MIC2807-NNYML TR Micrel Inc, MIC2807-NNYML TR Datasheet
MIC2807-NNYML TR
Specifications of MIC2807-NNYML TR
MIC2807-NNYML TR
MIC2807-NNYMLTR
MIC2807-NNYMLTR
Related parts for MIC2807-NNYML TR
MIC2807-NNYML TR Summary of contents
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... The constant frequency DC/DC converter along with dual low noise LDO regulators enables a very quiet and efficient solution for mobile applications. The MIC2807 is a µCap design, operating with small ceramic output capacitors and inductors for stability, reducing required board space and component cost and it is available in the tiny 2 ...
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... MLF (Top View) 2 Package Lead Finish ® 17-Pin 2.5mm x 2.8mm MLF Pb-Free ® 17-Pin 2.5mm x 2.8mm MLF Pb-Free ® 17-Pin 2.5mm x 2.8mm MLF Pb-Free ® 17-Pin 2.5mm x 2.8mm MLF Pb-Free ® (ML) MIC2807 M9999-022008-B ...
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... Enables LDO1 Regulator Enables the DC/DC Converter. 15 AVIN Supply voltage for DC/DC converter control circuitry and reference voltage circuit. Must be connected to PIN 5. 16 Connect. February 2008 = 1.5V ) when V DAC OUT ≤ OUT OUT DAC 3 MIC2807 > Bypass mode is IN OUT x 3. M9999-022008-B ...
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... OUT A Min Typ 2.7 480 1.3 30 0.01 2.6 85 160 20 1 100 490 360 1.8 1.746 0.05 0.2 0.55 0.6 0.65 0.85 2 1.8 MIC2807 Max Units V 5.5 µ µ 2.7 mV ºC ºC 5 µA % 650 µA 450 µ ...
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... OUT +1V to 5.5V > 2.8V OUT > 2.8V OUT > 2.8V OUT = 0.1µF BYP = 0.1µF BYP OUT +1V to 5.5V > 2.8V OUT > 2.8V OUT = 0.1µF BYP = 0.1µF BYP 5 MIC2807 Min Typ Max Units 25 µs 50 0.15 µ V/V 1.2 V 1.176 1.224 µ 150 mΩ ...
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... Dropout voltage is defined as the input-to-output differential at which the output voltage drops 2% below its nominal value measured at 1V differential. 8. Ground pin current is the regulator quiescent current. February 2008 (ambient temperature D(max) J(max θ Exceeding the maximum allowable power A JA M9999-022008-B MIC2807 ...
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... INPUT VOLTAGE (V) DC/DC Switching Frequency vs. Temperature 3.5 3.0 2.5 2 0.5V DAC 1 1.5V OUT I = 300mA OUT 0.5 -40 - 100 120 TEMPERATURE (°C) 7 MIC2807 1.5V DC/DC Efficiency OUT 100 4. 3. 0.1 0.2 0.3 0.4 0.5 OUTPUT CURRENT (A) DC/DC Line Regulation 1 ...
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... OUT 100 3. 2.8V OUT 2.2µF OUT 0 0 100 1000 FREQUENCY (kHz) 8 MIC2807 LDO2 Line Regulation 2.810 2.805 2.800 2.795 I = 15mA OUT C = 1µF OUT 2.790 2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5 INPUT VOLTAGE (V) LDO1 Dropout Voltage vs. Temperature 3. 2.8V ...
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... Micrel, Inc. Typical Characteristics (LDO1/LDO2 cont.) LDO1/LDO2 Output Noise Spectral Density 10 1 0 2.8V OUT C = 1µF OUT 0.001 0.01 0 100 1000 10000 FREQUENCY (kHz) February 2008 9 MIC2807 M9999-022008-B ...
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... L = 4.7µH OUT Time (400ns/div) February 2008 C = 1µF OUT DC/DC Load Transient 300mA 1.8V OUT L = 4.7µ 1µF 10mA OUT Time (20µs/div) 10 DC/DC Start-Up Waveforms 1.8V OUT I = 300mA OUT L = 4.7µ 1µF OUT Time (10µs/div) M9999-022008-B MIC2807 ...
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... Micrel, Inc. Functional Characteristics (cont.) LDO1 Start-Up Waveforms Time (10µs/div) February 2008 V = 3.6V 10mA 2.8V OUT I = 200mA OUT C = 2.2µF OUT 11 MIC2807 LDO1 Load Transient 200mA 2.8V OUT C = 2.2µF OUT Time (20µs/div) M9999-022008-B ...
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... Micrel, Inc. Functional Diagram February 2008 MIC2807 Block Diagram 12 MIC2807 M9999-022008-B ...
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... Micrel, Inc. Device Functional Description The MIC2807 is a power management IC with a single integrated step-down regulator and two low dropout regulators. LDO1 is a 200mA low dropout regulator and LDO2 is a 30mA low dropout regulator. The 500mA pulse-width-modulated (PWM) utilizes a dynamically adjustable output voltage for powering RF power amplifiers ...
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... February 2008 Inductor Selection The MIC2807 is designed for use with a 4.7µH inductor. Proper selection should ensure that the inductor can handle the maximum average and peak currents required by the load. Maximum current ratings of the inductor are generally given in two methods ...
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... Micrel, Inc. PCB Layout February 2008 Layout Schematic 15 MIC2807 M9999-022008-B ...
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... Micrel, Inc. February 2008 Top Layer 16 MIC2807 M9999-022008-B ...
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... Micrel, Inc. February 2008 Bottom Layer 17 MIC2807 M9999-022008-B ...
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... Purchaser’s use or sale of Micrel Products for use in life support appliances, devices or systems is a Purchaser’s own risk and Purchaser agrees to fully February 2008 17-Pin 2.5mm x 2.8mm MLF indemnify Micrel for any damages resulting from such use or sale. © 2006 Micrel, Incorporated. 18 ® (ML) MIC2807 M9999-022008-B ...