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A Multi-voltage Compatible Charger Circuit

A charger and multi-voltage technology, which is applied to battery circuit devices, current collectors, circuit devices, etc., can solve the problem of single function of the charger, and achieve the effect of saving resources and reducing the type or quantity of equipment

Active Publication Date: 2016-04-06
北京中电科实科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] Existing chargers have relatively simple functions, many devices need to be equipped with special chargers, and batteries of different voltages also need to be equipped with different chargers

Method used

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  • A Multi-voltage Compatible Charger Circuit

Examples

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Embodiment Construction

[0013] Example attached figure 1 In the embodiment shown, a multi-voltage compatible charger circuit is composed of an input control circuit, a high-frequency switch circuit, an output circuit and a chain circuit, wherein the input control circuit consists of a power input interface (X1), a full-bridge integrated block (IC1), adjusting resistor (R3), trigger capacitor (C1), trigger diode (V1), protection diode a (V2), one-way thyristor (VS), voltage divider resistor (R7), optocoupler b ( IC5) and current-limiting resistor b (R8); the high-frequency switching circuit consists of oscillating resistor (R5), oscillating capacitor (C3), NOT gate a (IC3), NOT gate b (IC4), drive resistor (R6), field Effect tube (VT2), inductor (L), isolation resistor a (R4), filter capacitor (C2) and Zener diode b (V5); the output circuit consists of isolation resistor b (R10), charging output interface (X2), Switch (Q), sampling resistor (R9), band switch (KQ), warning diode a (V6), warning diod...

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PUM

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Abstract

A multi-voltage compatible charger circuit relates to a charger circuit, which is composed of an input control circuit, a high-frequency switch circuit, an output circuit and a chain circuit, wherein the input control circuit is composed of a power input interface, a full-bridge integrated block, Adjusting resistor, trigger capacitor, trigger diode and one-way thyristor; high-frequency switching circuit consists of oscillating resistor, oscillating capacitor, NOT gate a, NOT gate b, drive resistor, FET and inductor; output circuit consists of isolation resistor b. It is composed of charging output interface, switch and sampling resistor; the chain circuit is composed of current limiting resistor a, optocoupler a, bias resistor a and triode a; in the output circuit, the second end of the inductance (L) passes through the isolation resistor b Connect to the positive terminal of the charging output interface, the negative terminal of the charging output interface is connected to the ground wire through the switch, and the ground wire is connected to the negative pole of the full bridge integrated block through the sampling resistor. The invention is compatible to use different power sources to charge various storage batteries with different voltages.

Description

technical field [0001] The invention relates to electronic circuits, in particular to a charger circuit. Background technique [0002] Chargers are widely used in various fields, especially in the field of life, they are widely used in common electrical appliances such as mobile phones, cameras, electric vehicles, etc. The charger has a wide range of application prospects in the occasions where the battery is used as a working power source or a backup power source. [0003] In the field of solar power generation, the charger converts solar energy into electrical energy and stores it in the battery. The battery can be any form of power storage device. The load of the battery is diverse, such as lighting, water pumps, fans, air conditioners, and electronic cookers. [0004] Existing chargers have relatively simple functions, many devices need to be equipped with special chargers, and batteries of different voltages also need to be equipped with different chargers. Contents ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H02J7/00H02J7/02H02J7/10
Inventor 蒋小芳
Owner 北京中电科实科技有限公司
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