Overview
The TPS40211-Q1 is a wide-input voltage, non-synchronous boost controller produced by Texas Instruments. This device is designed for various power conversion topologies, including boost, flyback, SEPIC, and LED driver applications. It features a wide input operating voltage range of 4.5 V to 52 V, making it versatile for different power supply requirements. The TPS40211-Q1 is AEC-Q100 qualified, ensuring its suitability for automotive applications with an ambient operating temperature range of –40°C to 125°C. It also supports functional safety system design with available documentation.
Key Specifications
| Parameter | Test Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Voltage Range | VDD | –0.3 | 52 | V | |
| Operating Junction Temperature | TJ | –40°C | 150°C | °C | |
| Feedback Voltage Range (TPS40211-Q1) | COMP = FB, 4.5 ≤ VDD ≤ 52 V, TJ = 25°C | 254 | 260 | 266 | mV |
| Operating Current (No Switching) | 4.5 ≤ VDD ≤ 52 V, VDIS < 0.8 | 1.5 | 2.5 | mA | |
| Turn-On Threshold Voltage | VUVLO(on) | 4 | 4.25 | 4.5 | V |
| Gate Driver Source Current | VGDRV = 4 V, TJ = 25°C | 375 | 400 | mA | |
| Junction-to-Ambient Thermal Resistance | RθJA | 67.2 | °C/W |
Key Features
- Wide input operating voltage range: 4.5 V to 52 V
- Adjustable oscillator frequency and fixed-frequency current-mode control
- Internal slope compensation and integrated low-side driver
- Programmable closed-loop soft start and overcurrent protection with automatic retry
- External synchronization capability
- Reference voltage: 260 mV for TPS40211-Q1
- Low-current disable function
- AEC-Q100 qualified for automotive applications with device temperature grade 1: –40°C to 125°C
- Functional Safety-Capable with documentation available to aid functional safety system design
Applications
- Infotainment and cluster applications in automotive systems
- Automotive body electronics (lighting)
- HEV/EV and powertrain applications
- LED lighting systems
- Industrial control systems
- Battery-powered systems
Q & A
- What is the input voltage range of the TPS40211-Q1?
The input voltage range is 4.5 V to 52 V.
- What are the key applications of the TPS40211-Q1?
The device is used in infotainment and cluster applications, automotive body electronics, HEV/EV and powertrain, LED lighting, industrial control systems, and battery-powered systems.
- Is the TPS40211-Q1 suitable for automotive applications?
- What is the reference voltage for the TPS40211-Q1?
The reference voltage is 260 mV.
- Does the TPS40211-Q1 support programmable soft start?
- What type of control does the TPS40211-Q1 use?
- Is the TPS40211-Q1 capable of external synchronization?
- What is the junction-to-ambient thermal resistance of the TPS40211-Q1?
- Does the TPS40211-Q1 have overcurrent protection?
- Is the TPS40211-Q1 functional safety capable?
