MAX17312X+ Analog Devices Integrated Circuit (BGA) In Stock
Analog Devices MAX17312X+ is a 1-cell ModelGauge m5 EZ fuel gauge IC with integrated battery protector, internal self-discharge detection, and SHA-256 authentication in a 15-ball WLCSP package. Available in stock with worldwide shipping.
- Manufacturer
- Analog Devices
- Package
- BGA
- Pin Count
- 15
- Lifecycle
- ACTIVE
- Datasheet
- MAX17312X+ Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of MAX17312X+?
- ModelGauge m5 EZ algorithm enables accurate 1-cell Li+ battery state-of-charge estimation without requiring battery characterization
- Integrated SHA-256 authentication prevents counterfeit battery pack usage and secures host-to-pack communication
- Internal self-discharge detection monitors cell health over time without external components
- Ultra-compact 15-ball WLCSP package with adjustable protection thresholds for over-voltage, under-voltage, and over-current events
What is MAX17312X+ used for?
The MAX17312X+ is designed for portable consumer electronics such as smartphones, wireless earbuds, and smartwatches where precise battery state-of-charge reporting and cell protection are required in a single chip. Its SHA-256 authentication function is particularly valuable in medical wearables and industrial handheld devices that must validate genuine battery packs to ensure safety and compliance. The ModelGauge m5 EZ algorithm eliminates lengthy battery characterization cycles, making it well-suited for rapid IoT product development with 1-cell lithium-ion or lithium-polymer batteries.
What are the specifications of MAX17312X+?
| Manufacturer Package Code | 15-WLCSP-N/A |
| Date Of Intro | 2019-06-20 |
| YTEOL | 9 |
| Additional Feature | Cascade Function:N;CTL:Y;Integrated MOSFET:N;PS:N |
| Adjustable Threshold | YES |
| Analog IC - Other Type | BATTERY GAUGE |
| JESD-30 Code | R-PBGA-B15 |
| Number of Channels | 1 |
| Number of Functions | 1 |
| Package Body Material | UNSPECIFIED |
| Package Equivalence Code | BGA15,3X5,20 |
| Package Shape | RECTANGULAR |
| Package Style | GRID ARRAY, VERY THIN PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Supply Current-Max (Isup) | 0.05mA |
| Supply Voltage-Max (Vsup) | 4.9V |
| Supply Voltage-Min (Vsup) | 2.3V |
| Supply Voltage-Nom (Vsup) | 3.6V |
| Surface Mount | YES |
| Terminal Finish | Tin/Silver/Copper/Nickel (Sn/Ag/Cu/Ni) |
| Terminal Form | BALL |
| Terminal Pitch | 0.5mm |
| Terminal Position | BOTTOM |
| Threshold Voltage-Nom | +2.8V |
| 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 |
Where can I find the MAX17312X+ datasheet?
MAX17312X+ Datasheet DownloadOfficial datasheet from Analog Devices
What are equivalent replacements for MAX17312X+?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How accurate is the MAX17312X+ fuel gauge and what algorithm does it use for state-of-charge estimation?
The MAX17312X+ uses Analog Devices' ModelGauge m5 EZ algorithm, which provides battery state-of-charge accuracy within 1% under typical conditions for a single Li+ cell without requiring a custom battery characterization profile. The algorithm combines open-circuit voltage measurement with coulomb counting to maintain accuracy across varying load conditions and temperatures from -20°C to 70°C.
What security feature does the MAX17312X+ provide and which designs benefit most from SHA-256 authentication?
The MAX17312X+ includes SHA-256 cryptographic authentication that allows the host system to verify whether the installed battery pack is genuine. This feature is critical in medical devices, industrial handheld tools, and premium consumer electronics where counterfeit or incompatible batteries could cause safety hazards or void warranties. Authentication operates over a 1-wire or I2C interface with a 64-bit secret key.
What protection thresholds does the MAX17312X+ support for single-cell battery packs?
The MAX17312X+ provides adjustable over-voltage, under-voltage, over-current charge, and over-current discharge protection thresholds for 1-cell lithium-ion packs. Typical over-voltage thresholds are programmable around 4.2 V to 4.35 V, and under-voltage cutoffs are settable near 2.5 V to 3.0 V, allowing designers to tune protection limits to match specific cell chemistry and application safety requirements.
What package does the MAX17312X+ come in and how small is it for space-constrained wearable designs?
The MAX17312X+ is housed in a 15-ball WLCSP (Wafer-Level Chip-Scale Package) with JESD-30 code R-PBGA-B15. WLCSP packages are among the smallest available, typically under 2 mm × 2 mm in footprint, making the MAX17312X+ an excellent fit for space-constrained wearable devices such as fitness trackers and wireless earbuds where PCB area is at a premium.
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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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