Adjustable DC-DC LM2596 LM2596S XL4015 Step-Down Power Supply Regulator Module Constant Current And Voltage Buck Module

A1/A2-------LM2596ADJ (Blue/Green) Name: LM2596ADJ DC - DC Step-down power Module ( Step Down Adjustable With Digital Display Screen) LM2596S LED Voltmeter ADJ DC - DC Step-down Step Down Adjustable Power Supply Module With Digital Display Application: This module can be applied to fields in the input voltage is higher than the step-down output voltage, such as batteries, power transformers, DIY adjustable power supply, 24V Car T of the power equipment industry buck, 12V switch 3.3V, 12V switch 5V, 24V switch 5V, 24V switch 12V, 36V 24V turn and so on. Materials: FR4 + electronic components Parameters: Product size: 66mm * 36mm* 14mm (l x w x h) Colours:Blue /Green

B1------LM2596S Constant Current Module

Size: 46 mmx23mmx10mm The Features: 1. The Fixed turn the lamp current to 0.1 times the value of the constant current (at the when 2 identify been the 'is full); 2. Increased input reverse polarity for protection, diode; 3. Using dedicated reference for IC, and high - precision from the resistor, so that the constant current is more stable, (20 degrees to 100 degrees, the constant current 1 a, when the temperature drift of less than 1%). Particularly suitable for the LED driver * High - power LED constant current drive * Lithium 'charger (o ferroelectric) * 4 v, 6 v, 12 v, 14 v, 24 v 'charger * Nickel cadmium, Nickel metal hydride 'pack charger For * Solar panels and wind turbines Specifications: * the Module Properties: non - isolated constant current and voltage of the Module * Rectification: non - synchronous Rectification * Input voltage: 7 v - 35 v * the Output voltage: 1.25 V - 30 V * the Output current: adjustable maximum 3 a * Conversion efficiency: 92% (the highest) * Switching frequency, 150 KHZ * the Output ripple: 50 mv (Max) 20 m bandwidth * the Load Regulation: plus or minus 0.5% * Voltage Regulation: plus or minus 2.5% * Operating Temperature: - 40 ° to + 85 °

B2------LM2596HVS

Type /name:LM2596HVS DC-DC step-down module Input Voltage:4.5V ~ 50V Output Voltage:3V ~ 35V Output Current:3A (max) Conversion efficiency:92%(the highest) Output Ripple:<30mV Switching frequency:150KHz Operating Temperature:-45 ° ~ +85 ° Size:43mm * 20mm * 12mm (L * W* H)

B3------XL4015 E1 5A

Size: 5.2 x 2.65 x 1.4cm (L x W x H) Module Properties: non-isolated constant current and voltage module Rectification: non-synchronous rectification Input voltage: 8V-36V Output voltage: 1.25V-32V Output current: adjustable maximum 5A Conversion efficiency: 95% (the highest) Switching frequency: 180KHz Output ripple: 50mV (max) 20M bandwidth Load Regulation: ± 0.5% Voltage Regulation: ± 2.5% Operating Temperature: -40 °c to +85 °c Load Regulation: ± 0.5% Voltage Regulation: ± 2.5% Operating Temperature: -40 °c to +85 °c

B4-----LM2596HVS With USB DC-DC Step Down Buck Converter Module 9V 12V 24V 36V 48V to 5V 3A USB Charger Module Board

B5----DC-DC Buck Charger Module

9V/12V/24V to 5V DC-DC Step Down Car Charging Car Charger 3A Output USB This product is a switching step-down DC-DC converter module; fixed switching frequency 150Khz, the chip has excellent linearity adjustment and load regulation, fixed output 5V. The chip integrates reliability modules such as overcurrent protection, overtemperature protection, and short circuit shutdown. Product Name: DC-DC Buck Charger Product size: L38mm*W16mm*H5mm Input: 5V-36V Output: 5V/3A Conversion efficiency: 96% Switching frequency: 150KHZ Working temperature: -40°C-+85°C Load capacity: maximum output 3A, long-term work 2A Scope of application: USB5V powered devices such as mobile power, mobile phones, and tablets

B6----Constant Voltage And Current With USB Display Specifications 1.Input voltage range:5-36VDC 2.Output voltage range:1.25-32VDC adjustable 3.Output current: 0-5A 4.Output power: 75W 5.High efficiency up to 96% 6.Built in thermal shutdown function 7.Built in current limit function 8.Built in output short protection function 9.Input reverse polarity protection: None (if required, high current diode in series with the input). 10.L x W x H =68.2×38.8×15mm 11.Weight: 39g

C1-------LM2596HVS 3A Constant Current/Voltage Step-Down Module

Module nature: non-isolated step-down constant current, constant voltage module (CC CV) charging module Input voltage: 5-55v (limit voltage: 55V) Output voltage: 1.25-30v adjustable Minimum voltage difference 2V: the input voltage must be higher than the output voltage 2V, can not boost Output current: 12V to 5V Max 3A (other output voltages calculated according to 15W formula 15/ output voltage = output current Output power: maximum 15W, (please install heat sink if the temperature is high) Conversion efficiency: 80% (higher output voltage, higher efficiency) Working temperature: industrial grade (- 40 ° to + 85 °) (ambient temperature more than 40 degrees, please reduce power use, or enhance heat dissipation) With temperature rise: 45 ° No-load current: typical 10mA(48V to 4.2v) Potentiometer adjustment direction: generally clockwise (increase), counterclockwise (decrease) Indicator light: two-color indicator light, red when charging, green when charging is completed (no load is green) Module size: 48(length)*24(width)*11.4(height)

C2-----5A Constant Current And Voltage Module

Size: 5.2 x 2.65 x 1.4cm (L x W x H) Module Properties: non-isolated constant current and voltage module Rectification: non-synchronous rectification Input voltage: 5V-32V Output voltage: 0.8V-30V Output current: adjustable maximum 5A Conversion efficiency: 95% (the highest) Switching frequency: 300KHz Output ripple: 50mV (max) 20M bandwidth Load Regulation: ± 0.5% Voltage Regulation: ± 2.5% Operating Temperature: -40 °c to +85 °c

C3----LM2596

Product type: Switching regulator Input voltage: 3.2V - 35V Output voltage: DC 1.25 - 35V Voltage transformer type: buck, step-down, down-converter Control frequency: 65kHz Model: Supply Module, Power Supply Module Properties: Uninsulated Downmodule (Buck) Special features: DC voltage step-down Size: 43 x 21 x 14mm (L x W x H) Current carrying capacity: up to 32A Material: PCB + electronic components Adjustable controller Voltage transformer step-down module

C4------XL4015

Product Features: This product is a 180 KHz fixed frequency PWM Buck (buck) DC/DC module, which can drive a 5A load, with high efficiency, low ripple, and excellent cable and load regulation performance. parameter: Input voltage: DC 4-38V, error ±0.1V Output voltage: DC 1.25V to 36V Output current: 5A (maximum), it is recommended to use below 4.5A (note: when using high power, add a heat sink to the power chip) Size: 5.4x2.3x1.8CM Weight: 16 grams