Murata Manufacturing Co., Ltd.

2000

This is a 1206 package (dimension: 3.2x1.6mm) multilayer ceramic chip capacitor (MLCC) with a capacitance of 47μF (476) and a rated voltage of 6.3V, using X5R dielectric. It achieves high capacity in a small package and is mainly used for decoupling, filtering and energy buffering in power circuits to stabilize the supply voltage. It is commonly found in the power management networks of high-performance processors, FPGAs and other devices.

Omron Corporation

1000

This is a MOSFET output photoelectric relay (solid-state relay). It controls the conduction and cut-off of the MOSFET output stage by exciting the photoelectric element with the internal LED, achieving electrical isolation and contactless signal switching between the input and output. It is mainly used to switch analog or digital signals and replace small electromagnetic relays.

Omron Corporation

500

This is a MOSFET output type photoelectric relay (solid-state relay). It uses an LED optocoupler to isolate the input signal and control a MOSFET output switch. It can achieve contactless, low-noise and long-life switch operation, and is often used to replace small mechanical relays for signal switching in data acquisition, test equipment and programmable logic controllers.

Samsung Electro-Mechanics

1200

This is a multi-layer ceramic surface mount capacitor (MLCC) with a 0603 package (size: 1.6x0.8mm), with a capacitance of 22μF (226), a rated voltage of 6.3V, and using X5R dielectric. It has the characteristic of achieving high capacitance within a small package, and is mainly used in the power circuits of portable electronic devices for decoupling, filtering, and energy buffering to stabilize the supply voltage.

Nexperia

1200

This is a single-direction ESD protection diode array, with a miniaturized package, a clamping voltage of 5V, used to protect high-speed data interfaces (such as USB, HDMI) from damage caused by electrostatic discharge (ESD) and electrical overload (EOS), ensuring signal integrity.

Cypress Semiconductor

500

This is a high-speed USB 2.0 interface control chip, supporting a transmission rate of 480 Mbps. Acting as a bridge between USB transceivers and microcontrollers or FPGAs, it simplifies the design of high-speed data communication between external devices and computers, and is commonly used in professional fields such as industrial control and data acquisition.

TI

1500

This is a small P-channel MOSFET transistor in a SON 2x2 package. It features low gate charge and low on-resistance, making it suitable for high-efficiency power switching applications controlled by low-voltage signals, such as load switches, power management, and circuit control in battery-powered devices.

Samsung Electro-Mechanics

2000

This is a 0402 package (size: 1.0x0.5mm) multilayer ceramic surface mount capacitor (MLCC) with a capacitance value of 33pF (330), a rated voltage of 25V, and a C0G/NP0 dielectric. Its characteristics include extremely high stability, extremely low dielectric loss, and capacity that hardly changes with temperature, voltage and time. It is mainly used in high-frequency circuits, resonant circuits, oscillators and circuits that require high-precision timing.

ON Semiconductor

2000

BAS16LT1G is a general-purpose switching diode launched by ON Semiconductor. It is packaged in SOT-23-3 and is a surface-mount type semiconductor discrete device. It is suitable for high-frequency switching and signal rectification applications. Core Features Electrical Performance: Peak reverse voltage ‌75V‌, forward current ‌200mA‌, reverse current only ‌1μA‌, forward voltage drop ‌1.25V‌. Reliability: Compliant with ‌AEC-Q101‌ automotive standard, operating temperature range ‌-55°C~150°C‌. Packaging Advantages: Compact ‌SOT-23-3‌ package, size only ‌2.9×1.3×0.94mm‌, suitable for high-density PCB design. Application Domains Consumer electronics (such as mobile phones, home appliances), automotive electronics (ECU, sensors), industrial control, and communication equipment. High-frequency signal processing and low-power circuit design. Brand Background ON Semiconductor is a globally leading supplier of power semiconductors and analog chips, renowned for its high reliability and environmentally friendly design (RoHS compliant).

Nexperia‌

1200

BC807-25,215 is a PNP general-purpose transistor launched by Nexperia, featuring an SOT-23 package. It belongs to the bipolar junction transistor (BJT) series and is suitable for switch and amplification circuits. Core parameters Polarity/Type: PNP, Collector current (Ic) 500mA, VCEO 45V. Gain (hFE): 160 - 400, Saturation voltage (VCE(sat)) 700mV. Frequency characteristics: 80MHz transition frequency, 250mW power dissipation. Package and temperature: SOT-23-3, Operating temperature -65°C to +150°C. Application scenario General amplification/switching circuits (such as in consumer electronics, industrial control). Complementary pairing is used for NPN models (such as BC817). Brand Background Nexperia is a brand under Anstellum Semiconductor, specializing in discrete components and logic ICs. It is renowned for its high reliability and compact packaging.

NXP

800

BAT54SW-7-F is a surface mount Schottky barrier diode launched by NXP Semiconductors (formerly Philips). It is packaged in SOT-323 (SC-70) and belongs to the ultra-high-speed switching diode series. It is suitable for high-frequency signal processing and protection circuits. Core features Low forward voltage drop (typical value 0.3V @ 10mA) and fast switching speed (reverse recovery time ≤ 5ns). PN junction protection ring design, providing transient voltage and ESD protection, in compliance with RoHS standards. Operating temperature range: -55°C to 150°C, suitable for industrial-grade and automotive electronic applications. Application scenario High-frequency rectification (such as for RF signal detection), polarity protection (to prevent damage to the MCU from reverse voltage). Portable device power management (low-power design suitable for scenarios with limited space).

EPCOS

1500

B88069X0440S102 is a high-voltage ceramic capacitor introduced by EPCOS (now part of the TDK Group), belonging to the multilayer ceramic capacitor (MLCC) series, specifically designed for high-voltage and high-reliability applications. Core Features Voltage Rating: 440V DC, suitable for industrial power supplies and power electronics fields. Package Form: SMD surface mount package, compliant with RoHS standards, supporting automated production. Temperature Range: -55°C to 125°C, meeting the demands of harsh environments. Application Scenarios Switching power supplies (SMPS), inverters, and new energy equipment (such as photovoltaic inverters). EMI filtering and DC-Link circuits, providing stable energy storage and noise suppression. Brand Background EPCOS is an electronic component brand under TDK, renowned for its high-voltage MLCC and film capacitor technologies.

EPCOS

1000

B72580T0500K062 is an NTC thermistor produced by EPCOS (Epcos), belonging to temperature-sensitive semiconductor components. It is packaged with inorganic solid materials and is suitable for overcurrent protection and temperature compensation in circuits. Core Parameters Nominal resistance: 5.6Ω (25℃), Rated current: 4.3A, Operating temperature range: -40°C to 150°C. Package form: Radial lead, in compliance with IEC 60115-1 standard, suitable for industrial power supplies, consumer electronics, etc. Application fields: Surge current suppression (such as start-up protection for switching power supplies). Temperature monitoring and control (such as battery management systems). EPCOS is a brand under the TDK Group and is renowned for its highly reliable passive components.

ADI

5000

ADM2587EBRWZ-REEL7 is a high-integration isolated RS-485/RS-422 transceiver launched by ADI Company. It adopts a single-chip design, integrating signal isolation (2.5kV RMS), DC-DC isolated power supply, and bus protection (±15kV ESD). It supports full-duplex communication and has a data rate of 16Mbps. Its industrial-grade reliability is suitable for scenarios such as PLC, smart meters, and medical equipment, and it is compatible with 3V-5.5V logic levels. It is packaged in a 20-pin SOIC format and is rolled-up in a REEL7 form for easy SMT soldering production.

ADI

800

The AD7847BN is a dual-channel 12-bit parallel input digital-to-analog converter (DAC) produced by ADI. It is manufactured using CMOS technology and has an internal output amplifier. It can achieve full performance output without the need for external adjustment. Its features include: Dual-channel structure: Supports independent 12-bit data input, and data loading is controlled by the WR signal and chip select. High precision: 12-bit resolution, output range ±10V (load 2kΩ). Flexible interface: Compatible with microprocessors, provides high-speed data latching and logic interfaces. Widely applicable: Suitable for automatic test equipment, waveform reconstruction, programmable power supplies and synchronization systems. This chip is of standard packaging and is suitable for industrial control and precise analog signal processing scenarios.

ST

1000

STM32F407VET6 is a high-performance 32-bit microcontroller from ST based on the ARM Cortex-M4 core. It has a main frequency of 168 MHz and integrates 512 KB Flash and 192 KB SRAM. Its core features include: Floating-point operations: Built-in FPU unit, supports single-precision floating-point operations and DSP instruction set, suitable for complex algorithm processing. Peripheral resources: Equipped with 3 12-bit ADCs (2.4 MSPS), 2 DACs, USB 2.0 OTG, Ethernet MAC, and multiple communication interfaces (USART/SPI/I2C/CAN). Low power design: Supports sleep/stop/idle modes, with standby power consumption as low as 2.5 μW. Application scenarios: Widely used in industrial control, medical equipment, smart home, and motor control fields. It is packaged in LQFP100, with a working temperature range of -40℃ to 85℃. Development support is provided by tools such as Keil MDK and STM32CubeIDE.