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B085VYBJ3N Price: $16.1 Score: 1000.000 Category: Electronics Rating: 2.6 Votes: 3 Find similar products Multifunctional PWM Signal Voltage Current Converter Module PWM Signal to 0-20MA 0-3.3V/0-5V/0-10V Voltage to 0-20MA. Specification: Item Type: Conversion Module Supply Voltage: DC8-30V, (recommended supply voltage is 24V, high voltage supply can support wider signal load internal resistance) Maximum Supply Current Consumption: 35mA/24V The PWM Input Interface Supports Signal Level Types: TTL signal level, NPN-OC signal input. 24VVPP signal level input, PNP type PWM signal input is not supported by default. The PWM Signal Supports The Frequency Range: 50HZ~4KHZ. It is recommended to use between 1-2KHZ. The current accuracy of the module output: ±3%, temperature drift value: less than 3%. Maximum Support Output Internal Resistance: 200Ω. Size: Approx. 4.8 x 4.4 x 2cm / 1.9 x 1.7 x 0.8in, 4xM3 screw fixing holes Package List: 1 x Conversion Module Feature: 1. Digital PWM signal input controls analog 0-20MA current output 2. Support 0-3.3V/0-5V/0-10V voltage analog signal input control 0-20MA current output 3. The adjustable potentiometer on the board is used to match the different signal sources to correct the contrast relationship 4. The 5V-OUT interface supports 50MA current externally and can be used by external circuits 5. The module current output interface is directly shorted to the ground wire and will not be damaged.	B07G446KHJ Price: $5.99 Score: 9.709 Category: Electronics Rating: 3.6 Votes: 12 Find similar products NOYITO DC to DC 5A Adjustable Buck Regulator Power Supply Module CC CV DC 5V - 32V Buck to 0.8V - 30V Output ADJ Constant Voltage Constant Current Step-Down Power Supply Module LED Driver Board. Features: The module uses high-quality chips, high efficiency (up to 95%), low heat generation, maximum 5A current, and TI's op amp control output current, making the overall output very stable. This module uses a low-ESR filter capacitor to reduce ripple voltage to 50mV! Module nature: non-isolated buck module Rectification mode: asynchronous rectification Wiring port: Input mode: IN+ input positive, IN- input negative Output mode: OUT+ output positive, OUT-output negative Input voltage: DC 5V-32V Output voltage: DC 0.8V-30V Output current: Adjustable , Max 5A Conversion efficiency: 95% (maximum) Switching frequency: 300KHz Output ripple: 50mV (maximum) 20M bandwidth Load adjustment rate: +/-0.5% Voltage regulation rate: +/- 2.5% Operating temperature: -40°C to +85°C Size: 5126.314 (length * width * height) (mm) Package Included: 1Pcs NOYITO DC-DC 5A Adjustable Buck Regulator Power Supply Module.
B07GMHLL2M Price: $6.99 Score: 9.434 Category: Electronics Rating: 4 Votes: 58 Find similar products NOYITO PC817 4-Channel Optocoupler Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module. Parameter Drive terminal signal voltage: 3.6-24V. Output terminal voltage range: 3.6-30V (output current depends on the specific situation but the maximum does not exceed 10MA, the total power is constant, the voltage and current are inversely proportional) Whether the output is a high potential output or a low potential can be realized by a jumper cap. The 4 channels 817 are separated., can achieve simultaneous control of different voltages, etc. Board size: 48mm x 38mm (length and width); long side hole distance: 42mm; wide side hole distance: 32mm Package Inluded: 1pcs NOYITO PC817 4-Channel Optocoupler Isolation Board.	B07BDDM8RD Price: $6.99 Score: 8.850 Category: Electronics Rating: 2.5 Votes: 2 Find similar products NOYITO Voltage to Current Module 0-24V to 0-20mA. Features: Using single-chip embedded technology. Implement the industry standard voltage (0-24V) into an industry standard current (0-20mA). Linear output, output signal can be directly connected to the AD converter. Can be connected with a microcontroller with AD function. Easy to operate, can be fine-tuned by potentiometer. Module operating voltage: DC12-24V Pin Description: 24V: Operating power supply 24V DC +. GND: 24V DC-. P1: Adjustable potentiometer 1 pin; VIN + (V + / P2): Input voltage ,0-24V DC- (OR adjustable potentiometer 2 pin). VIN- (V- / P3): INPUT DC- (OR adjustable potentiometer 3 pin) 0V: Output current 0-20mA Special Instructions: The working voltage connected to V + and V-, can not be reversed, so as not to damage the control panel and components. In the VIN terminal control voltage, the range is 0-5V, there is a corresponding output at the output current. The correspondence between voltage and current can be fine-tuned by adjusting the potentiometer. Package Included: 1 Pcs NOYITO Voltage To Current Module NOYITO brand products have a two-year after-sales warranty. If there is a non-human product failure within two years, please contact us. We will provide you with after-sales service.
B00OJUL80S Availability: Currently unavailable Score: 8.850 Category: Electronics Rating: 3.1 Votes: 3 Find similar products SMAKN LM317 DC-DC Linear Converter Buck Step Down Low Ripple Power Supply Module. Output Current: 1.5A (min), 2.2A (type) Input-output voltage differential (VI-VO): 40Vdc (max) Adjustable output voltage range: 1.2 ~ 37V Operating temperature: -55°C to +150°C Current output: 1.5A Voltage Input: 4.2 ~ 40 V Characteristic frequency: 100 (MHz) Module size: 35.6 (mm) x16.8 (mm) Package included: 1 pcs LM317 DC-DC Converter Buck Circuit Board Adjustable Linear Regulator.	B0953KBMJ3 Price: $10.97 Score: 8.130 Category: Electronics Rating: 1 Votes: 1 Find similar products SaiDian 1Pcs TA7318P VU Meter Driver Board DC 12V Power Amplifier DB Audio Level Meter. Feature: Power supply voltage: DC12V 0.12A. PCB Size: 5.2cm X 6.3cm. Input Sensitivity: 400Hz input audio signal measuring AC mV, the input: 97mV, 39 level meter to + 3dB position. Backlight power supply terminals: Available DCl0 to 12V 50MA. Sensitivity: Recommended 500UA sensitivity, 630 European resistance. Instruct ions for use: 1, the input section: Lin, 0, Rin, is an audio signal input terminal for CD audio output connected to the left and to the right channel. 2, the output section: Two VU Meter side + and — terminal as an output, respectively, should be connected to two level meter the +' and '- terminal. level meter sensitivity recommendation: DC 100 microamps to 500 microamps. Shouldnot exceed 1mA. Can adjust the sensitivity of the two separately header.Clockwise, sensitivity can be improved. LA, LB for the backlight power supply terminals, RA, RB of the other set power terminal. Note: The supply voltage must be strict to ensure DC12V,otherwise burn protection circuit. Package Included:1Pcs.
B07SD5LC9Q Availability: Currently unavailable Score: 8.000 Category: Electronics Rating: 5 Votes: 3 Find similar products DC-DC Boost Converter, Power Supply Step Up Module with Voltmeter, Adjustable Boost Converter 4.5V-32V Input 5V-35V Output. Specifications : Input Voltage: 4.5V-32V Output Voltage: 5V-35V (adjustable) Max. Output Current: 4A Efficiency: <92% Output Ripple: <30mV Switch Frequency: 400kHz Operating Temperature: -40℃~+85℃ Size: 663614mm/2.591.410.55 Instruction : 1. For the first time powering on, the default display is input voltage, and the input indicator IN lights up.Press the button, then it displays output voltage, and the output indicator OUT lights up.The last setting will be saved, even if power off and restart. 2. Input output voltage measurement error calibration:Press and hold button switch for more than 4 seconds then release to enter voltage measurement error calibration function, indicator IN lights up(input voltage calibration), and display flickeringly shows calibration value (default is 0.0). Press button to change this value (range of -0.5V to 0.5V)After adjustment of the input voltage calibration value, press and hold button for more than 2 second then release to enter the output voltage error calibration function, indicator OUT lights up (output voltage calibration), and display calibration value. Adjustment method is the same as the input adjustment. 1. If input voltage is lower than 4.5V, the voltmeter will not work and display. 2. Input voltage must be at least 1V higher than output voltage. 3. When power is over 20W, a heat sink is recommended to enhance heat dissipation. 4. If output voltage is always equals to input voltage and cannot be adjusted,turn potentiometer more than 10 circles counterclockwise please, then voltage can be adjusted normally. Package Includes: 1 x Boost Converter Module.	B07FMQKF9K Price: $8.5 Score: 7.752 Category: Electronics Rating: 4.4 Votes: 52 Find similar products NOYITO AC to DC Precision Buck Power Supply Module AC 120V 100V-264V to 5V 1.5A 1500mA Isolated Step Down DC Module (5V 1.5A). Description Isolated Precision Buck Power Supply Module ，Wide voltage range input with overload, short circuit, over temperature protection. Ultra-small size and high efficiency. Output parameters: Output voltage: 5V ±1%. Output current: 1.5A 1500mA. Ripple: less than 60mVp-p. Output accuracy: ±1%. Voltage regulation rate: ±1%. Load adjustment rate: ±1.2% Rated power: 7.5W. Output adjustable range: not adjustable. Establish, rise, hold time: 500ms, 80ms, 80ms / 220V AC. Input parameters: Input voltage range: AC 100- 264V. Input current: less than 0.2A. (Average current 0.03A-0.1A). Frequency range: 47-63Hz. Efficiency: about 80%. Start surge current: COLD START 30A/230V / AC. Leakage current: less than 2mA / 220V AC. Protection features: Over power protection: 150-170% rated power. (Fault removal is automatically restored). Overvoltage protection: VH: >50%. DC short circuit protection: The power supply is intermittently separated. (Recovery is automatically restored). Environmental parameters: Working temperature: -15 ° C - +50 ° C @ 100% LOAD , +60 ° C @ 60% LOAD; Working humidity: 20%-90% RH. Storage temperature, humidity: -20 ° C - +85 ° C, 10% -95% RH. Safety and EMC standards: Withstand voltage: I/P-O/P: 1KV AC 1min. Insulation resistance: I/P-O/P: 500VDC / 100M Ohms. Package Included: 1Pcs 5V 1.5A 1500mA AC-DC Precision Buck Power Supply Module.
B07BJHNLGF Price: $7.99 Score: 7.752 Category: Electronics Rating: 4.7 Votes: 5 Find similar products NOYITO 25A Dual Power Rectifier Filter Board AC 9-17V DC ± 12-24V Power Amplifier Power Supply Rectifier Board Suitable for LM1875 TDA2030 TDA7294 LM3886 and Other Medium-Low Power Amplifier. Description The rectifier filter board uses a large current 25A rectifier bridge, full-wave rectification of the dual AC into dual DC, using four large capacitors of 3300uf/25V as filtering, 104 monolithic capacitors as decoupling, effectively suppressing AC clutter, making the output The DC power is purer. As a power amplifier dual power supply, it can be used in medium-low power amplifiers such as LM1875, TDA2030, TDA7294, and LM3886. Parameter Product Name: Dual power rectifier filter board； Input voltage: dual AC 9-17V; Output voltage: dual DC DC ± 12-24V; Flat Bridge Power Supply: 25A; PCB size: 67x38mm; PCB material: FR-4 full glass fiber board 1.6mm thick; Size: 67x38x28mm (LWH); Installation hole distance: 60x31mm, hole distance: 3.2mm; NOTE: This board is equipped with an electrolytic capacitor with a withstand voltage of 25V. The maximum output DC voltage cannot exceed 25V. After the full-bridge rectifier filter has about 1.4 times the boost, so the input AC voltage can not exceed 17V. If you need a higher voltage, you must replace the filter capacitor with a higher voltage. For example, when replacing an electrolytic capacitor with a withstand voltage of 50V, the maximum output DC voltage can reach 50V, and the maximum input AC voltage can reach 35V. Overvoltage operation will cause the electrolytic capacitor to bulge or burst. Weight: 45g. Package Included: 1pcs 25A Dual Power Rectifier Filter Board.	B0B63C1458 Price: $22.99 Score: 7.692 Category: Electronics Rating: 4.5 Votes: 31 Find similar products BULVACK 20-Pack LM2596 DC to DC High Efficiency Voltage Regulator 3.0-40V to 1.5-35V Buck Converter DIY Power Supply Step-Down Module. Electrical Parameters: Input Voltage: DC 3 -40 V Output Voltage: DC 1.5 - 35 V Output Current: 3A(MAX) It is recommended to use under 2A (NOTE: When using high power, add a heat sink to the power supply chip) Load adjust ratio: +/-0.5% Voltage adjust ratio: +/-2.5% Transferring efficiency: 92% Max(the higher output voltage, the higher efficiency) ON/OFF frequency: 150KHz Output ripple: 200mV Module feature: buck and non-isolated Rectification method: non-synchronous rectification Function: 1.Built in over-temperature protection function 2.Built in current limit function 3.Built in output short-circuit protection function How to use： 1.Access the power supply ( 3 -40 V), the power indicator light, the module is working properly. 2.Adjust the blue potentiometer knob (usually clockwise rotation boost, counterclockwise rotation Step-down) and monitor the output voltage with a multimeter to reach the required voltage. 3.A customer reflects the module output voltage can not be adjusted, always equal to the input voltage. When you encounter this problem, please first counterclockwise rotation potentiometer 10 laps above, and then use the module can be normal adjustment of the voltage. Package includes: 20 X LM2596 board Note: This is a buck module. The input voltage must be higher than the output voltage. The input and output interface can not be reversed. It is recommended to use the current within 2.5A when working for a long time. If it exceeds 2A, you need to add a heat sink (output above 10W).