Datasheet Automotive IPD 2ch Low Side Switch BM2LC120FJ-C Features Key Specifications (Note 1) AEC-Q100 Qualified On-state Resistance (Tj = 25 C, Typ) 120 m Built-in Over Current Protection Function(OCP) Over Current Detection Current 6 A Built-in Thermal Shutdown Function (TSD) (Tj = 25 C, Typ) Built-in Active Clamp Function Output Clamp Voltage (Min) 42 V Built-in Diagnostic Function Active Clamp Energy (Tj = 25 C) 140 mJ Direct Control Enabled from CMOS Logic IC, etc. (START) On Resistance RDS(ON) = 120 m(Typ) (when V = 5 V, I = 0.8 A, Tj = 25 C) IN OUT Monolithic Power Management IC with the Control Package W (Typ) x D (Typ) x H (Max) Block (CMOS) and Power MOS FET Mounted on a SOP-J8 4.90mm x 6.00mm x 1.65mm Single Chip (Note 1) Grade1 General Description The BM2LC120FJ-C is an automotive 2ch low side switch IC, which has built-in OCP, TSD, active clamp function. Also, diagnostic function can diagnose OCP, TSD, open load detection function (OLD). Application Driving Resistive, Inductive and Capacitive Load (Note 1) Block Diagram IN OUT Active Clamp Circuit ST TSD OCP OLD GND Figure 1. Block Diagram (Note 1) There are two blocks in this product. Product structure: Silicon monolithic integrated circuit This product is not designed to protect it from radiation. www.rohm.com TSZ02201-0GBG1G400040-1-2 2018 ROHM Co., Ltd. All rights reserved. 1/27 25.May.2020 Rev.004 TSZ22111 14 001 BM2LC120FJ-C Contents Features.......................................................................................................................................................................................... 1 General Description ........................................................................................................................................................................ 1 Application ...................................................................................................................................................................................... 1 Key Specifications ........................................................................................................................................................................... 1 Package .......................................................................................................................................................................................... 1 Block Diagram ................................................................................................................................................................................ 1 Contents ......................................................................................................................................................................................... 2 Pin Configuration ............................................................................................................................................................................ 3 Pin Description ................................................................................................................................................................................ 3 Term ................................................................................................................................................................................................ 3 Absolute Maximum Ratings ............................................................................................................................................................ 4 Recommended Operating Conditions ............................................................................................................................................. 4 Thermal Resistance ........................................................................................................................................................................ 5 Electrical Characteristics................................................................................................................................................................. 9 Typical Performance Curves ......................................................................................................................................................... 11 Measurement Circuit for Typical Performance Curves .................................................................................................................. 18 I/O Pin Truth Table ........................................................................................................................................................................ 20 Timing Chart ................................................................................................................................................................................. 20 Function Description ..................................................................................................................................................................... 22 Operational Notes ......................................................................................................................................................................... 24 Ordering Information ..................................................................................................................................................................... 25 Marking Diagram .......................................................................................................................................................................... 25 Physical Dimension and Packing Information ............................................................................................................................... 26 Revision History ............................................................................................................................................................................ 27 www.rohm.com TSZ02201-0GBG1G400040-1-2 2018 ROHM Co., Ltd. All rights reserved. 2/27 25.May.2020 Rev.004 TSZ22111 15 001