60V Low IQ, Dual, 2-Phase Synchronous Step-Down DC/DC Controller Features: Wide VIN Range: 4.5V to 60V (65V Abs Max) Wide Output Voltage Range: 0.8V ≤ VOUT ≤ 99% • VIN Adjustable Gate Drive Level 5V to 10V (OPTI-DRIVE) No External Bootstrap Diodes Required Low Operating IQ: 29μA (One Channel On) Selectable Gate Drive UVLO Thresholds Out-of-Phase Operation Reduces Required Input Capacitance and Power Supply Induced Noise Phase-Lockable Frequency: 75kHz to 850kHz Selectable Continuous, Pulse Skipping or Low Ripple Burst Mode® Operation at Light Loads Selectable Current Limit (LTC3892/LTC3892-2) Very Low Dropout Operation: 99% Duty Cycle Power Good Output Voltage Monitors (LTC3892/LTC3892-2) Low Shutdown IQ: 3.6μA Small 32-Lead 5mm × 5mm QFN Package (LTC3892/LTC3892-2) or TSSOP Package (LTC3892-1)

Low Emission, 5 kV Isolated DC-to-DC Converters Features: isoPower integrated, isolated dc-to-dc converter 100 mA output current for ADuM6020 AEC-Q100 qualified for automotive applications Meets CISPR22 Class B emissions limits at full load on a 2layer PCB 16-lead SOIC_IC package with 8.3 mm minimum creepage High temperature operation: 125°C maximum Safety and regulatory approvals UL recognition 5000 V rms for 1 minute per UL 1577 CSA Component Acceptance Notice 5A VDE certificate of conformity VDE V 0884-10 VIORM = 565 V peak CQC certification per GB4943.1-2011

Low Emission, 5 kV Isolated DC-to-DC Converters Features: isoPower integrated, isolated dc-to-dc converter 60 mA output current for ADuM6028 AEC-Q100 qualified for automotive applications Meets CISPR22 Class B emissions limits at full load on a 2layer PCB 8-lead SOIC_IC package with 8.3 mm minimum creepage High temperature operation: 125°C maximum Safety and regulatory approvals UL recognition 5000 V rms for 1 minute per UL 1577 CSA Component Acceptance Notice 5A VDE certificate of conformity VDE V 0884-10 VIORM = 565 V peak CQC certification per GB4943.1-2011

Quad-Channel Isolators with Integrated DC-to-DC Converter (3:1 directionality) Features: isoPower integrated, isolated dc-to-dc converter 100 mA output supply AEC-Q100 qualified for automotive applications ADuM6421AW (ADuM6423AW pending) Meets CISPR 32/EN55032 Class B emission limits up to 5 Mbps at a full load on a 2-layer PCB Quad dc to 100 Mbps signal isolation channels 28-lead, fine pitch, SOIC with 8.3 mm minimum creepage High temperature operation: 125°C maximum High common-mode transient immunity: 100 kV/μs Safety and regulatory approvals (pending) UL recognition (pending) 5000 V rms for 1 minute per UL 1577 CSA Component Acceptance Notice 5A (pending) VDE V 0884-11 certificate of conformity (pending) VIORM = 566 V peak CQC certification per GB4943.1-2011 (pending)

Hot Swap Controller and Digital Power and Energy Monitor with PMBus Interface Features: ±0.3% accurate, 12-bit ADC for IOUT, VIN, VOUT, and temperature 320 ns response time to short circuit Shutdown on detection of FET health fault Constant power foldback for tighter FET SOA protection Remote temperature sensing with programmable warning and shutdown thresholds Resistor-programmable 5 mV to 25 mV VSENSE current limit Programmable start-up current limit 1% accurate UV, OV, and PWRGD thresholds Split hot swap and power monitor inputs to allow additional external ADC filtering Reports power and energy consumption over time Peak detect registers for current, voltage, and power PROCHOT power throttling capability PMBus fast mode compliant interface 5 mm × 5 mm, 32-lead LFCSP

Digital Power Monitor with PMBus Interface Features: Monitor current and two voltages High accuracy current monitoring at low sense voltage 0.33% accurate at ±20 mV sense voltage over temperature Support high side and low side current sensing Integrated shunt regulator for wide supply input Reports current, voltage and power Power accumulation for energy metering Bidirectional current sensing Digital programmable over current alert See datasheet for additional features

Ultralow Noise, 200 mA, Linear Regulator Features: PSRR performance of 54 dB at 100 kHz Ultralow noise independent of VOUT 3 μV rms, 0.1 Hz to 10 Hz 9.5 μV rms, 0.1 Hz to 100 kHz 9 µV rms, 10Hz to 100KHz 17 µV rms, 10Hz to 1MHz Low dropout voltage: 150 mV at 200 mA load Maximum output current: 200 mA Input voltage range: 2.2 V to 5.5 V Low quiescent and shutdown current Initial accuracy: ±1% Accuracy over line, load, and temperature: −2.5%/+1.5% 5-lead TSOT package and 6-lead LFCSP package

Microprocessor Supervisor with Backup Battery Switchover, Watchdog Feature, Power Fail Warning, 4.4V/4.65V Threshold Voltage, Active High Reset and 250mA Output Current Features: Precision Supply Voltage Monitor 4.65 V ADM690A/ADM802L/ADM805L 4.40 V ADM692A/ADM802M/ADM805M Reset Assertion Down to 1 V VCC Reset Timeout—200 ms Watchdog Timer—1.6 s 100 mA Quiescent Supply Current Automatic Battery Backup Power Switching Voltage Monitor for Power Fail ±2% Power Fail Accuracy on ADM802L/M Space-Saving MicroSOIC Package (ADM690A)

Ultra-Low-Noise, High-Accuracy 2.5V Voltage Reference Features: Maximum temperature coefficient (TCVOUT): 0.8 ppm/°C (D grade 0°C to 70°C) 1 ppm/°C (C grade 0°C to 70°C) 2 ppm/°C (B grade −40°C to +125°C) 4 ppm/°C (A grade 40°C to +125°C) Output noise (0.1 Hz to 10 Hz): 1 μV p-p at VOUT of 2.048 V typical Initial output voltage error: B, C, D grade: ±0.02% (maximum) Input voltage range: 3 V to 15 V Operating temperature: A grade and B grade: −40°C to +125°C C grade: 0°C to +70°C Output current: +10 mA source/−10 mA sink Low quiescent current: 950 μA (maximum) Low dropout voltage: 300 mV at 2 mA (VOUT ≥ 3 V) 8-lead SOIC package and LCC package AEC-Q100 qualified for automotive applications Long-term drift: 8 ppm typical at 4500 hours

Ultra-Low-Noise, High-Accuracy 4.096V Voltage Reference Features: Maximum temperature coefficient (TCVOUT): 0.8 ppm/°C (D grade 0°C to 70°C) 1 ppm/°C (C grade 0°C to 70°C) 2 ppm/°C (B grade −40°C to +125°C) 4 ppm/°C (A grade 40°C to +125°C) Output noise (0.1 Hz to 10 Hz): 1 μV p-p at VOUT of 2.048 V typical Initial output voltage error: B, C, D grade: ±0.02% (maximum) Input voltage range: 3 V to 15 V Operating temperature: A grade and B grade: −40°C to +125°C C grade: 0°C to +70°C Output current: +10 mA source/−10 mA sink Low quiescent current: 950 μA (maximum) Low dropout voltage: 300 mV at 2 mA (VOUT ≥ 3 V) 8-lead SOIC package and LCC package AEC-Q100 qualified for automotive applications Long-term drift: 8 ppm typical at 4500 hours