LM396K DATASHEET PDF

LM396K DATASHEET PDF

the LM In addition to excellent load and line regulations, the DATA SHEET FOR REFERENCE ONLY. Consult for possible alternate. LMK Datasheet, LMK PDF, LMK Data sheet, LMK manual, LMK pdf, LMK, datenblatt, Electronics LMK, alldatasheet, free, datasheet. LMK datasheet, chip LMK pdf, LMK circuit, ic, LMK, Datasheet search site, Electronic Components and Semiconductors.

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Output voltage guaranteed under worst-case conditions. Power NPNs have low collecter resistance and do not require collector bond wires Collectors are all common to substrate Standard NPNs are still isolated.

Last edited by deze4; 26th August at Tel a49 16 Thermal regulation specified on data sheet. Hierarchical block is unconnected 3. Here are few graphs for your reference for selecting heat sink without complex calculations: A lm39k look at the curves show that heat sink resistance i.

LM (ETC) PDF技术资料下载 LM 供应信息 IC Datasheet 数据表 (1/14 页)

Electrical line regulation is very good on the LM Equating complex number interms of the lm936k 6. If you look page 9 of the datasheet it gives you the complete information and calculating R3.

How can the power consumption for computing be reduced for energy harvesting? Internal current and power limiting. C3 improves ripple rejection output imped- ance and noise C2 should be 1 mF or larger close to the regulator if C3 is used. Better still anyone who can give me a schematic so i can jst construct it i would be very grateful i’m jst a l engr student.

Nominal line voltage AC rms. Fax a49 85 To keep in mind that the bypass capacitor on the adjust- ment pin will limit the turn-on time of the regulator A 25 mF capacitor combined with the output divider resistance will give an extended output voltage settling time following the application of input power.

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Output voltage is continuously adjustable from 1 25V to 15V Higher output voltages are possible if the maximum input-output voltage differential specification is not exceed- ed Full load current of 10A is available at all output volt- ages subject only to the maximum power limit of 70W and of course maximum junction temperature. Using single 12V supply to deliver 12V and 5V The LM is a 10 amp regulator adjustable from 1 25V to 15V which uses a revolutionary new IC fabrication structure to combine high power discrete transistor technology with modern monolithic linear IC processing This combination yields a high-performance single-chip regulator capable of supplying in excess of 10 amps and operating at power lev- els up to 70 watts The regulators feature on-chip trimming of reference voltage to.

Measuring air gap of a magnetic core for home-wound inductors and flyback transformer 7. Line regulation is measured on a short-pulse low-duty-cycle basis to maintain constant junction temperature Changes in output voltage due to thermal.

For best TC of Dataeheet. My circuit works fine except for 1 thing the voltage drops by 0. Last edited by deze4; 30th August at Figure 7 the LMA op amp forces the voltage loss.

Satasheet LM will tolerate a wide range of input and output capacitance but long wire runs or small values of output capacitance can sometimes cause problems If an output capacitor is used it should be 1 mF or larger We suggest 10 m.

Thermal resistance from junction to ambient i. For the same conditions as before with TC. Input port and input output port declaration in top module 2. Direct paralleling of regulators datasneet not normally recommend- ed because they do not share currents equally The regula- tor with the highest reference voltage will supply all the cur- rent to the load until it current limits With an 18A load for instance one regulator might be operating in current limit at 16A while the second device is only carrying 2A Power dis- sipation in the high current regulator is extremely high with attendant high junction temperatures Long term reliability cannot be guaranteed under these conditions.

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LM396K Datasheet

Fax 1 Tel 1 Rectifier forward voltage drop at three times DC output current. The LM is in a TO-3 package with oversized 0 leads to provide best possible load regulation Operating junction temperature range is.

Total thermal resistance junction-to-ambient will include junction-to-case thermal resistance plus interface resistance and heat sink resistance See.

Consider reading this before posting: Thermal as well as electrical load regulation must be con- sidered with IC regulators Electrical load regulation occurs in microseconds thermal regulation due to die thermal gra- dients occurs in the 0 2 ms ms time frame and regula- tion due to overall temperature changes in the die occurs over a 20 ms to 20 minute period depending on the time constant of the heat sink used Gradient induced load regu- lation is calculated from.

Output will be within. With no adjustment pin bypass For output volt- ages other than 5V multiply vertical scale by V. Output is short circuit protected. Deutsch Tel a49 85 Dropout voltage is input-output voltage differential measured at a forced reference voltage of 1 15V with a 10A load and is a measurement of the. You can use for higher output voltage but the difference between Vin-Vout should not exceed the specifications at the recommended Junction Temperature.

Ripple rejection at the normal ripple frequency of Hz is a function of both electrical and thermal effects in the LM If the adjustment pin is not bypassed with a capaci- tor it is also dependent on output voltage A 25 mF capaci- tor from the adjustment pin to ground will make ripple rejec- tion independent of output voltage for frequencies above Hz If lower ripple frequencies are encountered the ca- pacitor should be increased proportionally.

DC regulated output voltage. Figure 5a will typically.