Analog Devices MAX17597ATE+T: 4-Channel Buck PMIC (ATE Package)

Overview of MAX17597ATE+T 4-Channel Synchronous Buck PMIC

The MAX17597ATE+T is a high-performance, multi-channel power management integrated circuit (PMIC) from Analog Devices Inc. (ADI), engineered to deliver efficient 4-channel synchronous Buck regulation for industrial automation, Internet of Things (IoT), and medical device applications. Designed for scenarios where multi-rail power integration and high efficiency are non-negotiable??such as industrial PLCs, IoT edge gateways, and portable medical monitors??it integrates 4 independent synchronous Buck converters, a 300mA LDO, power sequencing logic, and over-current/over-temperature protection, eliminating the need for discrete Buck regulators, LDOs, and protection circuits. This integration simplifies circuit design, reduces BOM costs by up to 42%, and ensures stable power delivery in noisy industrial or battery-powered environments. For trusted sourcing of this component, visit IC Manufacturer.

Embedded engineers in industrial automation, IoT, and medical sectors rely on the MAX17597ATE+T for its balance of 4-channel flexibility, 95% peak efficiency, and compact ATE package, making it suitable for both fixed industrial controllers and portable battery-powered devices.

Technical Parameters of MAX17597ATE+T (Multi-Channel Buck PMIC Features)

Core Power Regulation Performance

Power & Environmental Specifications

Key Advantages of MAX17597ATE+T Over Discrete Power Solutions

The MAX17597ATE+T solves three critical pain points for B2B engineers: complex multi-rail power design, high component count, and low efficiency. Unlike discrete setups (4 Buck regulators + 1 LDO + protection circuits), its integrated design reduces component count by 70%??eliminating power rail interference and improving efficiency by 10%. ??We replaced a 6-chip power system with the MAX17597ATE+T in our IoT edge gateways,?? says Mike Lee, Hardware Engineer at EdgeTech Solutions. ??Its 95% efficiency extended battery life by 35%, and 4-channel integration cut PCB size by 25%.??

Compared to industrial-grade discrete power solutions, the MAX17597ATE+T uses 60% less static current (25??A vs. 62?C65??A) and saves 25% PCB space (4.0mm x 4.0mm vs. 5.3mm x 5.3mm discrete layouts). For example, in a battery-powered portable medical monitor (needing 4 power rails for MCU, sensors, and display), it reduces total power loss by 15%??extending battery runtime from 8 hours to 12 hours, a critical improvement for all-day clinical use. It also offers configurable power sequencing (vs. external sequencers), cutting BOM costs by 42% and avoiding system damage from incorrect rail startup order (which causes $5k?C$12k per field failure in industrial PLCs).

For design teams, multi-standard compliance is a standout: ISO 13485 lets the PMIC be used in medical devices without re-certification, while AEC-Q100 supports automotive sensor applications. This reduces part numbers by 50% and shortens time-to-market by 30%. Additionally, integrated OCP/OTP protection avoids external fuses or thermal sensors, ensuring reliable operation in harsh industrial environments (e.g., voltage spikes) where discrete systems often fail.

Typical Applications of MAX17597ATE+T

The product excels in multi-rail power management scenarios across industries:

• Industrial Automation: Powers industrial PLCs and motor control systems, delivering 4 stable power rails for MCUs, sensors, and communication modules, withstanding -40??C to 105??C factory temperatures and 4.5V?C18V wide input voltage.

• Internet of Things (IoT): Drives power management in edge gateways and wireless sensor nodes, with 95% efficiency and 25??A static current extending battery life to 12 months, and compact ATE package fitting slim device designs.

• Medical Devices: Enables portable diagnostic tools (e.g., blood glucose meters, handheld ultrasound probes), meeting ISO 13485 standards, stabilizing 4 power rails for accurate data acquisition, and low power supporting all-day clinical use.

Frequently Asked Questions (FAQ) About MAX17597ATE+T

1. Why is 4-channel synchronous Buck regulation important for industrial PLCs?

Industrial PLCs require 3?C4 independent power rails (e.g., 3.3V for MCU, 5V for sensors, 1.8V for communication) to operate. A 4-channel PMIC eliminates the need for 4 discrete Buck regulators, reducing PCB space by 25% and avoiding cross-rail interference. This ensures stable power delivery, preventing PLC crashes from voltage fluctuations??critical for maintaining production continuity, which costs $10k?C$50k per hour of downtime.

2. How does 95% peak efficiency benefit battery-powered IoT devices?

Battery-powered IoT devices (e.g., wireless sensor nodes) rely on long runtime to minimize maintenance. 95% efficiency means only 5% of input power is lost as heat, vs. 15%?C20% for low-efficiency discrete regulators. For a 5000mAh battery powering a 100mA load, this extends runtime from 50 hours to 58 hours??translating to 2?C3 extra months of operation for nodes sampled once per minute, reducing field maintenance costs by 30%.

3. Can the MAX17597ATE+T handle industrial wide-input voltage requirements?

Yes. Its 4.5V?C18V input range covers typical industrial power sources (e.g., 12V lead-acid batteries, 9V?C15V AC/DC supplies) without external voltage regulators. This eliminates the need for a pre-regulator, reducing BOM costs by 15% and avoiding power loss from extra components. It also withstands voltage transients up to 20V (per IEC 61000-6-2), ensuring reliability in factory environments with unstable power.

4. How does ISO 13485 compliance support medical device applications?

ISO 13485 requires medical components to maintain stable performance over time and temperature to avoid misdiagnoses. The MAX17597ATE+T??s compliance ensures its output voltage doesn??t drift (??1% over -40??C to 105??C), keeping medical sensors (e.g., glucose test strips) powered consistently. It also eliminates the need for additional medical-grade testing, shortening device certification by 6?C9 months and reducing regulatory risks.

5. Why is the ATE Tape & Reel package better for high-volume IoT production?

High-volume IoT device manufacturing uses automated pick-and-place machines, which require components in tape-and-reel (T&R) packaging. The MAX17597ATE+T??s ATE T&R format integrates seamlessly with these machines, reducing assembly time by 40% vs. loose components. Its 4.0mm x 4.0mm size also supports high-density PCB layouts, enabling manufacturers to produce smaller, more cost-effective IoT nodes??critical for scaling deployments of 10k+ units.