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LM3535 bảng dữ liệu(PDF) 5 Page - Texas Instruments |
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LM3535 bảng dữ liệu(HTML) 5 Page - Texas Instruments |
5 / 34 page LM3535 www.ti.com SNVS598A – AUGUST 2010 – REVISED MAY 2013 Electrical Characteristics (1)(2) (continued) Limits in standard typeface are for TA = 25°C, and limits in boldface type apply over the full operating temperature range (- 30°C to +85°C). Unless otherwise specified: VIN = 3.6V; VHWEN = VIN; VPWM = 0V;VDxA = VDxB = VDxC = 0.4V; GroupA = GroupB = GroupC = Fullscale Current; ENxA, ENxB, ENxC Bits = “1”; 53A, 62A Bits = "0"; C1 = C2 = CIN= COUT= 1.0µF. (3) Symbol Parameter Condition Min Typ Max Units 0.95 1.05 VALS ALS Reference Voltage Accuracy 1 V (-5%) (+5%) RALSA = 9.08kΩ -5 +5 RALSA = 5.46kΩ -5 +5 RALS ALS Resistor Accuracy % RALSB = 9.13kΩ -5 +5 RALSB = 5.52kΩ -5 +5 Reset 0 0.45 VHWEN HWEN Voltage Thresholds 2.7V ≤ VIN ≤ 5.5V V Normal Operation 1.2 VIN VPWM PWM Voltage Thresholds 2.7V ≤ VIN ≤ 5.5V Diodes Off 0 0.45 V Diodes On 1.2 VIN VOL-INT Interrupt Output Logic Low '0' ILOAD = 3mA 400 mV I2C Compatible Interface Voltage Specifications (SCL, SDIO) VIL Input Logic Low '0' 2.7V ≤ VIN ≤ 5.5V 0 0.45 V VIH Input Logic High '1' 2.7V ≤ VIN ≤ 5.5V 1.225 VIN V VOL SDIO Output Logic Low '0' ILOAD = 3mA 400 mV I2C Compatible Interface Timing Specifications (SCL, SDIO)(6) t1 SCL (Clock Period) See(7) 2.5 µs t2 Data In Setup Time to SCL High 100 ns t3 Data Out stable After SCL Low 0 ns SDIO Low Setup Time to SCL Low t4 100 ns (Start) SDIO High Hold Time After SCL High t5 100 ns (Stop) (6) SCL and SDIO should be glitch-free in order for proper brightness control to be realized. (7) SCL is tested with a 50% duty-cycle clock. Copyright © 2010–2013, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Links: LM3535 |
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