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BD18341FV-ME2 Datasheet(PDF) 1 Page - Rohm |
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BD18341FV-ME2 Datasheet(HTML) 1 Page - Rohm |
1 / 39 page 〇Product structure : Silicon monolithic integrated circuit 〇This product has no designed protection against radioactive rays 1/35 ©2016 ROHM Co., Ltd. All rights reserved. www.rohm.co.jp TSZ22111・14・001 TSZ02201-0T1T0C700180-1-2 2016.04.21 Rev.002 Constant Current LED Drivers for Automotive Constant Current Controller for Automotive LED Lamps BD18340FV-M BD18341FV-M General Description BD18340FV-M/BD18341FV-M are 70V-withstanding Constant Current Controller for Automotive LED Lamps. It is able to drive at maximum 10 rows of PNP transistors. It can also contribute to reduction in the consumption power of the set as it has the integrated standby function., The IC also incorporates a highly reliable, in-built de-rating function, LED Open Detection, Short Circuit Protection and Over Voltage Mute function and LED failure input/output function. Features AEC-Q100 Qualified(Note1) LED Constant-Current Controller PWM Dimming Function LED Current De-rating Function LED Open Detection Short Circuit Protection(SCP) Over Voltage Mute Function(OVM) Disable LED Open Detection Function at Reduced-Voltage Abnormal Output Detection and Output Functions (Note1: Grade1) Applications Automotive LED Exterior Lamp (Rear Lamp, Turn Lamp, DRL/Position Lamp, Fog Lamp etc.) Automotive LED Interior Lamp (Air Conditioner Lamp, Interior Lamp, Cluster Light etc.) Typical Application Circuit Key Specifications Input Voltage Range: 4.5V to 19V FB Terminal Voltage Accuracy: 650mV ±3% @Ta = 25°C to 125°C Stand-by Current: 0µA(Typ) LED Current De-rating Accuracy: BD18340FV-M : ± 5% @VDCDIM=0.5 to 0.75V BD18341FV-M : ±12% @VDCDIM=0.5 to 0.75V Operating Temparature Range: -40°C to +125°C Package W(Typ) x D(Typ) x H(Max) SSOP-B16 5.00mm x 6.40mm x 1.35mm BD18340FV-M BD18341FV-M OP BASE FB DCDIM CRT D VIN EN PBUS SCP GND PWMOUT VREG NTC RFB1 OPM RDCDIM ROPM CVREG CCRT RCRT CD CVIN2 CVIN1 ZD1 PWM_in DC_in D1 D2 D3 CLED DISC RFB2 RLIM RDCIN SSOP-B16 Datasheet |
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