt(HTML) 4 Page - Semtech Corporation |
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4 / 18 page ![]() SC32300B 4 Parameter Symbol Conditions Min Typ Max Units High-Side Driver Peak source current BST-LX=5.25V 2 A Source resistance 1.2 1.7 Ω Rise time (1) t DH_R C L = 3.3nF, BST-LX = 5.25V, LX = 5V 12 ns Peak sink current BST-LX = 5.25V 2 A Sink resistance 0.8 1.4 Ω Fall time (1) t DH_F C L = 3.3nF, BST-LX = 5.25V 8 ns Propagation delay time (1) t DH_PD From PWM input falling to DH output falling 16 ns Low-Side Driver Peak source current VDD = 5.25V 2 A Source resistance 1.1 1.7 Ω Rise time (1) t DL_R C L = 3.3nF, VDD = 5.25V 12 ns Peak sink current VDD = 5.25V 4 A Sink resistance 0.4 0.8 Ω Fall time (1) t DL_F C L = 3.3nF, VDD = 5.25V 6 ns Propagation delay time (1) t DL_PD From PWM input rising to DL output falling 16 ns PWM Input Tri-state rising threshold V PWM_PEAK = 3.3V and 5V, VDD = 5.25V 0.75 1.0 1.3 V Tri-state falling threshold V PWM_PEAK = 3.3V and 5V, VDD = 5.25V 1.7 2.1 2.5 V Tri-state voltage PWM float 1.45 V Tri-state shutdown entry delay (1) t TR_END VDD = 5.25V 303 ns Tri-state shutdown exit delay (1) t TR_EXD VDD = 5.25V 62 ns PWM sink impedance 7.5 10 14 kΩ PWM source impedance 19 26 34 kΩ Operating frequency range 4 1000 kHz Minimum pulse width at high 30 ns FCCM Input logic high Rising threshold 2.0 V Electrical Characteristics (continued) |
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