Circuits & Schematics Linear Technology - 6

51. Low-cost RF sniffer finds 2.4-GHz sources
    Circuits Wireless Measurement Linear Technology LT5534
    Vladimir Dvorkin, Linear Technology EDN Whether you measure or use RF circuits that operate in the popular 2.4-GHz ISM (industrial/scientific/medical) band, cordless telephones, Wi-Fi access points, Bluetooth devices, and microwave ovens can ...
    15-11-2017
52. The Wien-bridge oscillator is reborn
    Circuits Analogue Design Oscillators Linear Technology LT1012 LT1056
    Michael Fisch EDN In 1940, William Hewlett and David Packard launched a product from a garage. The product was a Wien-bridge oscillator. It consisted of a single-pole highpass filter in series with a single-pole lowpass filter. To keep the gain ...
    09-11-2017

53. Simple Power Backup Supply for a 3.3V Rail
    Circuits Supply Linear Technology LTC3643
    Introduction Data loss is a concern in telecom, industrial and automotive applications where embedded systems require a dependable supply of power. Sudden power interruptions can corrupt data during read and write operations performed by hard ...
    31-10-2017
54. DIY DCV Calibrator & reference has under 70µV error
    Circuits Measurement Linear Technology LTC2641
    [Editor’s note: This programmable DC reference calibrator will make a great DIY project for your lab bench. Full design files for the analog portion are provided, leaving the microcontroller part up to you. Send me your code if you build this ...
    29-08-2017
55. Single-/Dual-Supply Precision Analog Limiter Handles Wideband Signals
    Circuits Analogue Design Linear Technology LT1810
    Alex Rysin Electronic Design Limiter circuits are often needed to prevent a wide-range signal from overloading the next stage in the signal chain this user-adjustable circuit provides bipolar limiting at precise preset value. As the name implies, a ...
    17-08-2017
56. Low Power Op Amp: Low Power Filter, Headphone Driver Revisited
    Circuits Analogue Design Audio Linear Technology LTC6261 LTC6262 LTC6263
    Introduction A new family of op amps features industry leading speed versus supply current. The LTC6261/LTC6262/LTC6263 family (single, dual, quad) provides 30 MHz at a low 240 uA supply current, with 400 uV maximum offset voltage and rail-to-rail ...
    02-08-2017
57. 560V Input, No-Opto Isolated Flyback Converter
    Circuits Supply Power Linear Technology LT8315
    George Qian, Linear Technology Design Note 559 Introduction In traditional isolated high voltage flyback converters, tight regulation is achieved using opto-couplers to transfer regulation information from the secondary-side reference circuitry to ...
    18-07-2017
58. Hybrid Switching/Linear Method Yields LED-Current Controller with Wide Dimming Ratio
    Circuits Supply Light Linear Technology LT3083 LT6015 LT8614 LTM8042
    By using two basic power-supply topologies in conjunction, this circuit provides an easily controlled current source that is well-suited for dimming LEDs Many applications for LED illumination require wide dimming ratios, which can be easily done ...
    21-06-2017
59. High Voltage, High Efficiency Positive to Negative Converter
    Circuits Supply Power Linear Technology LTC3896
    Introduction Positive to negative conversion (inverting output) is widely used in LCD devices, OLED displays, audio amplifiers, industrial machinery, semiconductor manufacturing process control equipment, measurement tools, testing systems, LED ...
    15-06-2017
60. Inverting Regulator Takes Inputs Up to 50V and Supports Outputs to 4A
    Circuits Supply Power Linear Technology LTC7149
    Introduction Positive-to-negative DC/DC conversion (inverting output) is widely used in LCD devices, OLED displays, audio amplifiers, industrial equipment, measurement tools, test systems, LED drivers and battery chargers. In all of these cases, ...
    09-05-2017

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