LTC3713 is a low input voltage, high power, no current sense synchronous buck DC/DC controller. It features adjustable current limit, adjustable frequency, 0.8V ±1% reference voltage, etc. It is suitable for applications such as telecom cards and bus termination.
This manual describes the LTC3713 low‑input voltage, high‑power synchronous buck DC/DC controller. It highlights features such as no‑sense‑resistor operation, adjustable current limit, and support for input voltages as low as 0.8 V.
The document includes absolute maximum ratings, electrical characteristics, typical performance graphs, pin function descriptions, functional diagrams, package details, and a typical application circuit. Engineers can use it to design power supplies and understand the device’s operation and limits.
| Input Supply Voltage (VINA) range | 10 V to -0.3 V |
|---|---|
| Boosted Topside Driver Supply Voltage (BOOST) range | 42 V to -0.3 V |
| Junction Temperature (max) | 125 °C |
| Package type | 24‑Lead Plastic SSOP |
The device can tolerate an input supply voltage from 10 V down to –0.3 V.
It is supplied in a 24‑lead plastic SSOP package.
The controller operates with a duty cycle at about 200 kHz.