SA6880-S - 3.5 A / 1200 V IGBT Driver Preliminary Datasheet DPD1181 SA6880-S - Isolated 3.5 A / 1200 V IGBT Driver 1 Features 3 Description - Single-channel 1200 V isolated driver The SA6880-S is a full-featured, galvanically optimized for industrial and automotive isolated, 3.5 A / 1200 V-rated gate driver IC. This applications single-chip solution integrates features that - 3.5 A peak output current improve performance and ensure long-life in harsh - 3.75 kV input to output isolated voltage rms environments. It can be used for fast-switching - High common-mode transient immunity: drive and protection of power IGBTs, Si and SiC higher than 50 kV/s MOSFETs. The driver incorporates Solantros on- - Less than 115 ns propagation delay chip coreless transformer technology to enable 3.75 - Less than 20 ns pulse width distortion kV input to output isolated voltage and high rms - Integrated IGBT protection functions: transient immunity (>50 kV/s) as required in o IGBT soft turn-off industrial and automotive applications. o Desaturation detection (DESAT) The driver is suitable for motor control, switch o Active Miller-Current clamp mode power supply (SMPS), PFC, UPS, EV-OBC, o High Side undervoltage lockout (UVLO) industrial pumps, and traction inverter applications. protection with feedback Its short propagation delay and small timing-skew o Fault sensing/reporting to system help achieve optimum performance at higher controller (DESAT & UVLO) switching speeds when compared with other driver - TTL compatible inputs solutions available in the market. All logic pins are - Automotive temperate range TTL compatible for easy interface to standard - Bipolar or unipolar supply operation controllers and MCUs. - Wide 30 V output supply range - UL1577 certified to V = 3750 V for 60 ISO RMS The SA6880-S architecture includes several control seconds. features protecting the device in harsh industrial - IEC60747-17 and VDE 0884-10 compliant and automotive environments. These integrated features include over-current (desaturation) 2 Applications sensing with soft-shutdown protection, high-side undervoltage lockout, active Miller-Current - AC/DC motor drives clamping and fault reporting. - Air-conditioning inverters The driver supports bipolar and unipolar supply - Welding/plasma equipment voltage configurations. In a bipolar configuration, - Uninterruptible power supplies the driver is typically supplied with voltages of +18 - Battery charging systems V and -5 V. For unipolar configuration, the driver is - Automotive OBC and traction inverters typically supplied with a positive 18 V (max 32 V). - Auxiliary inverters for HEV and EV - PV solar inverters and optimizers To meet UL isolation, creepage and clearance requirements the SA6880-S is available in a standard SOIC-16W (wide-body) package. 2019 Solantro The mark Solantro is a registered trademark of Solantro Semiconductor Corp. DPD1181 v1.6 Page 1 of 20 SA6880-S - 3.5 A / 1200 V IGBT Driver Preliminary Datasheet DPD1181 18 V 12 12 V 3 VCCL VDDH C1 C2 - 5 V C4 9&16 VNEG C3 1&4 GNDL 13 VE +5 V GNDL C5 GNDH D2 5 UVLOB R3 R1 D1 14 R4 6 DESAT FAULTB R2 11 7 C OUT IP 8 10 IN GATE GNDH Figure 1- Typical application configuration Content 1 Features ................................................................................................................................................... 1 2 Applications .............................................................................................................................................. 1 3 Description ............................................................................................................................................... 1 4 Pin Configuration and Functional Diagram ................................................................................................ 3 5 Specifications ............................................................................................................................................ 4 5.1 Absolute maximum rating ..................................................................................................................... 4 5.2 Recommended operating conditions .................................................................................................... 5 5.3 Electrical characteristics ........................................................................................................................ 5 5.3.1 Power supply ............................................................................................................................ 5 5.3.2 Logic inputs and outputs .......................................................................................................... 6 5.3.3 Gate Driver output characteristics ........................................................................................... 6 5.3.4 Active Miller clamp .................................................................................................................. 7 5.3.5 Desaturation protection ........................................................................................................... 7 5.3.6 Package characteristics ............................................................................................................ 8 5.4 Insulation characteristics ....................................................................................................................... 8 5.4.1 Compliance with UL1577 ......................................................................................................... 8 6 Detailed Description ................................................................................................................................. 9 6.1 Power Supplies ...................................................................................................................................... 9 6.2 Input & Output ...................................................................................................................................... 9 6.2.1 Non-Inverting and Inverting Inputs .......................................................................................... 9 6.2.2 Rise and fall and propagation delay ....................................................................................... 10 6.2.3 FAULTB and UVLOB outputs .................................................................................................. 10 6.2.4 Driver output .......................................................................................................................... 10 6.3 Internal protection function ................................................................................................................ 10 6.3.1 Undervoltage lockout (UVLO) ................................................................................................ 10 6.4 External Protection .............................................................................................................................. 12 6.4.1 Desaturation Protection (DESAT) ........................................................................................... 12 6.4.2 Active Miller clamping ............................................................................................................ 14 7 Isolation ....................................................................................................................................................... 15 8 Common mode transient immunity .............................................................................................................. 15 9 Interlock protection and glitch filtering ........................................................................................................ 15 9.1 Interlock protection ...................................................................................................................... 15 9.2 Glitch filtering ............................................................................................................................... 17 10 SA6880-S Recommended Application Circuit .............................................................................................. 19 11 Package Outline Drawings .......................................................................................................................... 20 2019 Solantro The mark Solantro is a registered trademark of Solantro Semiconductor Corp. DPD1181 v1.6 Page 2 of 20