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Moteur de recherche de fiches techniques de composants électroniques |
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Moteur de recherche de fiches techniques de composants électroniques |
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L6228Q Fiches technique(PDF) 8 Page - STMicroelectronics |
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L6228Q Fiches technique(HTML) 8 Page - STMicroelectronics |
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8 / 32 page  Electrical characteristics L6228Q 8/32 fCLK Clock frequency 100 kHz tS(MIN) Minimum set-up time(5) 1µs tH(MIN) Minimum hold time (5) 1µs tR(MIN) Minimum reset time (5) 1µs tRCLK(MIN) Minimum reset to clock delay time (5) 1µs tDT Dead time protection 0.5 1 µs fCP Charge pump frequency Tj = -25 °C to 125 °C (1) 0.6 1 MHz PWM comparator and monostable IRCA, IRCB Source current at pins RCA and RCB VRCA = VRCB = 2.5 V 3.5 5.5 mA Voffset Offset voltage on sense comparator VREFA, VREFB = 0.5 V ±5 mV tPROP Turn OFF propagation delay (6) 500 ns tBLANK Internal blanking time on SENSE pins 1 µs tON(MIN) Minimum on time 2.5 3 µs tOFF PWM recirculation time ROFF = 20 kΩ; COFF = 1 nF 13 µs ROFF = 100 kΩ; COFF = 1 nF 61 µs IBIAS Input bias current at pins VREFA and VREFB 10 µA Over current protection ISOVER Input supply overcurrent protection threshold Tj = -25 °C to 125 °C (1) 2.8 A ROPDR Open drain ON resistance I = 4 mA 40 60 W tOCD(ON) OCD turn-on delay time (7) I = 4 mA; CEN < 100 pF 200 ns tOCD(OFF) OCD turn-off delay time (7) I = 4 mA; CEN < 100 pF 100 ns 1. Tested at 25 °C in a restricted range and guaranteed by characterization 2. See Figure 3. 3. See Figure 4. 4. See Figure 5. 5. See Figure 6. 6. Measured applying a voltage of 1 V to pin SENSE and a voltage drop from 2 V to 0 V to pin VREF. 7. See Figure 7. Table 5. Electrical characteristcs (continued) (TA = 25 °C, Vs = 48 V, unless otherwise specified) Symbol Parameter Test condition Min Typ Max Unit |
Numéro de pièce similaire - L6228Q |
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Description similaire - L6228Q |
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