Overview
The PM6680ATR is a dual synchronous step-down controller designed and manufactured by STMicroelectronics. This component is specifically engineered to provide high-efficiency power conversion, making it suitable for various high-performance applications. The PM6680ATR features a wide input voltage range of 6 V to 36 V and adjustable output voltages from 0.9 V to 5 V, ensuring flexibility in different system designs. It is packaged in a 32-pin VFQFPN (5x5) exposed pad, which is lead-free and RoHS compliant, aligning with modern environmental and regulatory standards.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer / Brand | STMicroelectronics |
| Part Number | PM6680ATR |
| Category | Integrated Circuits (ICs) > PMIC - Voltage Regulators - Special Purpose |
| Voltage - Input | 6 V ~ 36 V |
| Voltage - Output | 0.9 V ~ 5 V |
| Package / Case | 32-VFQFPN (5x5) Exposed Pad |
| Number of Outputs | 2 |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
Key Features
- High-efficiency conversion with lossless current sensing technique using low side MOSFETs.
- Adjustable output voltages from 0.9 V to 5 V for OUT1 and from 0.9 V to 3.3 V for OUT2.
- Constant on-time architecture for fast load transient response.
- Embedded voltage feed-forward for nearly constant switching frequency operation.
- Pulse skipping technique to increase efficiency at light loads.
- Selectable minimum switching frequency of 33 kHz to avoid audio noise issues.
- 5V LDO delivers up to 100 mA peak current.
- Internal 1.237 V high accuracy voltage reference.
- Soft-start internally fixed at 2ms, soft output discharge, and thermal shutdown.
- Latched OVP and UVP protection.
- Independent power good signals for each output.
Applications
- Embedded computer systems.
- FPGA system power.
- Industrial applications on 24 V systems.
- Notebook system power.
- High-performance and high-density DC/DC modules.
Q & A
- What is the input voltage range of the PM6680ATR?
The input voltage range is from 6 V to 36 V.
- What are the adjustable output voltage ranges for the PM6680ATR?
The output voltages can be adjusted from 0.9 V to 5 V for OUT1 and from 0.9 V to 3.3 V for OUT2.
- What is the package type of the PM6680ATR?
The PM6680ATR is packaged in a 32-pin VFQFPN (5x5) exposed pad.
- Is the PM6680ATR RoHS compliant?
- What is the operating temperature range of the PM6680ATR?
The operating temperature range is from -40°C to 125°C.
- What is the moisture sensitivity level (MSL) of the PM6680ATR?
The MSL is 3 (168 Hours).
- What are some key features of the PM6680ATR?
Key features include high-efficiency conversion, adjustable output voltages, constant on-time architecture, and pulse skipping technique.
- What are the typical applications of the PM6680ATR?
Typical applications include embedded computer systems, FPGA system power, industrial applications on 24 V systems, and notebook system power.
- Does the PM6680ATR have built-in protection features?
- What is the maximum quiescent power consumption of the PM6680ATR?
The maximum quiescent power consumption is 5 mW.
