BAT54SW

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BAT54SW

+BOM

SchottkyD, 30V, 0.2A

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Specifications

Attribute Value
Package / Case Tape & Reel (TR)
Part Status Active
Diode Configuration 1 Pair Series Connection
Diode Type Schottky
Voltage - DC Reverse (Vr) (Max) 30 V
Current - Average Rectified(Io)(per Diode) 200mA
Voltage - Forward (Vf) (Max) @ If 1 V @ 100 mA
Speed Small Signal =< 200mA (Io), Any Speed
Reverse Recovery Time (trr) 5 ns
Current - Reverse Leakage @ Vr 3 µA @ 30 V
Operating Temperature - Junction -55°C ~ 150°C
Mounting Type Surface Mount

Overview

Description

The BAT54SW is a dual-series Schottky diode in an SOT-363 (SC-70) package, designed for high-speed switching and low-power applications. It consists of two BAT54 diodes connected in series, offering low forward voltage (~0.5V) and fast switching speeds, making it ideal for signal clamping, rectification, and protection circuits.
Key features:
- Configuration: Dual-series Schottky diodes.
- Package: SOT-363 (small footprint).
- Max Reverse Voltage: 30V.
- Forward Current: 200mA per diode.
- Low Leakage Current: <1µA.
Common uses include voltage clamping, reverse polarity protection, and RF/mixed-signal circuits. Its compact size and efficiency suit portable and space-constrained designs.
For exact specs, refer to the datasheet.

Equivalent

The BAT54SW (dual series Schottky diode) has several equivalents:
- BAT54CW (dual common cathode)
- BAT54AW (dual common anode)
- BAT54S (SOT-23 version)
- RB521S30 (Rohm)
- PMEG2020EA (NXP, higher current)
Check datasheets for exact specs. Alternatives may vary in package or performance.

Features

The BAT54SW is a dual series Schottky diode in an SOT-363 (SC-70) package. Key features:
- Dual Diode Configuration: Two independent Schottky diodes in series.
- Low Forward Voltage: ~0.32V (typ) at 1mA, reducing power loss.
- High Switching Speed: Fast switching due to Schottky barrier technology.
- Low Reverse Leakage: ~0.1µA (typ) at 25°C.
- Small Package: SOT-363 (SC-70), ideal for space-constrained designs.
- Applications: Signal switching, clamping, reverse polarity protection, and DC-DC converters.
Max ratings:
- Reverse Voltage: 30V
- Forward Current: 200mA per diode.
Compact and efficient, it’s widely used in portable electronics.

Pinout

The BAT54SW is a SOT-363 (SC-70-6) package dual series Schottky diode with 6 pins.
### Pin Functions:
1. Pin 1 (A1): Anode of Diode 1
2. Pin 2 (K1): Cathode of Diode 1 (common with Diode 2 anode)
3. Pin 3 (A2): Anode of Diode 2
4. Pin 4 (K2): Cathode of Diode 2
5. Pin 5 (NC): No Connection
6. Pin 6 (NC): No Connection
### Key Features:
- Dual series Schottky diodes (BAT54S equivalent in a smaller package).
- Low forward voltage drop (~0.32V at 1mA).
- High-speed switching.
- Used in signal clamping, rectification, and protection circuits.

Manufacturer

The BAT54SW is manufactured by ON Semiconductor, a leading global supplier of semiconductor-based solutions. ON Semiconductor specializes in energy-efficient technologies, offering a wide range of products, including power management, analog, and discrete components. The company serves industries like automotive, industrial, and consumer electronics.
The BAT54SW is a dual-series Schottky diode in a small SOT-363 package, commonly used for signal switching and power efficiency in compact circuits. ON Semiconductor is known for reliable, high-performance components like this.

Application

The BAT54SW, a dual Schottky diode, is widely used in:
1. Signal Clipping & Protection – Safeguards circuits from voltage spikes.
2. Logic Circuits – Provides OR/AND gate functions in low-power designs.
3. Power Management – Used in reverse polarity protection and DC-DC converters.
4. RF & Switching Applications – Fast switching suits high-frequency circuits.
5. Portable Electronics – Common in smartphones, tablets, and wearables due to low forward voltage.
Its compact SOT-363 package makes it ideal for space-constrained PCB designs.

Package

The BAT54SW is a dual common-cathode Schottky diode in an SOT-363 (SC-70) surface-mount package. It features three pins and is compact, suitable for high-density PCB designs. The package is small, measuring approximately 2.0mm x 1.25mm x 0.9mm, making it ideal for space-constrained applications.

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