[New Product Recommendation] TREX Semiconductor TR2127X with DESAT protection, single high-side 600V HVIC
2023-05-05
1. Product Overview
TREX Semiconductor launches the 600V single high-side HVIC with DESAT desaturation monitoring – TR2127X series driver IC. The single high-side 600V HVIC is suitable for parallel MOSFET motor controllers. Compared to half-bridge architecture, it facilitates PCB routing and optimizes controller design. It also features built-in DESAT overcurrent protection monitoring, ensuring high reliability of the controller.
2. Product Features
• Floating side withstand voltage up to 600V
• Power supply operating voltage 9V~20V, up to 25V maximum
• Input compatible with 3.3V/5V/15V logic levels
• Drive current: up to +4A/-6A
• Built-in DESAT overcurrent protection monitoring function
• Fault output / FLT
3. Chip Packaging
4. Application Scenarios
• Power drive for automotive electronics
• Motor control and drivers
• Household appliances
• Industrial applications and drives
• Robotics applications and drives
• Industrial automation
• Power supply systems
5. Recommended Application Circuits
6. Typical Chip Performance Parameters
Basic function test: HIN/LIN supports 3.3V/5V/15V logic levels, VCC/VBS operating voltage can reach up to 20V. Built-in DESAT overcurrent protection function eliminates the need for external comparators for overcurrent protection, simplifying customer PCB design. Includes fault output/FLT function, which can be connected to MCU for real-time overcurrent protection.
IN/OUT Functions
CS/FLT Functions
Drive current test IO+/-: TR21276 provides transient drive current up to +4/-6A, no need for external push-pull circuits, meeting the requirements for driving parallel high-current power MOSFETs.
IO+
IO-
dv/dt Test: VS floating ground can withstand CMTI disturbances of 0-50V/ns without affecting HO output.
dv/dt Test Waveform
Transient VS Negative Voltage Test: Excellent transient negative voltage resistance on VS; at 200ns pulse width, it can withstand negative voltages exceeding -150V without causing abnormal HO output or chip latch-up issues.
Transient VS Negative Voltage Test Waveform
Load Double Pulse Test: Conducted double pulse test on TR2127X chip and 600V IGBT power transistor at bus voltage 400V. At the chip's maximum operating voltage VCC=20V, it can perfectly drive the power transistor.
Load Double Pulse Test Waveform
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