Power Management IC Development Tools LTC4211 Demoboard Hot Swap Controller (20A version)

LDO VOLTAGE REGULATORS ROHS COMPLIANT: YES

LDO VOLTAGE REGULATORS ROHS COMPLIANT: YES

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)

Three-Channel, Isolated Micropower Management Unit with Seven Digital Isolators Features: Wide input supply voltage range: 4.5 V to 60 V Integrated flyback power switch Generates isolated, independent bipolar outputs and factory programmable buck output VOUT1: 21 V, 24 V or 6 V to 28 V VOUT2: 5.15 V, 5.0 V, or 3.3 V VOUT3: −24 V to −5 V Uses a 1:1 ratio transformer for simplified transformer design Peak current limiting and OVP for flyback, buck, and inverting regulators Precision enable input and power-good output Adjustable switching frequency via SYNC input Internal compensation and soft start control per regulator High speed, low propagation delay, SPI signal isolation channels Three, 100 kbps general-purpose isolated data channels 9 mm × 7 mm LFCSP form factor enables small overall solution size −40°C to +125°C operating junction temperature range Conforms to CISPR11 Class B radiated emission limits Safety and regulatory approvals (pending) UL recognition: 2500 V rms for 1 minute per UL 1577 CSA Component Acceptance Notice 5A 300 V rms basic insulation between slave, master, and field power domains (IEC 61010-1, pending) VDE certificate of conformity DIN V VDE 0884-10 (VDE 0884-10):2006-12 VIORM = 565 VPEAK

Isolated, Synchronous Forward Controller with Active Clamp and iCoupler Features: Current mode controller for active clamp forward topology Integrated 5 kV (wide body SOIC package) or 3.0 kV (LGA package) rated dielectric isolation voltage with Analog Devices, Inc., patented iCoupler technology Wide voltage supply range Primary VIN: up to 60 V Secondary VDD2: up to 36 V Integrated 1 A primary side MOSFET driver for power switch and active clamp reset switch Integrated 1 A secondary side MOSFET drivers for synchronous rectification Integrated error amplifier and <1% accurate reference voltage Programmable slope compensation Programmable frequency range: 50 kHz to 600 kHz typical Frequency synchronization Programmable maximum duty cycle limit Programmable soft start Smooth soft start from precharged load Programmable dead time Power saving light load mode using MODE pin Protection features such as short circuit, output overvoltage, and overtemperature protection Cycle-by-cycle input overcurrent protection Precision enable UVLO with hysteresis PGOOD pin for system flagging Tracking function from secondary side Remote (secondary side) shutdown/reset function Safety and regulatory approvals (pending) UL recognition 5000 V rms for 1 minute per UL 1577 (for wide body SOIC package) 3000 V rms for 1 minute per UL 1577 (for LGA package) CSA component acceptance notice 5A VDE certificate of conformity DIN V VDE V 0884-10 (VDE V 0884-10):2006-12 VIORM = 849 V peak (for wide body SOIC package) VIORM = 560 V peak (for LGA package) CQC certification per GB4943.1-2011 Available in 24-lead SOIC_W package and 24-terminal LGA package AEC-Q100 Qualified for Automotive Applications

Synchronous Current-Mode Buck Controller with Constant On-time, 0.8 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 0.8 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 (ADP1883 only) Resistor Programmable Current Sense Gain Thermal overload protection Short-circuit protection See data sheet for additional features