S20C45 PDF – 45V, 20A, Schottky Barrier Rectifier

A Schottky barrier rectifier, also known as a Schottky diode, is a semiconductor device that is commonly used as a rectifier in electronic circuits. It is named after the German physicist Walter H. Schottky, who first described the rectifying properties of metal-semiconductor junctions in the 1930s.

The Part Number is S20C45.

The function of this semiconductor is Schottky Barrier Rectifier.

Manufacturer: Mospec Semiconductor

Preview images :S20C45 pinout diode

Description

The S20C45 is 45V, 20A, Schottky Barrier Rectifier.

Using the Schottky Barrier principle with a Molybdenum barrier metal. These state-of-the-art geometry features epitaxial construction with oxide passivation and metal overlay contact. Ideally suited for low voltage, high frequency rectification, or as free wheeling and polarity protection diodes.

Features:

  1. Low Forward Voltage
  2. Low Switching noise
  3. High Current Capacity
  4. Guarantee Reverse Avalanche
  5. Guard-Ring for Stress Protection
  6. Low Power Loss & High efficiency
  7. 150℃ Operating Junction Temperature
  8. Low Stored Charge Majority Carrier Conduction
  9. Plastic Material used Carries Underwriters Laboratory
  10. Flammability Classification 94V-O

[…]
S20C45 rectifier datasheet

Schottky diodes find applications in various electronic circuits, such as:

  1. Power rectification: They are used as rectifiers in power supplies, where they convert alternating current (AC) to direct current (DC) by allowing current flow in only one direction.
  2. Switching applications: Their fast switching speed and low forward voltage drop make them suitable for high-frequency switching circuits, such as switching power supplies and voltage regulators.
  3. RF and microwave applications: Schottky diodes are commonly used in radio frequency (RF) and microwave circuits, including mixers, detectors, and frequency multipliers, due to their fast response and low capacitance.
  4. Voltage clamping and protection: Schottky diodes can be used as voltage clamps and protection devices in circuits to prevent voltage spikes and protect sensitive components from damage.

S20C45 PDF Datasheet


 

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TB2926CHQ PDF Datasheet – 49W x 4-ch, BTL Audio Power IC

This post explains for the Audio Power IC.

The Part Number is TB2926CHQ, TB2926.

The function of this semiconductor is 49W x 4-ch BTL Audio Power IC.

The package is ZIP 25 Pin Type

Manufacturer: Toshiba

Preview images :TB2926CHQ pdf toshiba

Description

The TB2926CHQ is a four-channel BTL power amplifier for car audio applications.

A four-channel BTL (Bridge-Tied Load) power amplifier is an audio amplifier configuration that is designed to drive four separate channels of audio using a BTL setup. BTL amplifiers are known for their ability to provide higher power output compared to single-ended amplifiers.

This IC has a pure complementary P-ch and N-ch DMOS output stage, offering maximum output power (POUT MAX) of 49 W. It includes a standby switch, mute function and various protection features.

BTL Configuration:

The Bridge-Tied Load configuration is a way to achieve higher power output by connecting the load (usually a speaker) between two amplifier outputs. In a BTL setup, each channel is essentially divided into two halves, and the load is connected between the “hot” outputs of these halves. This allows for greater voltage swing and thus higher power delivery to the load.

Features

1. Standby switch (pin 4)

2. Mute function (pin 22)

3. Output DC offset detection (pin 25)

4. Various protection features

Standby Switch (pin 4) :

The power supply can be turned on or off via pin 4 (Stby). The threshold voltage of pin 4 is
set at about 3 VBE (typ.). The power supply current is about 0.01 μA (typ.) in the standby state.

[…]

Block Diagram
TB2926CHQ pinout datasheet

TB2926CHQ PDF Datasheet

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