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L6520TR Fiches technique(PDF) 6 Page - STMicroelectronics |
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L6520TR Fiches technique(HTML) 6 Page - STMicroelectronics |
6 / 19 page Electrical characteristics L6520, L6521 6/19 Doc ID 16998 Rev 3 4 Electrical characteristics (a) VCC = 16 V, TA = -25 °C to 85 °C, unless otherwise specified a. This is a preliminary version: all the parameters are subject to change Table 5. Electrical characteristics Symbol Pin Parameter Test condition Min. Typ. Max. Unit Supply voltage VCC VCC Operating range After turn-on (1) 10.5 VZ V VCC(ON) VCC Turn-on threshold 13.5 15 16.5 V VCC(OFF) VCC Turn-off threshold 10.5 11.5 12.5 V VZ VCC Zener voltage IZ = 2 mA 16.5 17.5 18.5 V Supply current IST-UP VCC Start-up current Before turn-on, (VCC = 13 V) 130 200 µA ICC VCC Operating supply current No load 8 10 mA IQ VCC Quiescent current IDLE mode, (2) 150 220 µA Timing and oscillator D Output duty cycle Run mode 49.5 50 50.5 % tDEAD Fixed dead time (3) 1.24 1.42 1.6 µs fRUN HB run frequency TAMB = 25° C 46 46.6 47.2 kHz 43.2 47.8 kHz fPRE Max programmable preheating frequency RFPRE = 24.9 kΩ 96 100 104 kHz tPRE Preheating time RFPRE ≥ 196 Ω, (1), (4), L6520 1.5 s RFPRE ≥ 196 Ω, (2), (4), L6521 0.8 fINS HB instant start initial frequency FPRE connected to GND, (2) 85 kHz dfIGN/dt Ignition time frequency sweep rate (4), T AMB = 25 °C -2.75 kHz/ms dfCCC/dt Frequency sweep rate after overcurrent (4), T AMB = 25 °C -500 Hz/ms IFPRE FPRE FPRE current reference TAMB = 25 °C 200 202 204 µA 192 204 tON,min HSD LSD Minimum half bridge on time TAMB = 25 °C 1 µs Half bridge drivers VOL HSD LSD Output low voltage Iload = 300 mA 3 V |
Numéro de pièce similaire - L6520TR |
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Description similaire - L6520TR |
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