MAX20343BEWE+ Analog Devices Integrated Circuit (BGA) In Stock
Analog Devices MAX20343BEWE+ is an ultra-low quiescent current, low-noise 3.5W buck-boost regulator supporting 1.9V to 5.5V input and up to 1A output current in a 16-ball WLCSP package. Ideal for wearables and IoT devices. Available from stock with worldwide shipping.
- Manufacturer
- Analog Devices
- Package
- BGA
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- MAX20343BEWE+ Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.5210(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Ultra-low quiescent current operation extending battery life in wearable and IoT applications
- Wide 1.9V to 5.5V input voltage range covering single-cell Li-ion and alkaline battery supplies
- Compact 16-ball WLCSP package enabling miniaturized designs with up to 1A output current
Applications
The MAX20343BEWE+ is designed for battery-powered wearables, fitness trackers, and IoT sensor nodes where minimizing quiescent current is critical to maximizing battery runtime. Its buck-boost topology maintains a regulated output across the full 1.9V to 5.5V input range, making it ideal for single-cell Li-ion applications that experience wide voltage swings during charge and discharge cycles.
Specifications
| Manufacturer Package Code | 16-WLCSP-N/A |
| Date Of Intro | 2019-10-08 |
| YTEOL | 9 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Input Voltage-Max | 5.5V |
| Input Voltage-Min | 1.9V |
| Input Voltage-Nom | 3.7V |
| JESD-30 Code | R-XBGA-B16 |
| Number of Functions | 1 |
| Output Current-Max | 1A |
| Output Voltage-Max | 5.5V |
| Output Voltage-Min | 2.5V |
| Package Body Material | UNSPECIFIED |
| Package Equivalence Code | BGA16,4X4,16 |
| Package Shape | RECTANGULAR |
| Package Style | GRID ARRAY, VERY THIN PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Surface Mount | YES |
| Switcher Configuration | BUCK-BOOST |
| Terminal Finish | Tin/Silver/Copper/Nickel (Sn/Ag/Cu/Ni) |
| Terminal Form | BALL |
| Terminal Pitch | 0.4mm |
| Terminal Position | BOTTOM |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | BGA |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
| Country of Origin | Japan, Mainland China, Malaysia, Philippines, Singapore, South Korea, Taiwan, Thailand, USA |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What input voltage range does the MAX20343BEWE+ support, and what battery chemistries is it compatible with?
The MAX20343BEWE+ accepts an input voltage range of 1.9V to 5.5V with a nominal input of 3.7V, making it directly compatible with single-cell lithium-ion and lithium-polymer batteries as well as USB 5V supplies, covering the full discharge curve without dropout issues.
How does the MAX20343BEWE+ minimize power loss in wearable designs running at low load currents?
The device features ultra-low quiescent current, which significantly reduces idle power draw when output current demand is below typical operating levels. Combined with its 3.5W total power capability and 1A maximum output current, it maintains high efficiency across the 1.9V to 5.5V input range for wearable IoT hardware.
What package does the MAX20343BEWE+ use, and how does it benefit space-constrained PCB layouts?
The MAX20343BEWE+ is housed in a 16-ball WLCSP (Wafer-Level Chip Scale Package), one of the smallest package forms available, occupying minimal board area. This ultra-compact footprint suits smartwatch and fitness band designs where PCB space is measured in square millimeters and every 0.1mm² matters.
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Why Buy from FindMyChip
About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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| 1+ | $3.8025 | $3.80 |
| 106+ | $1.6478 | $174.67 |
| 304+ | $1.5210 | $462.38 |
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