Datasheet BridgeSwitch Family (Power Integrations)

ManufacturerPower Integrations
DescriptionHigh-Voltage, Self-Powered, Half-bridge Motor Driver with Integrated Device Protection and System Monitoring
Pages / Page32 / 1 — BridgeSwitch. Product Highlights. HV+. Highest Performance and Design …
RevisionI
File Format / SizePDF / 2.9 Mb
Document LanguageEnglish

BridgeSwitch. Product Highlights. HV+. Highest Performance and Design Flexibility. BPH. Drive. FAULT. /INH. System. INL. MCU. &. IPH. Control

Datasheet BridgeSwitch Family Power Integrations, Revision: I

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BridgeSwitch
Family High-Voltage, Self-Powered, Half-bridge Motor Driver with Integrated Device Protection and System Monitoring
Product Highlights HV+ Highest Performance and Design Flexibility HD
• Fully integrated half-bridge stage with up to 98% efficiency • Eliminates external heat sink at rated continuous RMS current
V HS DD BPH Drive
• 600 V N-channel power FREDFETs
XH
• Ultra-soft, fast recovery diode • Accurate instantaneous phase current information output (BRD126X)
HB SM
• Eliminates external sensing and amplification circuitry
FAULT
• Self-biased low-side and high-side drivers
/INH System LS INL Drive
• Eliminates need for auxiliary power supply
MCU & IPH Control
• Small footprint surface mount inSOP-24C package
BPL BridgeSwitch
• Exposed pads enable heat sinking through PCB • Control ed FREDFET switching speed reduces EMI
ID SG XL LS Enhanced Safety and Reliability Features
• Adustable cycle-by-cycle current limit for both FREDFETs • Fail-safe operation
HV-
PI-8314-100518 • Internal dual level thermal overload protection Figure 1. Typical 3-Phase Inverter Schematic (BRD126X). • Self-configuring system level monitoring input • Four level DC bus undervoltage • DC bus overvoltage • System temperature • Adaptive dead time • Simultaneous conduction lockout protection
Status Interface
• Bi-directional bussed open Drain single wire interface Figure 2. InSOP-24C Package (Top and Bottom Sides). • Reports status updates to system MCU • Successful power-up • Internal over-current or temperature faults
Product Family
• System level faults • Includes device identification
Product FREDFET DC Continuous Phase 3
• Status query through system MCU
Output Current1 RMS Current2
• Device fault reset through system MCU
BRD1160C / Applications BRD1260C
1.0 A 0.22 A • 2- or 3-phase high-voltage PM and BLDC motor drives
BRD1161C /
• Up to 400 W typical inverter output power
BRD1261C
1.7 A 0.50 A • Appliances including dish washers and refrigerators
BRD1163C /
• Condenser fans in high efficiency air conditioners
BRD1263C
3.0 A 0.75 A
Description BRD1165C / BRD1265C
5.5 A 1.00 A The BridgeSwitch™ family of integrated half-bridges dramatically
BRD1167C /
simplifies the development and production of high-voltage inverter
BRD1267C
11.5 A 1.33 A driven 2- or 3-phase PM or BLDC motor drives. It incorporates two high-voltage N-channel power FREDFETs with low and high-side drivers Table 1. Product Family. Notes: in a single smal -outline package. The internal power FREDFETs offer 1. Continuous DC output current per FREDFET, calculated at 25 °C case and ultra-soft and ultrafast diodes ideal y suited for hard switched inverter 125 °C junction temperature. Normal y limited by internal circuitry drives. Both drivers are self-supplied eliminating the need for an 2. Continuous phase RMS current, internal self-supply, 340 V bus, trapezoidal commutation with 12 kHz high-side PWM, PCB heat sinking with 50 °C case external auxiliary power supply. BridgeSwitch provides a unique temperature rise. instantaneous phase current output signal simplifying implementation of 3. Package: InSOP-24C. sensor-less control schemes. The low-profile, compact footprint surface cycle current limit for both FREDFETs and two level thermal overload mount package offers extended creepage distances and al ows heat protection. External system level monitoring includes DC bus sensing sinking of both power FREDFETs through the printed circuit board. with four undervoltage levels and one overvoltage level as well as BridgeSwitch offers internal fault protection functions and external driving external sensors such as an NTC. The bi-directional bussed system level monitoring. Internal fault protection includes cycle-by- single wire status interface reports observed status changes. www.power.com January 2020 This Product is Covered by Patents and/or Pending Patent Applications. Document Outline Product Highlights Description Output Power Table Pin Functional Description BridgeSwitch Functional Description Application Example PCB Design Guidelines Absolute Maximum Ratings Thermal Resistance Key Electrical Characteristics Typical Performance Characteristics inSOP-24C Package Drawing Package Marking Part Ordering and MSL Table ESD and Latch-Up Table Part Ordering Information
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