The BMS is used for li-ion battery without balancing function

Features:

• high-accuracy voltage detection circuit;
• terminal of the charger using high voltage device;
• Built-in three-stage over-current detection circuit (over-current 1, over-current 2, load short circuit);
• MOS transistor can control the battery charge and discharge;

Parameter:

• Over charge voltage: 4.25±0.05V
• Over charge release voltage:4.23±0.05V
• Over discharge voltage:2.54±0.1V
• Maximal continuous charging current: 2A
• Maximal continuous Discharging current: 2A
• Over current protection: 3A
• Size: L 40 * W 4 * T3 mm
• Weight: 10g

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Output Current: 1.5A (min), 2.2A (typ)
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
Operating temperature: 0 ° C ~ 125 ° C
Characteristic frequency: 100 (MHz)
Module size: 35.6 (mm) x16.8 (mm)
Input Method: VIN input is level, GND Input Negative
Output: VOUT output positive stage, GND output negative
Size: 3.5×2.1×1.7cm(approx)

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The DC-DC Adjustable Step Down Converter Module has large power, high efficiency, low-ripple. With power indicator, on-board voltmeter. The voltmeter can calibrate automatically. The measure can be changed between input and output voltage, with indicator. The voltmeter can also be shutdown. The board uses connection terminal for easy wiring.

Features:

• Module Properties: 5A High Power 75W DC-DC adjustable step-down module
• Input voltage: DC 4.0 ~ 38V
• Output voltage: DC 1.25V ~ 36V continuously adjustable ( the input voltage must be higher than the output voltage 1.5V )
• Output current: max 5A, recommended for use in the 4.5A.
• Output power: up to 75W, more than 50W, Please enhance heat dissipation
• Voltmeter error: ± 0.05V
• Measure range: 0 ~ 40V ( please ensure that the input voltage is 4.5V or more)
• Conversion efficiency: up to 96%
• Load regulation: S (I) ≤ 0.8%
• Voltage Regulation: S (u) ≤ 0.8%
• With overheat protection and short circuit protection
• Dimensions: 6.6 * 3.9 * 1.8cm

The post 5A 75W XL4015 LED Module DC-DC Converter Adjustable Step-Down Module 4.0-38V to 1.25V-36V DIY Adjustable Power Supply appeared first on Absolute Native Electronics.

Areas of application:

DIY mobile power supply, car power, communications equipment power supply, etc.

• input voltage: 5V-32V
• output voltage: 0.8V-24V
• output current: peak 5A (more than 3.5A work need to strengthen The cooling)
• Conversion efficiency:90%
• size: 43*21*14mm(L*W*H)

The step-down module can easily reach 4 a, 50 w, add heat sink can reach 75 w, under the condition of extremely high price!!!!!

Modules window: 5 A high-power high efficiency low ripple

Module performance and features:

Module properties

• the isolation step-down module (BUCK)
• 4-38 v input voltage: (please try not to exceed 38 v input)
• Output voltage: 1.25-32 v continuous
• adjustable Output current: 0-5 A, it is recommended to use in 4.5 A
• Output power: it is recommended that use within the 75 w, more than 50 w please add heat sink.
• Working temperature: – 40 ~ + 85 degrees
• Working frequency: 180 KHz
• Conversion efficiency: up to 96% (efficiency and the input, output voltage, current and pressure difference)
• Load regulation: S (I) 0.8% or less
• Voltage regulation: S (u) of 0.8% or less
• Power light: yes
• Short circuit protection: (limit current 8 a)
• Over temperature protection: (over temperature after automatic shut off output)
• Input reverse connect protection: no, (such as the need to please in the input string into the high current diode)
• Installation method: 2 3 mm wire the self-contained
• Connection mode: welding, V – IN for the input, V – OUT for the output
• Module size: 23 mm, 18 mm long 54 mm wide

The post XL4005 DSN5000 Beyond LM2596 DC-DC adjustable step-down power Supply module , 5A High current, High power appeared first on Absolute Native Electronics.

Features:

• Breadboard power supply module, with 5 V, 3.3 V output voltages
• Apply to MB102 Standard breadboard
• Input voltage: 6.5-12 V (DC) or 5V USB power supply
• Output voltage: 3.3V and 5V can switch over
• Maximum output current: <700 ma
• Input voltage ON/OFF switch
• Independent control of upper and Lower Bread Board Power Rails. Can switch over to 0 V, 3.3 V, 5 V using jumpers on any rail.
• On-board two groups of 3.3V, 5V DC output plug pin, convenient external lead use.

Connectors:

• 1x Barrel 5mm Connector (center +ve) for Input Power
• 1x USB connector for 5V input or 5V output
• 4x 2Pin Headers pointing downward for 3.3V or 5V output
• 1x 2×4 Header for 3.3V and 5V output
• 2x 1×4 selection jumper for 3.3V/OFF/5V

Please note: This item only comes with a Power Supply Module, Breadboard is not included

The post MB102 Breadboard Power Supply Module 3.3V/5V appeared first on Absolute Native Electronics.

This module is a non-isolated step-up (boost) voltage converter featuring adjustable output voltage and high efficiency.

Description:

XTW6009 is a 4 a switch current high-performance step-up (BOOST) module. The XL6009E1 module USES the second generation of high frequency switch technology as the core chip, LM2577 performance far beyond the first generation of technology.  XL6009 booster module cost is lower, performance is more outstanding, LM2577 module will be eliminated.

• Low ultra wide input voltage 3 v ~ 32 v, the best is 5 ~ 32 v working voltage range;
• Low ultra wide output voltage 5 v ~ 35 v;
• Built-in 4 a efficient MOSFET switch tube, make efficiency up to 94%; (LM2577 current only 3 a)\
• High switching frequency, 400 KHZ, can use the small capacity of the filter capacitor can achieve very good effect, ripple smaller and smaller
• Operating temperature:-40℃~+85℃

Note: The output voltage must be higher than the input voltage.

IN-IN + input Positive Input Negative!
Positive output OUT + OUT-output negative

Test comparison sample reference:
Input 3V Output 12V 0.4A 4.8W
Input 5V Output 12V 0.8A 9.6W
Input 7.4V Output 12V 1.5A 18W
Input 12V Output 15V 2A 30W
Input 12V Output 16V 2A 32W
Input 12V Output 18V 1.6A 28.8W
Input 12V Output 19V 1.5A 28.5W
Input 12V Output 24V 1 A 24W

Vin * Iin * Efficiency = Vout * Iout

Vin: Input Voltage
Iin: input current
Vout: Output Voltage
Iout: output current

Download Manual

XL6009 Manual

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Feature:

• 100% Brand new and high quality
• Input voltage range: 4-40 v (40 v to limit the highest voltage).
• Output voltage range:1.25V -37V (decompression mode, input output must be greater than 2 V above).
• Output current: 2 A continuous output.
• Output power: the maximum 15 w.
• Ripple frequency: 150 KHZ.
• Grain wave peak: 100 mv.
• Voltmeter precision: ± 5 ‰ .
• Tatic power: 20 ma (and input voltage output voltage and digital tube color is closely related to the actual current will exist deviation).
• With voltage display function, the displayed accuracy is ± 0.05V, range is 0 – 40V.( Note: in order to voltage display more accurate, please ensure that the input voltage is higher than 4V).
• Button to switch measurement of the input or output voltage,and LED indicates the current measurement of the input or output voltage;The nixie tube can be turned off by another button.Mentioned in these states are able to be memorized, is not lost even if the power is disconnected.
• Size:7cm*4cm/2.76″*3.15″
• Continuously adjustable output voltage range of 1.25V -37V, 4-40V input voltage range.(The input voltage is at least high than the output voltage of 1.5V).
• High efficiency,150 kHz fixed frequency internal oscillator.
• Guaranteed 3A output load current.
• Thermal shutdown and current limit protection.
• IN + : input positive/IN – : input negative.
• OUT + : output positive/OUT – : output negative.

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