Overview
The LTC4414IMS8#TRPBF, produced by Analog Devices Inc., is a 36V, low loss PowerPath controller designed to control an external P-channel MOSFET. This device creates a near ideal diode function, enabling highly efficient OR'ing of power sources. It is particularly useful in applications requiring seamless power switchover and efficient power management.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| VIN, Operating Supply Range | VIN and/or VSENSE Must Be in This Range | 3 | - | 36 | V |
| IQFL Quiescent Supply Current at Low Supply | - | -10 | 1 | - | µA |
| VFR PowerPath Switch Forward Regulation | VIN – VSENSE, 3V ≤ VIN ≤ 36V, CGATE = 3nF | 10 | - | 32 | mV |
| VRTO PowerPath Switch Reverse Turn-Off Threshold Voltage | VSENSE – VIN, 3V ≤ VIN ≤ 36V, CGATE = 3nF | 10 | - | 32 | mV |
| Operating Temperature Range | - | -40 | - | 125 | °C |
Key Features
- Creates a near ideal diode function for efficient power switchover.
- Controls an external P-channel MOSFET.
- Low loss PowerPath controller.
- Operating supply range from 3V to 36V.
- Low quiescent supply current.
- Forward and reverse turn-off regulation.
- Wide operating temperature range from -40°C to 125°C.
Applications
- Power switchover and OR'ing of power sources.
- Hot swap controllers.
- Ideal diode bridges.
- Power system management.
- High-side switches and MOSFET drivers.
- Power-over-Ethernet (PoE) interface controllers.
Q & A
- What is the primary function of the LTC4414IMS8#TRPBF? The primary function is to control an external P-channel MOSFET to create a near ideal diode function for power switchover.
- What is the operating supply range of the LTC4414IMS8#TRPBF? The operating supply range is from 3V to 36V.
- What is the quiescent supply current of the LTC4414IMS8#TRPBF? The quiescent supply current is typically 1 µA.
- What is the forward regulation voltage of the LTC4414IMS8#TRPBF? The forward regulation voltage is typically 10 to 32 mV.
- What is the reverse turn-off threshold voltage of the LTC4414IMS8#TRPBF? The reverse turn-off threshold voltage is typically 10 to 32 mV.
- What is the operating temperature range of the LTC4414IMS8#TRPBF? The operating temperature range is from -40°C to 125°C.
- In what applications is the LTC4414IMS8#TRPBF commonly used? It is commonly used in power switchover, hot swap controllers, ideal diode bridges, and power system management.
- How does the LTC4414IMS8#TRPBF manage power switchover? It manages power switchover by controlling an external P-channel MOSFET to maintain a near ideal diode function.
- What are the benefits of using the LTC4414IMS8#TRPBF in power management systems? The benefits include low loss power switchover, low quiescent supply current, and wide operating temperature range.
- Where can I find more detailed specifications for the LTC4414IMS8#TRPBF? Detailed specifications can be found in the datasheet available on the Analog Devices website or through distributors like Digi-Key and Mouser.
