Triple Output Synchronous 3-Phase DC/DC Controller with Up/Down Tracking Features: Current Mode Controller with On-board MOSFET Drivers Programmable Power Up/Down Tracking Wide VIN Range: 3.3V to 36V (VCC = 5V) ±1% 0.6V VFB Accuracy Over Temperature Power Good Output Voltage Monitor Phase-Lockable or Adjustable Frequency: 160kHz to 700kHz OPTI-LOOP® Compensation Minimizes COUT Current Foldback and Overvoltage Protection Selectable Continuous, Discontinuous or Burst Mode® Operation at Light Load Programmable Phase Operation Available in 5mm × 7mm QFN and 36-Lead SSOP Packages

Microprocessor Supervisory Circuit Features:Pin-compatible with MAX1232 and Dallas DS1232Adjustable precision voltage monitor with 4.5 V and 4.75 V optionsAdjustable strobe monitor with 150 ms, 600 ms, or 1.2 sec optionsNo external componentsSpecified from 40C to +85C

Cascadable Super Sequencer with Margin Control and Fault Recording Features: Complete supervisory and sequencing solution for up to 17 supplies Expandable to 257 supplies with additional ADM1266 ICs connected to the 2-wire interdevice bus Fully programmable sequencing engine 17 supply fault detectors enable real time supervision of supplies 0.4 V to 15 V on VH1 to VH4 (VHx) 0.4 V to 5 V on VP1 to VP13 (VPx) Device powered by the higher of VH1 and VH2 inputs for improved operating redundancy 12-bit ADC for readback of all supervised voltages Black box nonvolatile fault recording 16 PDIOs 9 GPIOs 9 voltage output 8-bit DACs allow voltage margining adjustment via dc-to-dc converter trim/feedback node Main and backup memory Industry standard PMBus interface compliant Available in a 9 mm × 9 mm, 64-lead package

High Voltage Input Protection Device Features: Controls supply voltages from 4 V to 60 V Gate drive for low voltage drop reverse supply protection Gate drive for P-channel FETs Inrush current limiting control Adjustable current limit Foldback current limiting Automatic retry or latch-off on current fault Programmable current-limit timer for safe operating area (SOA) Power-good and fault outputs Analog undervoltage (UV) and overvoltage (OV) protection 16-lead, 3 mm × 3 mm LFCSP 16-lead QSOP

High Voltage Input Protection Device Features: Controls supply voltages from 4 V to 60 V Gate drive for low voltage drop reverse supply protection Gate drive for P-channel FETs Inrush current limiting control Adjustable current limit Foldback current limiting Automatic retry or latch-off on current fault Programmable current-limit timer for safe operating area (SOA) Power-good and fault outputs Analog undervoltage (UV) and overvoltage (OV) protection 16-lead, 3 mm × 3 mm LFCSP 16-lead QSOP

High Voltage Input Protection Device Features: Controls supply voltages from 4 V to 60 V Gate drive for low voltage drop reverse supply protection Gate drive for P-channel FETs Inrush current limiting control Adjustable current limit Foldback current limiting Automatic retry or latch-off on current fault Programmable current-limit timer for safe operating area (SOA) Power-good and fault outputs Analog undervoltage (UV) and overvoltage (OV) protection 16-lead, 3 mm × 3 mm LFCSP 16-lead QSOP

Dual Processor Supervisors with Watchdog Features: Dual supervisory circuits Supply voltage range of 2.7 V to 5.5 V Pretrimmed threshold options: 1.8 V, 2.5 V, 3.3 V, and 5 V Adjustable 0.6 V voltage reference Maximum supply current of 40 μA 140 ms (minimum) reset timeout Watchdog timer with 1.6 sec (typical) timeout RESET valid from VDD ≥ 1.1 V Push-pull RESET and RESET outputs 8-lead, narrow body SOIC package Temperature range: −40°C to +85°C

6.5 V, 1 A, Ultralow Noise, High PSRR, Fast Transient Response CMOS LDO Features: Input voltage range: 2.3 V to 6.5 V Maximum load current: 1 A Low noise: 5 μV rms independent of output voltage at 100 Hz to 100 kHz Fast transient response: 1.5 μs for 1 mA to 500 mA load step 60 dB PSRR at 100 kHz Low dropout voltage: 42 mV at 500 mA load, VOUT = 3 V Initial accuracy: −0.5% (minimum), +1% (maximum) Accuracy over line, load, and temperature: ±1.5% Quiescent current, IGND = 0.7 mA with no load Low shutdown current: 0.25 μA at VIN = 5 V Stable with small 4.7 μF ceramic output capacitor Adjustable and fixed output voltage options: 1.2 V to 5.0 V Adjustable output from 1.2 V to VIN − VDO Precision enable Adjustable soft start 8-lead, 3 mm × 3 mm LFCSP package Supported by ADIsimPower tool

Microprocessor Supervisory Circuit in 3-Lead SC70, Active-Low Open-Drain Output Features: Specified over temperature Low power consumption (17 μA) Precision voltage monitor: 2.5 V, 3 V, 3.3 V, 5 V options Reset assertion down to 1 V VCC 140 ms minimum power-on reset Open-drain RESET output

Supervisory Circuit with Manual Reset, Active-Low Open-Drain and Active-High Push-Pull Reset Outputs Features: 27 reset threshold options 2.5 V to 5 V in 100 mV increments 4 reset timeout options 1 ms, 20 ms, 140 ms, and 1120 ms (minimum) 4 watchdog timeout options 6.3 ms, 102 ms, 1.6 sec, and 25.6 sec (typical) Manual reset input Multiple reset output options Low power consumption Specified over wide temperature range (−40°C to +125°C) Qualified for automotive applications 5-lead SOT-23 package