Overview
The LTC4217CFE#TRPBF is an integrated Hot Swap controller designed by Analog Devices Inc. This device enables safe insertion and removal of a board from a live backplane, making it ideal for applications where power must be managed dynamically. The LTC4217 integrates essential functions such as power monitoring, control, and protection, ensuring reliable operation in various power systems.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Current Limit Threshold (ILIM(TH)) | 1.9 - 2.1 | A | VFB = 1.23V |
| Gate Pin Turn-On Ramp Rate | 0.15 - 0.55 | V/ms | |
| RON (MOSFET + Sense Resistor On-Resistance) | 15 - 50 | mΩ | C-Grade, I-Grade, H-Grade |
| Auto-Retry Turn-On Delay (Internal) | 50 - 150 | ms | |
| Operating Temperature Range | 0°C to 70°C | °C | |
| Package Type | 16-Lead (5mm × 3mm) Plastic DFN |
Key Features
- Hot Swap Capability: Allows safe insertion and removal of a board from a live backplane.
- Current Limit Switches: Provides adjustable current limiting to protect against overcurrent conditions.
- Thermal Limit: Includes overtemperature protection to safeguard the device during momentary overload conditions.
- Cable Drop Compensation: Helps in maintaining stable output voltage despite cable drops.
- Digital Power System Management: Supports advanced power management features.
Applications
- General Purpose Hot Swap: Suitable for various applications requiring dynamic power management.
- Power Systems: Ideal for power monitors, control, and protection in power systems.
- High-Availability Systems: Used in systems that require continuous operation and safe board insertion/removal.
Q & A
- What is the primary function of the LTC4217CFE#TRPBF?
The primary function is to enable safe insertion and removal of a board from a live backplane, providing Hot Swap capability.
- What is the current limit threshold of the LTC4217CFE#TRPBF?
The current limit threshold is between 1.9 and 2.1 A when VFB = 1.23V.
- What is the operating temperature range of the LTC4217CFE#TRPBF?
The operating temperature range is from 0°C to 70°C.
- What type of package does the LTC4217CFE#TRPBF come in?
The device comes in a 16-Lead (5mm × 3mm) Plastic DFN package.
- Does the LTC4217CFE#TRPBF have overtemperature protection?
Yes, it includes overtemperature protection to safeguard the device during momentary overload conditions.
- What is the auto-retry turn-on delay of the LTC4217CFE#TRPBF?
The auto-retry turn-on delay is between 50 and 150 ms.
- Can the LTC4217CFE#TRPBF be used in high-availability systems?
Yes, it is suitable for high-availability systems that require continuous operation and safe board insertion/removal.
- Does the LTC4217CFE#TRPBF support cable drop compensation?
Yes, it helps in maintaining stable output voltage despite cable drops.
- What are some of the key features of the LTC4217CFE#TRPBF?
Key features include Hot Swap capability, current limit switches, thermal limit, and digital power system management.
- Where can I find more detailed specifications for the LTC4217CFE#TRPBF?
You can find detailed specifications in the datasheet available on Analog Devices' official website and other electronics component databases.
