MAX1259EPE IC Sourcing Guide for Backup Power Systems

The MAX1259EPE is a high-efficiency battery manager IC from Maxim Integrated (now Analog Devices), primarily used for automatic backup-battery switchover in CMOS RAM and microprocessor systems Analog Aetrixelec.

Product Specifications & Trends

* Low-Power Efficiency: It consumes less than 100nA in standby mode, which is significantly lower than previous standards like the DS1259 Analog.

* Key Monitoring: Includes built-in power-fail outputs and low-battery indicators (tripped below +2V) to ensure system reliability Analog.

* Shipping Mode: Features a unique RST input that allows for battery disconnection to prevent discharge during shipping, automatically reconnecting once primary power is applied Analog.

* RoHS Transition: The market has largely transitioned to the lead-free MAX1259EPE+ version. The original "EPE" suffix (PDIP package) is now frequently categorized as "Non-Stock" or "Special Order" by major Western distributors like DigiKey Digikey.

Market Trends & Availability

* B2B Pricing: In the wholesale market, units are available starting from $1.53 for large volumes (3,000+ pieces), with smaller batches priced around $3.00–$7.32 per piece Alibaba Alibaba.

* 2026 Semiconductor Landscape: The broader IC market is currently in a robust upcycle, valued at $454 billion. However, specialized components face volatile lead times, with some programmable logic and power management segments seeing delays between 26 and 52 weeks due to AI-driven capacity constraints Avnet.

* Supply Source: High-volume stock is concentrated among Shenzhen-based electronics distributors, offering both original components and lead-free variants Alibaba Alibaba.

Max1259epe

Overview

Product Specifications & Trends

Market Trends & Availability

Max1259epe Battery Manager Ic

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Sources & References