AAT2510IWP-IE-T1 ANALOGICTECH [Advanced Analogic Technologies], AAT2510IWP-IE-T1 Datasheet
AAT2510IWP-IE-T1
Related parts for AAT2510IWP-IE-T1
AAT2510IWP-IE-T1 Summary of contents
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General Description The AAT2510 is a member of AnalogicTech's Total Power Management IC™ (TPMIC™) product fam- ily comprised of two 1MHz step-down con- verters designed to minimize external component size and cost. The input voltage ranges from 2.7V ...
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Pin Descriptions Pin # Symbol Function 1, 4 EN1, EN2 Converter enable input. A logic high enables the converter channel. A logic low forces the channel into shutdown mode, reducing the channel supply current to less than 1µA. This pin ...
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Absolute Maximum Ratings Symbol Description V VIN1, VIN2 to SGND1, SGND2, GND1, and GND2 IN V LX1, LX2 to GND1, GND2 LX V FB1 and FB2 to SGND1, SGND2, GND1, and GND2 FB V EN1 and EN2 to SGND1, SGND2, ...
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Electrical Characteristics T = -40°C to 85°C, unless otherwise noted. Typical values are T A Symbol Description Step-Down Converter Channels V Input Voltage IN V UVLO Threshold UVLO V Output Voltage Tolerance OUT V Output Voltage Range OUT I Quiescent ...
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Typical Channel Characteristics Efficiency vs. Load = 2.5V 4.7µ µ OUT 100 0.1 1.0 10 Output Current (mA) Efficiency vs. ...
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Typical Channel Characteristics Switching Frequency vs. Temperature (V = 3.6V 1.5V 0.20 0.10 0.00 -0.10 -0.20 -40 - Temperature (° ° C) P-Channel R vs. Input Voltage DS(ON) 750 700 650 120°C 100°C ...
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Typical Channel Characteristics Load Transient Response = 1.8V 4.7µ µ F) (30mA - 300mA 3.6V OUT 2.0 1.9 1.8 300mA 1.7 1.6 30mA 1.5 1.4 1.3 1.2 Time (25µs/div) Line Regulation (V = 1.8V) ...
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Functional Block Diagram FB1 Reference EN1 See Note SGND1 FB2 EN2 See Note Note: Internal resistor divider included for ≥1.2V versions. For low voltage versions, the feedback pin is tied directly to the error amplifier input. Operation Device Summary The ...
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V = 2 0.1µF 10µF AAT2510 12 9 VIN1 VIN2 1 4 2.5V at 400mA EN1 EN2 LX1 LX2 4.7µH 4.7µ FB1 FB2 3 6 SGND1 SGND2 ...
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Applications Information Inductor Selection The step-down converter uses peak current mode control with slope compensation to maintain stabil- ity for duty cycles greater than 50%. The output inductor value must be selected so the inductor current down slope meets the ...
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The equation below solves for input capacitor size for both channels. It makes the worst-case assumptions that both converters are operating at 50% duty cycle and are synchronized ⎛ ⎞ ESR • 4 ...
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ESR and ESL characteristics necessary for low output ripple. The output voltage droop due to a load transient is dominated by the capacitance of the ceramic out- put capacitor. During ...
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Thermal Calculations There are three types of losses associated with the AAT2510 converter: switching losses, conduction losses, and quiescent current losses. Conduction losses are associated with the R DS(ON) of the power output switching devices. Switching losses are dominated by ...
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Design Example Specifications = 2.5V @ 400mA (adjustable using 0.6V version), pulsed load ∆ 1.8V @ 400mA (adjustable using 0.6V version), pulsed load ∆ 2.7V to 4.2V (3.6V nominal 1.0 ...
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Output Capacitor 3 · ∆I 3 · 0.3A LOAD OUT V · F 0.2V · 1MHz DROOP · OUT IN(MAX · RMS(MAX) L · F · · ...
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AAT2510 Losses The maximum dissipation occurs at dropout where V 85°C and a junction temperature of 120° · (R · DSON(HS TOTAL + (t · F · · ...
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Adjustable Version R2 59kΩ Ω (0.6V device) V (V) OUT 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.8 1.85 2.0 2.5 Fixed Version R2, R4 Not Used V (V) OUT 0.6-3.3V Figure 4: AAT2510 Evaluation Board Top ...
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Manufacturer Part Number Sumida CDRH3D16-4R7 Sumida CDRH3D16-100 MuRata LQH32CN4R7M23 MuRata LQH32CN4R7M33 MuRata LQH32CN4R7M53 Coilcraft LPO6610-472 Coilcraft LPO3310-472 Coiltronics SDRC10-4R7 Coiltronics SDR10-4R7 Coiltronics SD3118-4R7 Coiltronics SD18-4R7 Table 4: Typical Surface Mount Inductors. Manufacturer Part Number MuRata GRM219R61A475KE19 MuRata GRM21BR60J106KE19 MuRata GRM21BR60J226ME39 ...
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... Q 2.85 R 2.9 S 3 XYY = assembly and date code. 2. Sample stock is generally held on part numbers listed in BOLD. 2510.2005.08.1.5 Dual 400mA, 1MHz Step-Down DC-DC Converter Marking 1 Channel 2 0.6V OBXYY 3.3V PNXYY 1.2V PEXYY 1.5V OTXYY 1.6V QJXYY AAT2510 Part Number (Tape and Reel) AAT2510IWP-AA-T1 AAT2510IWP-AW-T1 AAT2510IWP-IE-T1 AAT2510IWP-IG-T1 AAT2510IWP-IH- ...
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Package Information 3.00 ± 0.05 Detail "A" Top View 7.5° ± 7.5° 0.05 ± 0.05 Side View All dimensions in millimeters. AnalogicTech cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in an AnalogicTech product. No ...