MIC38HC44YM Micrel Inc, MIC38HC44YM Datasheet
MIC38HC44YM
Specifications of MIC38HC44YM
MIC38HC44YM
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MIC38HC44YM Summary of contents
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MIC38HC42/3/4/5 General Description The MIC38HC4x family are fixed frequency current-mode PWM controllers with 1A drive current capability. Micrel’s BiCMOS devices are pin-compatible with 384x bipolar de- vices. Their high output drive, with fast rise and fall times, combined with low ...
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... Contact Factory –40°C to +85°C Contact Factory –40°C to +85°C MIC38HC42YM –40°C to +85°C MIC38HC43YM –40°C to +85°C MIC38HC44YM –40°C to +85°C MIC38HC45YM –40°C to +85°C MIC38HC42-1YM –40°C to +85°C MIC38HC43-1YM –40°C to +85°C MIC38HC44-1YM – ...
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MIC38HC42/3/4/5 Pin Configuration MIC38HC4x COMP ISNS 3 RT/CT 4 8-Pin DIP (N) 8-Lead SOIC (M) Pin Description Pin Number Pin Number Pin Name -1BN, -1BM ...
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MIC38HC42/3/4/5 Absolute Maximum Ratings Zener Current (V ) ................................................... 30mA DD ≥ Operation at 18V may require special precautions (Note 6). Supply Voltage (V ), Note 6 ....................................... 20V DD Switch Supply Voltage (V ) .......................................... 20V D Current Sense ...
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MIC38HC42/3/4/5 Parameter Test Conditions Current Sense Gain Notes 2, 3 MaximumThreshold V COMP PSRR 12 ≤ V Input Bias Current Delay to Output Output R ‘HC’ High I DS(ON) SOURCE R ‘HC’ Low I DS(ON) SINK Rise Time T A ...
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MIC38HC42/3/4/5 Typical Characteristics Oscillator Frequency Configuration 100 200pF 470pF 1nF 1.8nF 10 4.7nF 10nF V = 15V 1x10 1x10 1x10 OSCILLATOR FREQUENCY (Hz) Current Sense Amplifier vs. Error Amplifier Output 1.2 1.0 125°C 0.8 0.6 ...
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MIC38HC42/3/4/5 Package Information 0.018 (0.57) .235 (5.969) .215 (5.461) .160 MAX (4.064) .160 (4.064) .100 (2.540) April 2005 PIN 1 DIMENSIONS: INCH (MM) 0.380 (9.65) 0.370 (9.40) 0.135 (3.43) 0.125 (3.18) 0.380 (9.65) 0.130 (3.30) 0.320 (8.13) 0.100 (2.54) 0.0375 ...
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... MAX) 0.057 (1.45) 0.049 (1.25) MICREL INC. 2180 FORTUNE DRIVE SAN JOSE, CA 95131 USA + 1 (408) 944-0800 TEL This information furnished by Micrel in this data sheet is believed to be accurate and reliable. However no responsibility is assumed by Micrel for its use. Micrel reserves the right to change circuitry and specifications at any time without notification to the customer. ...