2N 2N 2N Units. Collector – Emitter Voltage. VCEO. . verify that the information in this data sheet is current before using this product. Visit for additional data sheets and product information. Forward Current Transfer Ratio. IC = 10 Adc, VCE = 3 Vdc. 2N 2N NPN POWER SILICON TRANSISTOR. Qualified per MIL-PRF/ T4- LDS Rev. 1 (). Page 1 of 5. DEVICES. LEVELS. 2N 2N

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To assure that the reliability level does not change over a period of time. A—First significant figure of resistance in ohms.


Normalized Radiation Coefficient, Hr The emissivity, e, can be found in Table for various heatsink surfaces. Basic Regulator Configurations The basic current configuration for the positive three terminal regulators is shown in Figure 3- 1C.

These are instantaneous values. The soft start is controlled by C5 and R5. For remote sense applications, the posi- The recommended value of Iref is 1. The block diagram of the MC is shown in Figure The resulting output current- voltage characteristic is shown in Figure B.

Switching power supply components have actually evolved from components used in similar applications. Internal current limit amplifier for excellent current regulation and sharp cross- over between constant voltage and constant current regulation modes. For optimum regulation, current out of between zero and Imax- 5, I5, should not exceed 0.

The required 6Sa for the heatsink is then determined using Equations Second Significant Figure C? E cores expose the windings to air so that heat is not trapped inside. These voltage regulators are excep- tionally easy to use and require only two external resistors to set the output voltage. Because full line rather than half is applied to the primary winding, the power output can almost double that of the half bridge with the same switching transistors. Integrated Circuits Integrated circuits ICs come in a variety of packages, including transistor-like metal cans, dual and single in-line packages DIPs and SIPsflat-packs and surface-mount packages.


Now, the output ripple can be determined. Spec 55A, Voltage Rating: Conventional E and pot core ferrites are difficult to work with because their permeability is too high even with relatively large gaps 50 to mili-inches. Each of the four output stages employs one filter capacitor and one diode. Wall Mount Receptacle, No. This method is ‘Needed if supply not current limited Figure However, an additional floating low voltage input supply is required.

The risks involved in sampling are described by the operating characteristic O. The input supply is now designed using the information contained in Section 8 and the regulator circuit is constructed using the guidelines given in Section 5.

T Coilcraft Cary, IL. Filter Capacitor Ground Loop Figure Rectification Schemes 63 In this section, specification of the filter capacitor, rectifier and transformer ratings will be discussed.

2N Datasheet(PDF) – Comset Semiconductor

The inverting inputs of both amplifiers are connected datashret to a 2. F are all standard capacitance values, available in all three tolerances. One decade of these values for three common tolerance ratings is shown in Table The full- wave bridge is usually used in all other high-current applications.

This configuration has the additional benefit of better temperature stability than that of 2n624 simple resistor-zener reference. Basically, the on-time of the square wave drive to the inverter is controlled by the output voltage. If small voltage reduction, that is good voltage regulation, is required, a much larger diode is necessary than that demanded by the average current rating. The specifications for the choke input filter will not be considered since the simpler capacitor input type is more commonly used in series regulated circuits.


Complete device 2nn6249 are given in the data sheets of Section Determination of D for Use in -q Nomograph of Figure Heatsink Design Example Design-a flat rectangular heatsink for use with a horizontally mounted power device on.

E-C cores offer a performance advantage better coupling but standard E cores cost less and are also used in these applications. Hr, is dependent on the ambient temperature, Ta, datasjeet the heatsink temperature rise, Ts — Ta, given by Equation Methods for obtaining increased output current are shown in Section 3.

Diode D 2 protects against capacitor from discharging through the regulator during an output short circuit. A variety of current ranges from mA to 3.

Made from soft allow copper 0. Secondary Resistance should be 3.

2N Datasheet PDF – Comset Semiconductors

For the floating regulators, the range of output voltages that can be obtained with the regulator. The MC, Ul, is used to sense an overvoltage condition at the output, and will trigger the crowbar S. If the curve of I 5 versus time is not given on the data sheet, the approximate value for!