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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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L99LDLH32 датащи(PDF) 1 Page - STMicroelectronics |
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L99LDLH32 датащи(HTML) 1 Page - STMicroelectronics |
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1 / 142 page  This is information on a product in full production. July 2024 DS12879 Rev 6 1/142 L99LDLH32 32-channel LED driver with automotive CAN FD Light interface Datasheet - production data Features AEC-Q100 qualified General – CAN FD Light compatible Serial Interface, Protocol Handler, Draft Specification Proposal (DSP) available from CAN in Automation (CiA) – High precision oscillator integrated, no external quartz required – QFN48L 7x7 with exposed pad – Timeout watchdog with Limp Home – Low standby current – Stand Alone/Fail Safe and Bus mode operation – Direct drive (1 Direct Input), for 1 function group supporting ASIL requirements – Widest configurability by embedded non-volatile and volatile memories – Operating supply voltage range 5.5 V – 40 V Linear Regulators section – Operating temperature range - 40°C – 150°C – 32 constant current output channels, high side configuration – Output current from 1 mA to 15 mA, parallelable outputs – Output voltage up to 35 V – Feedback voltage to external pre-regulator, to optimize the regulation voltage minimizing overall power dissipation – Current setting per channel by 8-bit DAC – Analogue dimming, 8-bit PWM channel individual exponential brightness control and 8-bit global PWM dimming – Programmable PWM frequency – Slow turn on/off time, gradual outputs delay and dithered clock, for better EMC performances Protection and diagnostic – Integrated 8-bit ADC, for full and flexible diagnostic – 1 dedicated line for fault bus – Temperature warning (1 threshold) – Over-temperature shutdown – Short circuit and open load detection and protection – Automatic LED current derating, through external NTC measurement and device junction temperature (TJ) Applications Automotive OLED Rear Lighting Automotive Ambient Lighting Figure 1. Simplified application schematic QFN48L 7x7 www.st.com VPRE_REG GND OUT0 OUT1 OUT2 OUT3 OUT4 OUT5 OUT6 OUT7 OUT8 OUT9 OUT10 OUT11 OUT12 OUT13 OUT14 OUT15 VS SYNC_I/O CS CAN_H CAN_L DIN FAULT TEST R_REF_DAC V5V V3V3 NTC VREF_PRE_REG OUT16 OUT17 OUT18 OUT19 OUT20 OUT21 OUT22 OUT23 OUT24 OUT25 OUT26 OUT27 OUT28 OUT29 OUT30 OUT31 1uF 1uF 61.9k 2.2k 100nF 100nF PWM_DC_1/2 Tr VBAT VPRE_REG CAN BUS Dr_prot 4.7k V3V3 Direct drive and diagnostic pins for Standalone/ FailSafe mode operation. (can be used also in BUS mode) Voltage reference output for Preregulation control. PWM sychronization input/output Chip select for NVM programming L99LDLH32 NTC temperature sensor - = GND |
Аналогичный номер детали - L99LDLH32 |
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Аналогичное описание - L99LDLH32 |
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