ACPL-31JT Automotive 2.5-Amp MOSFET Gate Drive Optocoupler with Integrated Desat Over Current Sensing, Miller Current Clamping and Under Voltage Lock-Out Feedback Data Sheet Description Features The Broadcom automotive 2.5-amp gate drive optocoupler Qualified to AEC-Q100 Grade 1 test guidelines features fast propagation delay with excellent timing skew Automotive temperature range: 40C to +125C performance. Smart features that are integrated to protect the Common mode rejection (CMR): >50kV/s at V = 1500V CM MOSFET include desaturation sensing with shutdown High noise immunity protection and fault feedback, under voltage lockout and Miller current clamping feedback, and active Miller current clamping. This full-featured Direct LED input with low input impedance and low and easy-to-implement gate drive optocoupler comes in a noise sensitivity compact, surface-mountable SO-16 package for space-savings. It is ideally designed for driving power MOSFETs used in AC-DC Negative gate bias and DC-DC converters and satisfies automotive AEC-Q100 Peak output current: 2.5A maximum. semiconductor requirements. Miller clamp sinking current: 1.9A maximum 2 Broadcom R Coupler isolation products provide reinforced Wide operating voltage: 12V to 20V insulation and reliability that delivers safe signal isolation Propagation delay: 250 ns maximum critical in automotive and high temperature industrial Dead time distortion: 100 ns to +15 ns applications. Integrated fail-safe MOSFET protection Desat sensing, turn-off protection, and fault feedback Functional Diagram Under voltage lock-out protection (UVLO) with feedback SO-16 package with 8-mm clearance and creepage Figure 1 ACPL-31JT Functional Diagram Regulatory approvals: VE VCC2 UL1577, CSA 13 12 EC/EN/DIN EN 60747-5-5 15 LED2+ VCC1 3 UVLO Applications 5 /UVLO Input Automotive isolated MOSFET gate drive Driver 14 DESAT /FAULT 6 Automotive DC-DC converter Over Output Current Switching power supplies Driver VEE1 1 11 VO CAUTION It is advised that normal static precautions be taken in handling and assembly of this 10 CLAMP 7 AN component to prevent damage and/or 8 CA Miller Control degradation that may be induced by ESD. The 9 16 components featured in this data sheet are not VEE2 VEE2 to be used in military or aerospace applications or environments. Broadcom - 1 -ACPL-31JT Data Sheet Ordering Information Option IEC/EN/DIN EN Part Number Package Surface Mount Tape and Reel Quantity 60747-5-5 (RoHS Compliant) ACPL-31JT -000E SO-16 X X 45 per tube ACPL-31JT -500E X X X 850 per reel To order, choose a part number from the Part Number column and combine with the desired option from the RoHS Compliant column to form an order entry. Example 1: ACPL-31JT-500E to order product of SO-16 Surface Mount package in Tape and Reel packaging with IEC/EN/DIN EN 60747-5-5 Safety Approval in RoHS compliant. Option data sheets are available. Contact your Broadcom sales representative or authorized distributor for information. Broadcom - 2 -