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.

Altera

1200

EPM5192GM883B is a CPLD (Complex Programmable Logic Device) of the MAX II series launched by Altera (now part of Intel). It is manufactured using a 0.18μm process, and the 883B version is designed for military-grade temperature range (-55°C to +125°C). Its main features include: Logic resources: Approximately 5,000 logic units, supporting LVCMOS/LVTTL level interfaces. Storage capacity: Equipped with 256KB flash memory, supporting non-volatile configuration. Package and interface: Utilizes a 144-pin TQFP package, offering abundant I/O resources (up to 114 user I/Os). Application fields: Suitable for high-reliability scenarios such as industrial control, communication equipment, and military electronics. This device features low power consumption, fast startup (<1ms), and radiation-resistant design, making it suitable for logic control requirements in harsh environments.

ST

800

The STM32F103RCT6 is a 32-bit microcontroller based on the ARM Cortex-M3 core from STMicroelectronics (ST), with a main frequency of 72 MHz and a 64-pin LQFP package. Its core features include 256 KB Flash memory, 48 KB SRAM, an integrated USB 2.0 full-speed interface, CAN bus, and multiple communication peripherals (SPI/I2C/USART). It supports three 12-bit ADCs and four 16-bit timers, operates within a voltage range of 2.0 to 3.6 V, and has an industrial temperature range of -40°C to +85°C. It is widely used in industrial control, smart home, medical equipment, and IoT node applications.

TI

850

1. Product Brand Brand: Texas Instruments (TI, Texas Instruments) Series: LM358 Series (General-purpose Dual Channel Operational Amplifier) 2. Core Function Basic Characteristics: Dual-channel operational amplifier, supports single/double power supply (3V - 32V or ±1.5V - ±16V). Low static current (300μA/channel, typical value), suitable for low-power applications. Common-mode input voltage range extends to ground, supports near-ground direct sensing. Performance Parameters: Gain Bandwidth Product (GBP): 700kHz. Input Offset Voltage: Maximum 3mV (Version B) or 2mV (Version BA)‌. Output Current: 30mA (typical value)‌. Enhanced Features: Built-in EMI and RF filters, strong anti-interference ability. High ESD protection (2kV HBM)‌. 3. Typical Applications Signal Processing: Weak signal amplification (such as sensor signals), filtering (low-pass/high-pass/band-pass)‌. Comparator: Voltage comparison, threshold detection‌. Current Detection: Differential amplification circuit (such as high-end/low-end current sampling)‌. Industrial and Consumer Electronics: Power management, portable devices, medical instruments‌. 4. Packaging and Pins Package Type: 8-SOIC (Surface Mount)‌. Operating Temperature: 0°C - +70°C‌.

STMicroelectronics

2000

1. Product Brand Brand: STMicroelectronics (STMicroelectronics) Series: STM32F4 Series (High-performance Cortex-M4 Microcontroller) 2. Core Functions Processor: Based on ARM Cortex-M4 core, with a clock frequency of 168 MHz, it supports floating-point unit (FPU) and DSP instruction set. Built-in ART Accelerator (Adaptive Real-Time Accelerator) for zero wait state execution. Storage: 1MB Flash (1024KB) + 192KB SRAM (including 64KB CCM data RAM). Peripheral Interfaces: Communication Interfaces: USB OTG (Full Speed/High Speed), CAN 2.0B × 2, SPI × 3, I²C × 3, USART × 4, Ethernet MAC (requires external PHY). Analog Functions: 3 × 12-bit ADC (2.4 MSPS), 2 × 12-bit DAC. Timers: 16-bit General Timer × 12, 32-bit Timer × 2, PWM Timer (Motor Control). Low Power: Supports sleep, stop, and standby modes, VBAT power supply (Real-Time Clock and Backup Registers). 3. Typical Application Scenarios Industrial Control: PLC, Motor Control, Automation Equipment. Smart Home: Smart Appliances, Voice Control (such as Smart Electric Beds). Medical Equipment: Medical Imaging, Rehabilitation Equipment. Robots: Motion Control, Sensor Data Processing. Consumer Electronics: Drones, Audio Processing, IoT Terminals. 4. Packaging and Pins Packaging: LQFP64 (10×10mm), 50 GPIO. Operating Conditions: Voltage 1.8V - 3.6V, Temperature Range -40°C ~ +85°C.

ADI

1200

1. Product Brand Brand: Analog Devices Inc. (ADI) Model: ADXL357BEZ (with suffix RL7 as the package code) 2. Core Function Sensor Type: Low-noise, low-drift three-axis MEMS accelerometer, supporting digital output (SPI/I²C interface) Measurement Range: Optional ±10g, ±20g, ±40g, suitable for different application scenarios Performance Parameters: Noise Density: 75 μg/√Hz (typical value) Temperature Drift: 0.2 mg/°C (typical value) Power Consumption: 200 μA (measurement mode), 21 μA (standby mode) Built-in Functions: Programmable high-pass/low-pass digital filter 20-bit ADC resolution and temperature sensor 3. Typical Applications Industrial Field: Structural health monitoring, vibration analysis (such as motor, fan status monitoring) Aerospace: Inertial navigation system (IMU/AHRS), platform stabilization Consumer Electronics: High-precision inclination detection, robot motion control Research Instruments: Seismic imaging, precision measurement equipment 4. Packaging Package Type: 14-pin LCC (6mm × 5.6mm × 2.2mm)

Winbond

1500

1. Product Brand and Basic Information Brand: Winbond Model: W25Q128JVSIQ (128Mbit/16MB Serial NOR Flash) Package: SOIC-8 (208mil) or WSON-8 (6×5mm) 2. Core Functions Storage Capacity: 128Mbit (16MB), organized as 65,536 pages (each page 256 bytes) Interface Protocol: Supports standard SPI, Dual SPI (Dual SPI), Quad SPI Maximum Clock Frequency: 133MHz (Equivalent to 532MHz for Quad SPI) Erase Characteristics: Supports 4KB sector erase, 32KB/64KB block erase, full chip erase Page Programming Time: 0.7ms (Typical Value), Erase Time: 60ms (4KB Sector) Low Power Consumption: Operating Voltage 2.7V~3.6V, Standby Current as Low as 1μA 3. Security and Reliability Security Features: 64-bit Unique Serial Number (for device authentication) 3 256-byte Secure Registers (OTP Lock Protection) Hardware/Software Write Protection Mechanism Durability: 100,000 write cycles per sector, data retention for 20 years (85℃) 4. Typical Application Scenarios Embedded Systems: Store firmware, configuration parameters or execute code (XIP) Internet of Things Devices: Data storage in low-power scenarios (such as sensor logs) Industrial Control: Code storage with high reliability (such as PLC, industrial control equipment) Consumer Electronics: Router BIOS, graphics card firmware, smart home devices

ST

1000

STM32F103C8T6 is a 32-bit microcontroller based on the ARM Cortex-M3 core launched by STMicroelectronics. It is packaged in LQFP48 and has a maximum operating frequency of 72 MHz. It is widely used in industrial control, consumer electronics, and Internet of Things devices and other fields.

ON Semiconductor

2000

2N7000 is an N-channel MOSFET transistor, produced by ON Semiconductor (Ansenom). It is packaged in TO-92 and is an enhancement type field effect transistor.2N7000 is an N-channel MOSFET transistor, produced by ON Semiconductor (Ansenom). It is packaged in TO-92 and is an enhancement type field effect transistor. Main parameters: Voltage/Current: 60V VDS, 200mA ID (continuous)‌ On-resistance: 5Ω @ VGS = 10V‌ Switching characteristics: Low gate charge (Qg), suitable for fast switching applications‌ Typical Application: Low-signal switching circuits (such as logic level conversion) Low-power power management (such as battery protection module) Small servo motor driver

Toshiba

100

2SK2312 is a N-channel MOSFET transistor, manufactured by Toshiba. It is packaged in TO220F. The key parameters of this device are: Voltage/Current: 60V VDS, 45A ID (@25°C) On-state resistance: 10mΩ @ VGS=10V Application scenarios: Suitable for high-power circuits in switching power supplies, motor drives, DC-DC converters, etc. This device is characterized by low on-state loss and high switching speed, and is commonly used in industrial control and automotive electronics fields.

ROHM

1000

2SD1766T100Q is a medium-power surface-mount transistor, produced by the brand ROHM. It is packaged in SOT-89 and is of the NPN type bipolar transistor. Its main parameters are as follows: Voltage/Current: 32V/2A (VCEO) Characteristics: Low saturation voltage drop (VCE(sat) = 0.16V @ 2A), suitable for low-frequency amplification, power switch and other scenarios.

‌ON Semiconductor

200

The 1N4747A is a 1W power regulator diode. The brands include ON Semiconductor (Dexin), ST/Italted, and Taiwan Semiconductor. It is a type of Zener Diode and is packaged in DO-41 surface mount. The nominal voltage regulation value is 20V ± 5%, and the maximum power consumption is 1W. It is suitable for power regulation and circuit protection scenarios. This diode has low dynamic impedance (22Ω) and fast response characteristics. It is widely used in industrial control, automotive electronics, and communication equipment.

NXP

3000

NXP 01WWEPD23015F0A is a voltage level converter chip, featuring a TSSOP-8 package and supporting tri-state output. It is mainly used for signal level matching in digital circuits. Its operating voltage range is 3.6V to 5.5V, and it is suitable for interface design in embedded systems, consumer electronics, and communication devices. This chip belongs to NXP's analog and interface product line and has characteristics such as low power consumption and high compatibility. Specific application scenarios include multi-voltage MCU communication and sensor signal conditioning, etc.