Low Cost, Low Power, True RMS-to-DC Converter Features: Delivers true rms or average rectified value of ac waveform Fast settling at all input levels Accuracy: ±10 μV ± 0.25% of reading (B grade) Wide dynamic input range  100 μV rms to 3 V rms (8.5 V p-p) full-scale input range  Larger inputs with external scaling Wide bandwidth: 1 MHz for −3 dB (300 mV)  65 kHz for additional 1% error Zero converter dc output offset No residual switching products Specified at 300 mV rms input  Accurate conversion with crest factors up to 10  Low power: 300 μA typical at ±2.4 V  High-Z FET separately powered input buffer RIN ≥ 1012 Ω, CIN ≤ 2 pF  Precision dc output buffer  Wide power supply voltage range Dual: ±2.4 V to ±18 V; single: 4.8 V to 36 V 4 mm × 4 mm LFCSP and 8 mm × 6 mm QSOP packages ESD protected

Low Cost, Low Power, True RMS-to-DC Converter

Synchronous Current-Mode Buck Controller with Constant On-time, 0.6 V Reference Voltage, and Power Saving Mode Features: Power input voltage as low as 2.75 V to 20 V Bias supply voltage range: 2.75 V to 5.5 V Minimum output voltage: 0.6 V 0.6 V reference voltage with ±1.0% accuracy Supports all N-channel MOSFET power stages Available in 300 kHz, 600 KHz, and 1.0 MHz options No current-sense resistor required Power saving mode (PSM) for light loads (ADP1873 only) Resistor Programmable Current Sense Gain Thermal overload protection Short-circuit protection See data sheet for additional features

ADM1232 - Microprocessor Supervisory Circuit

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

20 V, 300 mA, Low Noise, CMOS LDO Features:Input voltage range: 3.3 V to 20 VMaximum output current: 300 mALow noise: 15 V rms for fixed output versionsPSRR performance of 60 dB at 10 kHz, VOUT = 3.3 VReverse current protectionLow dropout voltage: 200 mV at 300 mA loadInitial accuracy: 0.8%See data sheet for additional features

ADM823 - Supervisory Circuit with Watchdog and Manual RESET

LDO VOLTAGE REGULATOR 0.5A 3.3V-20V; Output Type:Adjustable; Input Voltage Min:3.3V; Input Voltage Max:20V; Fixed Output Voltage Nom.:-; Adjustable Output Voltage Min:1.22V; Adjustable Output Voltage Max:19V; Output Current:500mA; Dropout Voltage Vdo:350mV; LDO Regulator Case Style:SOIC; No. of Pins:8Pins; Operating Temperature Min:-40°C; Operating Temperature Max:125°C; Packaging:Each; Product Range:ADP7105 Series; Automotive Qualification Standard:-; MSL:MSL 3 - 168 hours; SVHC:No SVHC (20-Jun-2016); Output Voltage Max:19V; Output Voltage Min:1.22V; Primary Input Voltage:20V

500MA LOW DROPOUT LINEAR REGULATORS; Output Type:Fixed; Input Voltage Min:2.5V; Input Voltage Max:5.5V; Fixed Output Voltage Nom.:3.3V; Adjustable Output Voltage Min:-; Adjustable Output Voltage Max:-; Output Current:500mA; Dropout Voltage Vdo:250mV; LDO Regulator Case Style:MSOP; No. of Pins:8Pins; Operating Temperature Min:-40°C; Operating Temperature Max:125°C; Packaging:Cut Tape; Product Range:3.3V 500mA LDO Voltage Regulators; Automotive Qualification Standard:-; MSL:MSL 1 - Unlimited; SVHC:No SVHC (20-Jun-2016); Output Voltage Fixed:3.3V; Output Voltage Nom.:3.3V; Primary Input Voltage:5.5V

SUPERVISOR CIRCUIT MPU #1 TSSOP-16; Threshold Voltage:4.65V; No. of Supervisors / Monitors:1Monitors; Supply Voltage Min:4.75V; Supply Voltage Max:5.5V; Reset Type:Active-High Active-Low; Digital IC Case:TSSOP; No. of Pins:16Pins; Delay Time:-; Operating Temperature Min:-40°C; Operating Temperature Max:85°C; Packaging:Cut Tape; Product Range:ADM691A Series; Automotive Qualification Standard:-; MSL:MSL 1 - Unlimited; SVHC:No SVHC (20-Jun-2016)