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2A 1-Cell Li+ DC-DC Charger for USB and Adapter Power, 28-LFCSP-4X4X0.75, 28 Pins, -40 to 85C
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
MAX8903AETI+ by Analog Devices Inc is a Power Management Circuit.
Power Management Circuits are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
700-MAX8903AETI
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Mouser Electronics | Battery Management 2A 1-Cell Li+ DC-DC Charger for USB and RoHS: Compliant | 200 |
|
$4.9900 / $8.7400 | Buy Now |
|
Analog Devices Inc | 2A 1-Cell Li+ DC-DC Charger fo Package Multiple: 1 | 502 |
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$3.8000 / $10.2700 | Buy Now |
|
Rochester Electronics | MAX8903 - 2A 1-Cell Li+ DC-DC Charger for USB and Adapter Power RoHS: Compliant Status: Active Min Qty: 1 | 61 |
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$3.9900 / $4.9900 | Buy Now |
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MAX8903AETI+
Analog Devices Inc
Buy Now
Datasheet
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Compare Parts:
MAX8903AETI+
Analog Devices Inc
2A 1-Cell Li+ DC-DC Charger for USB and Adapter Power, 28-LFCSP-4X4X0.75, 28 Pins, -40 to 85C
Select a part to compare: |
Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | ANALOG DEVICES INC | |
Part Package Code | 28-LFCSP-4X4X0.75 | |
Package Description | 4 X 4 MM, ROHS COMPLIANT, TQFN-28 | |
Pin Count | 28 | |
Manufacturer Package Code | 28-LFCSP-4X4X0.75 | |
Reach Compliance Code | compliant | |
Date Of Intro | 2009-01-28 | |
Samacsys Manufacturer | Analog Devices | |
Adjustable Threshold | YES | |
Analog IC - Other Type | POWER SUPPLY SUPPORT CIRCUIT | |
JESD-30 Code | S-XQCC-N28 | |
JESD-609 Code | e3 | |
Length | 4 mm | |
Moisture Sensitivity Level | 1 | |
Number of Channels | 1 | |
Number of Functions | 1 | |
Number of Terminals | 28 | |
Operating Temperature-Max | 85 °C | |
Operating Temperature-Min | -40 °C | |
Package Body Material | UNSPECIFIED | |
Package Code | HVQCCN | |
Package Equivalence Code | LCC28,.16SQ,16 | |
Package Shape | SQUARE | |
Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | |
Peak Reflow Temperature (Cel) | 260 | |
Qualification Status | Not Qualified | |
Seated Height-Max | 0.8 mm | |
Supply Current-Max (Isup) | 4 mA | |
Supply Voltage-Max (Vsup) | 16 V | |
Supply Voltage-Min (Vsup) | 4.15 V | |
Supply Voltage-Nom (Vsup) | 5 V | |
Surface Mount | YES | |
Technology | BICMOS | |
Temperature Grade | INDUSTRIAL | |
Terminal Finish | Matte Tin (Sn) | |
Terminal Form | NO LEAD | |
Terminal Pitch | 0.4 mm | |
Terminal Position | QUAD | |
Time@Peak Reflow Temperature-Max (s) | 30 | |
Width | 4 mm |
This table gives cross-reference parts and alternative options found for MAX8903AETI+. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of MAX8903AETI+, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
Part Number | Manufacturer | Composite Price | Description | Compare |
---|---|---|---|---|
MAX8903AETI+ | Maxim Integrated Products | $5.8596 | Power Supply Support Circuit, Adjustable, 1 Channel, BICMOS, 4 X 4 MM, ROHS COMPLIANT, TQFN-28 | MAX8903AETI+ vs MAX8903AETI+ |
A good PCB layout for the MAX8903AETI+ involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the traces between the device and the capacitors. A 4-layer PCB with a dedicated power plane and a dedicated ground plane is recommended. Additionally, it's essential to follow the layout guidelines provided in the datasheet and application notes.
Optimizing the compensation network for the MAX8903AETI+ involves selecting the right values for the compensation resistors and capacitors. A good starting point is to use the values recommended in the datasheet. Then, use simulation tools or empirical methods to fine-tune the values based on the specific application requirements and PCB layout. It's essential to ensure that the compensation network provides sufficient phase margin and gain margin to ensure stability.
The MAX8903AETI+ can handle input voltages up to 28V, but it's essential to ensure that the input voltage does not exceed the absolute maximum rating of 30V. Additionally, the device can handle input voltage transients up to 40V for a short duration (less than 100ms). However, it's recommended to use input voltage protection circuitry to prevent damage from voltage transients or spikes.
To ensure that the MAX8903AETI+ operates within the safe operating area (SOA), it's essential to monitor the device's junction temperature, input voltage, and output current. The device should be operated within the recommended operating conditions specified in the datasheet. Additionally, it's recommended to use thermal management techniques such as heat sinks or thermal interfaces to keep the junction temperature within the recommended range.
The recommended input capacitor type for the MAX8903AETI+ is a low-ESR ceramic capacitor with a value of 10uF to 22uF. The capacitor should be rated for the maximum input voltage and should have a low equivalent series resistance (ESR) to minimize voltage ripple and ensure stable operation.