LTC3130IUDC

LTC3130IUDC is a switching regulator IC from Linear Technology (now Analog Devices) used for efficient DC-DC conversion. It regulates a higher input voltage down to a lower, precise output using external components (external inductor and feedback network). The device is intended for point‑of‑load supplies, VRMs, and other embedded power applications.
Key points:
- Adjustable output via feedback divider; enable/disable control; soft-start.
- Protection: current limit, thermal shutdown, undervoltage protection.
- External inductor is required; configuration may use a catch diode or a synchronous path depending on design.
The IUDC suffix denotes a specific package/variant; check the datasheet for exact pinout and electrical specs (input range, output voltage range, current capability, switching frequency).
Note: This is a concise intro; refer to the LTC3130IUDC datasheet for detailed specifications and application notes.

Here are typical features of the LTC3130IUDC (datasheet-level highlights):
- High-efficiency DC-DC regulator with integrated switching FETs
- Wide input voltage range
- Output voltage adjustable via external resistor network (or fixed options)
- Current-mode control for fast transient response
- Fixed-frequency operation with soft-start
- Enable input and optional low-power/shutdown mode
- Overcurrent/short-circuit protection and current limit
- Overvoltage and undervoltage protection (UVLO)
- Thermal shutdown and/or thermal warning
- Power-good/status indication
- Small 8-pin IUDC package (compact footprint)
Note: exact voltage ranges, current capability, and mode options vary by device revision; consult the LTC3130IUDC datasheet for precise specifications and recommended operating conditions.

- Pin count: 28 pins.
- Function: LTC3130IUDC is a dual synchronous buck-boost DC-DC controller with two independent regulator channels. It provides gate-drive outputs for the high/low side MOSFETs, current‑mode control, soft-start, enable/shutdown, individual feedback (FB) for each channel, current/overvoltage protections, thermal shutdown, and power‑good signaling.

Manufacturer: Analog Devices, Inc. (the LTC3130 was from Linear Technology, which Analog Devices acquired in 2017).
What kind of company: A multinational semiconductor company that designs and manufactures analog, mixed-signal, and DSP ICs, including power-management, data converters, amplifiers, and related products.

LTC3130IUDC is a high-efficiency DC-DC regulator suitable for:
- Automotive power management (ECUs, body electronics)
- Portable and battery-powered systems (high efficiency, low quiescent)
- Industrial and process-control DC-DC supplies
- Telecom/network power and server infrastructure
- Solar/energy-harvesting and off-grid power systems
- Medical devices and ruggedized, compact power regulation
Any of these areas benefit from its wide input range, high efficiency, and compact footprint.

LTC3130IUDC is in a 32‑lead LQFP (leaded, RoHS) package.