Multiple Supply Hot Swap Controller with I2C Compatible Monitoring Features: Allows Safe Insertion into Live CompactPCI™ or PCI Express™ Backplane 8-Bit ADC Monitors Current and Voltage I2C™/SMBus Interface dI/dt Controlled Soft Start Simultaneous or Sequenced Turn-On ±20V Absolute Maximum Rating for ±12V Supplies No External Gate Capacitor Required Dual-Level Circuit Breaker and Current Limit Bus Precharge Output Power Good Input with Timeout Optional Latch-off or Autoretry After Faults Alerts Host After Faults Integrated LOCAL_PCI_RST# Logic 36-Pin SSOP and 38-Pin (5mm × 7mm) QFN Packages

High Performance, Multiphase Energy, and Power Quality Measurement IC Features: 7 high performance ADCs 101 dB SNR Wide input voltage range: ±1 V, 707 mV rms FS at gain = 1 Differential inputs ±25 ppm/°C maximum channel drift (including ADC, internal VREF, PGA drift) enabling 10000:1 dynamic input range Class 0.2 metrology with standard external components Power quality measurements Enables implementation of IEC 61000-4-30 Class S VRMS ½, IRMS ½ rms voltage refreshed each half cycle 10 cycle rms/12 cycle rms Dip and swell monitors Line frequency—one per phase Zero crossing, zero-crossing timeout Phase angle measurements Supports CTs and Rogowski coil (di/dt) sensors Multiple range phase/gain compensation for CTs Digital integrator for Rogowski coils Flexible waveform buffer Able to resample waveform to ensure 128 points per line cycle for ease of external harmonic analysis Events, such as dip and swell, can trigger waveform storage Simplifies data collection for IEC 61000-4-7 harmonic analysis Advanced metrology feature set Total and fundamental active power, volt amperes reactive (VAR), volt amperes (VA), watthour, VAR hour, and VA hour Total and fundamental IRMS, VRMS Total harmonic distortion Power factor Supports active energy standards: IEC 62053-21 and IEC 62053-22; EN50470-3; OIML R46; and ANSI C12.20 Supports reactive energy standards: IEC 62053-23, IEC 62053-24 High speed communication port: 20 MHz serial port interface (SPI) Integrated temperature sensor with 12-bit successive approximation register (SAR) ADC ±3°C accuracy from −40°C to +85°C

18-Cell Battery Monitor with Daisy Chain Interface Features: Measures up to 18 battery cells in series 3 mV maximum total measurement error Stackable architecture for high voltage systems Built-in isoSPI interface 1 Mb isolated serial communications Uses a single twisted pair, up to 100 meters Low EMI susceptibility and emissions Bidirectional for broken wire protection 290 μs to measure all cells in a system Synchronized voltage and current measurement 16-bit Δ-Σ ADC with programmable third-order noise filter Passive cell balancing up to 200 mA (maximum) with programmable pulsewidth modulation 9 general purpose digital I/O or analog inputs Temperature or other sensor inputs Configurable as an I2C or SPI master 6 μA sleep mode supply current 64-lead LQFP_EP package

Quad Voltage Monitor and Sequencer Features: Powered from 2.7 V to 5.5 V on the VCC pin Logical core with internal timeouts provides power supply sequencing and fault protection 4 inputs can be programmed to monitor different voltage levels with resistor dividers Monitors 4 supplies via 0.8% accurate comparators 3 open-drain enable outputs Open-drain power-good output (PWRGD) 10-lead MSOP

3 kV RMS Signal and Power Isolated RS-485 Transceiver with 15 kV IEC ESD Features: 3 kV rms isolated RS-485/RS-422 transceiver Low radiated emissions, integrated, isolated dc-to-dc converter Passes EN 55032 Class B with margin on a 2-layer PCB Cable invert smart feature Correct reversed cable connection on A, B, Y, and Z bus pins while maintaining full receiver fail-safe feature ESD protection on RS-485 A, B, Y and Z pins ≥±12 kV IEC61000-4-2 contact discharge ≥±15 kV IEC61000-4-2 air discharge High speed 25 Mbps data rate (ADM2565E/ADM2567E) Low speed 500 kbps data rate for EMI control (ADM2561E/ADM2563E) Flexible power supplies Input VCC supply of 3 V to 5.5 V Logic VIO supply of 1.7 V to 5.5 V VSEL pin to select VISO supply of 5 V (VCC > 4.5 V) or 3.3 V PROFIBUS compliant for 5 V VISO Wide operating temperature range: −40°C to +105°C High common-mode transient immunity: 250 kV/µs Short-circuit, open-circuit, and floating input receiver fail-safe Supports 196 bus nodes (72 kΩ receiver input impedance) Full hot swap support (glitch free power-up/power-down) Safety and regulatory approvals (pending) CSA Component Acceptance Notice 5A, DIN V VDE V 0884-11, UL 1577, CQC11-471543-2012, IEC 61010-1 Complies with ANSI/TIA/EIA-485-A-98 and ISO 8482:1987(E) 28-lead, fine pitch SOIC_W package (10.15 mm 10.05 mm) with >8.0 mm creepage and clearance

Isolated Switch Regulator with Integrated Feedback Features:Isolated PWM feedback with built in compensationPrimary side transformer driver for up to 2.5 W output power with 5 V input voltageRegulated adjustable output: 3.3 V to 24 VUp to 80% efficiency200 kHz to 1 MHz adjustable oscillatorSoft start function at power-upPulse-by-pulse overcurrent protectionThermal shutdown5000 V rms isolation High common-mode transient immunity: >25 kV/s16-lead SOIC package with 8.3 mm creepageHigh temperature operation: 105C

Monolithic Dual Tracking 3A Step-Down Switching Regulator Features: Wide Input Range: – Operation from 3V to 60V Independent Supply, Shutdown, Soft-Start, UVLO, Programmable Current Limit and Programmable Power Good for Each 3A Regulator Die Temperature Monitor Adjustable/Synchronizable Fixed Frequency Operation from 250kHz to 2MHz with Synchronized Clock Output Independent Synchronized Switching Frequencies Optimize Component Size Antiphase Switching Outputs Can Be Paralleled Flexible Output Voltage Tracking Low Dropout: 95% Maximum Duty Cycle 5mm × 5mm QFN Package FMEA Compliant 38-Pin Exposed Pad TSSOP Package

Ultralow Voltage Step-Up Converter and Power Manager Features: Operates from Inputs of 20mV Complete Energy Harvesting Power Management System Selectable VOUT of 2.5V, 3V, 3.7V or 4.5V LDO: 2.2V at 3mA Logic Controlled Output Reserve Energy Output Power Good Indicator Uses Compact Step-Up Transformers Small 12-Lead (3mm × 4mm) DFN or 16-Lead SSOP Packages

15V, 2.5A Synchronous Buck-Boost DC/DC Converter Features:Regulated Output with VIN Above, Below or Equal to VOUT2.7V to 15V Input Voltage Range2.5V to 14V Output Voltage Range2.5A Continuous Output Current: VIN ≥ 5V, VOUT = 5V, PWM ModeOutput Current MonitorUp to 95% Efficiency750kHz Switching Frequency, Synchronizable Between 300kHz and 1.5MHzInternal N-Channel MOSFETsSelectable Burst Mode® Operation, IQ = 50μAShutdown Current < 1μAOvervoltage ProtectionOutput Disconnect in ShutdownInternal Soft-StartSmall, Thermally Enhanced 16-Lead (4mm × 5mm × 0.75mm) DFN and 20-Lead TSSOP Package

Dual Ideal Diode and Single Hot Swap Controller Features: Power Path and Inrush Current Control for Redundant Supplies Low Loss Replacement for Power Schottky Diodes Allows Safe Hot Swapping from a Live Backplane 2.9V to 18V Operating Range Controls N-Channel MOSFETs Limits Peak Fault Current in ≤1μs 0.5μs Ideal Diode Turn-On and Reverse Turn-Off Time Adjustable Current Limit with Circuit Breaker Smooth Switchover without Oscillation Adjustable Current Limit Fault Delay Fault and Power Status Output 20-Lead 4mm × 5mm QFN and 16-Lead SSOP Packages