CONTROL CIRCUIT AND POWER SUPPLY CIRCUITPROBLEM TO BE SOLVED: To enable optimization of dead time, even if a gate breakdown voltage of a transistor, in a driving control circuit in a power supply circuit, is lower than an input voltage.ITO YUJI伊藤 雄司...
CONSTITUTION: A switching regulator 30 has a driver 2 for controlling the operation of a switching transistor 1 directly, and an OR gate 6 for determining logic which the driver 2 outputs. To one input end of the OR gate 6 the output terminal Q of an RS flip-flop 5 is connected. And...
峰值电流控制使用TI C2000目标支持库的峰值电流控制(PCC)组件实现。该组件集成了多个MCU外围设备,包括PWM发生器、比较器和数模转换器,以实现所需的PCC功能。 该模型分为两个不同的子系统,称为“Plant” and “Controller”。该装置包含一个升压变换器电路,控制器使用TI C2000 PCC组件实现峰值电流模式控制和输出电压...
A circuit with a power transistor (T1) having a connection (G) connected to a control (10) and load (D-S) connections. The control comprises two control units with current source (Tq1,Tq2) the controls having current sources (Iq3,Iq4) at the output (AK) which are produced non-linearly...
Power control circuitry is provided for controlling connection of a power source having a source voltage level to a switched power rail to provide power to an associated circuit block. The power control circuitry comprises a switch block for selectively connecting the switched power rail to the powe...
Power supplies tend to get a reputation as one of the most important power considerations of a DC control circuit - but we can’t ignore other key players: power filters, converters, and backup power modules.
The second mode is sustained for a predetermined time by means of a charge/discharge circuit 5. When a first mode is designated by means of the remote controller 7 and a jig prior to shipment, the power switch is not turned ON even upon recovery of power supply. Consequently, production ...
To provide a power supply control circuit reduced in charging loss and reduced in leak current irrespective of the kind of a generating set, and whereby to improve the charging efficiency of an electronic apparatus comprising the generating set or an accumulator device, and to elongate a time for...
PURPOSE:To prevent a malfunction of a memory which uses the input power supply voltage as a power supply by cutting off a control transistor when said input power supply voltage is not obtained any more after detecting the presence or absence of the input power supply voltage. CONSTITUTION:A ...
Provided is a power supply circuit including a plurality of converter circuits having a wide input voltage range and capable of handling light loads to heavy loads, and a control circuit therefor. A power supply circuit includes an input voltage, transformers TS1 and TS2 each having a primary...