Overview
The TPS629206DRLR, produced by Texas Instruments, is a highly efficient, small, and highly flexible synchronous step-down DC-DC converter. It is part of the TPS6292xx family of devices, which are designed to be easy to use and support a wide range of input voltages from 3 V to 17 V. This converter is based on the advanced DCS-Control (Direct Control with Seamless Transition into power save mode) topology, combining the advantages of hysteretic, voltage mode, and current mode control. This topology ensures fast and stable operation with small external components and low-ESR capacitors.
Key Specifications
| Parameter | Min | Typical | Max | Unit |
|---|---|---|---|---|
| Input Voltage Range | 3 V | 17 V | V | |
| Output Current | 0 A | 0.6 A | A | |
| Switching Frequency | 1.0 MHz / 2.5 MHz | Hz | ||
| Output Voltage Accuracy | -1% | +1% | % | |
| Quiescent Current | 4 µA | A | ||
| High-Side MOSFET RDSON | 250 mΩ | Ω | ||
| Low-Side MOSFET RDSON | 85 mΩ | Ω | ||
| Operating Temperature Range | -40°C | 125°C | °C | |
| Package Type | SOT-5X3 (8-pin) |
Key Features
- High-efficiency DCS-Control topology with internal compensation and seamless PWM/PFM transition.
- Low quiescent current of 4 µA typical.
- Output voltage accuracy of ±1%.
- Configurable output voltage options: external divider (0.6 V to 5.5 V) and internal divider (18 options between 0.4 V and 5.5 V).
- Flexibility through the MODE/S-CONF pin: 2.5-MHz or 1.0-MHz switching frequency, forced PWM or auto (PFM) power save mode, and output discharge on/off.
- No external bootstrap capacitor required.
- Overcurrent and overtemperature protection.
- 100% duty cycle mode.
- Precise enable input and power-good output.
- Pin-to-pin compatible with the TPS629210 and TPS629203 devices.
- Small 0.5-mm pitch, 8-pin SOT-5X3 package.
Applications
- Appliances
- Building automation
- Factory automation and control
- Grid infrastructure
- Retail automation and payment
- Wireless infrastructure
Q & A
- What is the input voltage range of the TPS629206DRLR?
The input voltage range is from 3 V to 17 V.
- What are the available switching frequencies for the TPS629206DRLR?
The device can operate at either 1.0 MHz or 2.5 MHz.
- What is the typical quiescent current of the TPS629206DRLR?
The typical quiescent current is 4 µA.
- How is the output voltage configured on the TPS629206DRLR?
The output voltage can be configured using either an external divider (0.6 V to 5.5 V) or an internal divider (18 options between 0.4 V and 5.5 V).
- Does the TPS629206DRLR require an external bootstrap capacitor?
No, an external bootstrap capacitor is not required.
- What protection features are included in the TPS629206DRLR?
The device includes overcurrent and overtemperature protection.
- What is the purpose of the MODE/S-CONF pin on the TPS629206DRLR?
The MODE/S-CONF pin allows for selecting the switching frequency, enabling forced PWM or auto PFM mode, and controlling the output discharge function.
- What is the package type and size of the TPS629206DRLR?
The device is packaged in an 8-pin SOT-5X3 package with a body size of 1.60 mm × 2.10 mm.
- Is the TPS629206DRLR pin-to-pin compatible with other devices?
Yes, it is pin-to-pin compatible with the TPS629210 and TPS629203 devices.
- What is the operating temperature range of the TPS629206DRLR?
The operating temperature range is from -40°C to 125°C.
