Supervisory Circuits Cascadable Super Sequencer w/ Margin con

Linear Voltage Regulators 150mA Low IQ Low Dropout Reg 2.8v

6.5 V, 2 A, Ultralow Noise, High PSRR, Fast Transient Response CMOS LDO Features: Download ADM7172-KGD Data Sheet. Available as Known Good Die and fully guaranteed to data sheet specifications. Input voltage range: 2.3 V to 6.5 V Maximum load current: 2 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 1.5 A load step 60 dB PSRR at 100 kHz Low dropout voltage: 172 mV at 2 A 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

600 mA, Ultralow Noise, High PSRR, RF Linear Regulator Features: Input voltage range: 2.3 V to 5.5 V Output voltage range: 1.2 V to 3.4 V Maximum load current: 600 mA Low noise 0.9 μV rms total integrated noise from 100 Hz to 100 kHz 1.6 μV rms total integrated noise from 10 Hz to 100 kHz Noise spectral density: 1.5 nV/√Hz from 10 kHz to 1 MHz PSRR: >90 dB from 200 Hz to 200 kHz; 57 dB at 1 MHz Dropout voltage: 120 mV typical at VOUT = 3.3 V, IOUT = 600 mA Initial accuracy: ±0.5% Accuracy over line, load, and temperature: −2.0% (minimum), +1.5% (maximum) Quiescent current, IGND = 4 mA at no load Low shutdown current: 0.2 μA Stable with a 10 μF ceramic output capacitor 8-lead LFCSP and 8-lead SOIC packages Precision enable Supported by ADIsimPower tool

Precision Wide-range (3 nA - 3 mA) High-Side Current Mirror Features: Accurately mirrors input current (1:1 ratio) over 6 decades - enables monitoring at low signal levels  Linearity 1% from 3 nA to 3 mA Stable mirror input voltage Voltage held 1 V below supply using internal reference or may be set externally providing greater flexibility in design Adjustable input current limit provides protection to the connected photodiode 2.7 V to 8 V single-supply operation Miniature 8-lead chip scale package (LFCSP 2 mm × 3 mm) saves valuable board space

Microprocessor Supervisory in SOT-23 with Active High and Low Push-Pull Output Features: Reliable Low Cost Voltage Monitor with Reset Output Suitable for Monitoring 2.5 V, 3 V, 3.3 V, and 5 V Power Supply Voltages Reset Threshold Levels: 4.62 V, 4.35 V, 3.06 V, 2.88 V, 2.55 V, 2.31 V, and 2.18 V (Typ)Initialize Microprocessor Systems with Added Safety Open-Drain Output Choices (ADM1811, ADM1813, ADM1816, and ADM1818) Can Be Used with a Manual Push-Button to Generate a Reset (ADM1813, ADM1818) Available in 3-Lead SOT-23 and SC70 Packages Active High and Low Push-Pull Output Choices (ADM1810, ADM1812, ADM1815, and ADM1817)

2 A/1.2 A DC-to-DC Switching Regulator with Independent Positive and Negative Outputs Features: Wide input supply voltage range: 2.85 V to 15 V Generates well regulated, independently resistor programmable VPOS and VNEG outputs Boost regulator to generate VPOS output Adjustable positive output to 39 V Integrated 2.0 A main switch Optional single-ended primary-inductor converter (SEPIC) configuration for automatic step-up/step-down Inverting regulator to generate VNEG output Adjustable negative output to VIN − 39 V Integrated 1.2 A main switch True shutdown for both positive and negative outputs 1.2 MHz/2.4 MHz switching frequency with optional external frequency synchronization from 1.0 MHz to 2.6 MHz Resistor programmable soft start timer Slew rate control for lower system noise Individual precision enable and flexible start-up sequence control for symmetric start, VPOS first, or VNEG first Out-of-phase operation UVLO, OCP, OVP, and TSD protection 4 mm × 4 mm, 20-lead LFCSP and 20-lead TSSOP −40°C to +125°C junction temperature range Supported by the ADIsimPower tool set

20 V, 500 mA, Low Noise LDO Regulator with Soft Start Features: Input voltage range: 3.3 V to 20 V Maximum output current: 500 mA Low noise: 15 μV rms for fixed output versions PSRR performance of 60 dB at 10 kHz, VOUT = 3.3 V Reverse current protection Low dropout voltage: 350 mV at 500 mA Initial accuracy: ±0.8% Accuracy over line, load, and temperature −2% to +1%, TJ = −40°C to +125°C −1.25% to +1%, TJ = 0°C to +85°C Low quiescent current: 900 μA at VIN = 10 V, IOUT = 500 mA Low shutdown current: <50 μA at VIN = 12 V, stable with small 1 μF ceramic output capacitor 3 fixed output voltage options: 1.8, 3.3 V and 5 V Adjustable output from 1.22 V to 19 V Programmable soft start for inrush current control Foldback current-limit and thermal overload protection User programmable precision UVLO/enable Power-good indicator 8-lead LFCSP and 8-lead SOIC packages

Ultracompact, Precision 3.0 V Voltage Reference Features: Ultracompact SC70 and TSOT packages Low temperature coefficient 8-lead SOIC: 3 ppm/°C typical 5-lead SC70: 9 ppm/°C maximum 5-lead TSOT: 9 ppm/°C maximum Initial accuracy ±0.1% No external capacitor required Low noise 10 μV p-p, 0.1 Hz to 10.0 Hz (ADR02) Wide operating range ADR01: 12.0 V to 36.0 V ADR02: 7.0 V to 36.0 V ADR03: 4.5 V to 36.0 V ADR06: 5.0 V to 36.0 V High output current 10 mA Wide temperature range: –40°C to +125°C ADR01/ADR02/ADR03 pin compatible to industry-standard REF01/REF02/REF03 ADR01, ADR02, ADR03 and ADR06 SOIC (A grade) qualified for automotive applications

Microprocessor Supervisor with Backup Battery Switchover, Adjustable Reset and Watchdog Periods, Chip Enable Signals, 4.65V Threshold Voltage, Watchdog, Battery Backup and Low VCC Status O/Ps and 250mA Output Current Features: Low Power Consumption: Precision Voltage Monitor ±2% Tolerance on ADM800L/M Reset Time Delay—200 ms, or Adjustable 1 µA Standby Current Automatic Battery Backup Power Switching Fast Onboard Gating of Chip Enable Signals Also Available in TSSOP Package (ADM691A)