50 mA/500 mA, High Efficiency, Ultralow Power Step-Down Regulator Features: Input start-up voltage range: 2.15 V to 6.50 V Operates down to 2.00 V voltage Ultralow 180 nA quiescent current with no load Selectable output voltage of 1.2 V to 3.6V or 0.8V to 5.0V ±1.5% output accuracy over full temperature range in PWM mode Selectable hysteresis mode or PWM operation mode Output current Up to 50 mA in hysteresis mode Up to 500 mA in PWM mode VOUTOK flag monitors the output voltage 100% duty cycle operation mode 2 MHz switching frequency with optional synchronization input from 1.5 MHz to 2.5 MHz QOD option UVLO, OCP, and TSD protection 9-ball, 1.65 mm × 1.87 mm WLCSP −40°C to +125°C junction temperature

Ultralow Power Step-Down Regulator with Input Voltage Monitor and Regulation Features: Input start-up voltage range: 2.15 V to 6.50 V  Operation down to 2.00 V  Ultralow, 260 nA quiescent current with no load Selective output voltage from 1.2 V to 3.6 V (or 0.8 V to 5.0 V) ±2.5% output accuracy over the full temperature range Selectable hysteresis or pulse-width modulation (PWM) operation mode Output current up to 50 mA in hysteresis mode VINOK flag to monitor the input voltage Ultrafast stop switching control 100% duty cycle operation mode Quick output discharge (QOD) option Undervoltage lockout (UVLO), OCP, and thermal shutdown (TSD) protection 10-lead, 3 mm × 3 mm LFCSP package −40°C to +125°C operating junction temperature range

Advanced Battery Management PMIC with Inductive Boost LED and Three LDO Regulators Features: Switching mode USB battery charger High accuracy and programmable charge terminal voltage and charge current 3 MHz buck for high efficiency and small footprint Tolerant input voltage from −0.5 V to +20 V (USB VVBUSx) Power path control allows system to operate with dead or missing battery Compliant with JEITA charge temperature specification Voltage-based state of charge (SOC) calculation algorithm Extra low quiescent current in sleep mode Battery impedance chemistry (Li-Ion) compensation Battery temperature compensation No need for external sense resistor Boost regulator with 5-channel LED driver Support up to 4 LED in series or in parallel 5 independent programmable LED current sinks 64 programmable LED current levels (up to 20 mA) Programmable on and off timer for LED blinking Adaptive headroom control to maximize the efficiency Three 150 mA linear LDO regulators Ultralow IQ with zero load at 1 μA typical for LDO1 Optional load-switch full turn-on mode Full I2C programmability with dedicated interrupt pin

+5 V Fixed, Adjustable Low-Dropout Linear Voltage Regulator Features: Low-Dropout: 150 mV @ 200 mA Low Power CMOS: 20 µA Quiescent Current Shutdown Mode: 0.2 µA Quiescent Current 250 mA Output Current Pin Compatible with MAX667 Stable with 10 µF Load Capacitor Low Battery Detector Fixed +5 V or Adjustable Output +3.5 V to +16.5 V Input Range Dropout Detector Output

20 V, 200 mA, Low Noise, CMOS LDO Linear Regulator Features: Low noise: 11 μV rms independent of fixed output voltage   PSRR of 88 dB at 10 kHz, 68 dB at 100 kHz, 50 dB at 1 MHz, VOUT = 5 V, VIN = 7 V Input voltage range: 2.7 V to 20 V  Maximum output current: 200 mA  Initial accuracy: ±0.8% Accuracy over line, load, and temperature ±1.8%, TJ = −40°C to +125°C Low dropout voltage: 200 mV (typical) at a 200 mA load, VOUT = 5 V User-programmable soft start Low quiescent current, IGND = 50 μA (typical) with no load  Low shutdown current 1.8 μA at VIN = 5 V 3.0 μA at VIN = 20 V  Stable with a small 2.2 μF ceramic output capacitor  Fixed output voltage options: 1.8 V, 2.5 V, 3.3 V, and 5.0 V 15 standard voltages between 1.2 V and 5.0 V are available Adjustable output from 1.2 V to VIN – VDO, output can be adjusted above initial set point   Precision enable  1 mm × 1.2 mm, 6-ball WLCSP 

40 V, 200 mA, Low Noise, CMOS LDO Linear Regulator Features: Low noise: 11 μV rms independent of fixed output voltage PSRR of 88 dB at 10 kHz, 68 dB at 100 kHz, 50 dB at 1 MHz, VOUT ≤ 5 V, VIN = 7 V Input voltage range: 2.7 V to 40 V Maximum output current: 200 mA Initial accuracy: ±0.8% Accuracy over line, load, and temperature −1.2% to +1.5%, TJ = −40°C to +85°C ±1.8%, TJ = −40°C to +125°C Low dropout voltage: 200 mV (typical) at a 200 mA load, VOUT = 5 V User programmable soft start (LFCSP and SOIC only) Low quiescent current, IGND = 50 μA (typical) with no load Low shutdown current: 1.8 μA at VIN = 6 V, 3.0 μA at VIN = 40 V Stable with a small 2.2 μF ceramic output capacitor Fixed output voltage options: 1.8 V, 2.5 V, 3.3 V, 3.8 V, and 5.0 V 15 standard voltages between 1.2 V and 5.0 V are available Adjustable output from 1.2 V to VIN – VDO, output can be adjusted above initial set point Precision enable 2 mm × 2 mm, 6-lead LFCSP, 8-Lead SOIC, 5-Lead TSOT AEC-Q100 qualified for automotive applications

1.2 A, Ultralow Noise, High PSRR, Adjustable Output, RF Linear Regulator Features: Input voltage range: 2.3 V to 5.5 V Adjustable output voltage range (VOUT): 1.2 V to 3.3 V Maximum load current: 1.2 A Low noise 0.9 µV rms typical output noise from 100 Hz to 100 kHz 1.6 µV rms typical output noise from 10 Hz to 100 kHz Noise spectral density: 1.7 nV/√Hz from 10 kHz to 1 MHz Power supply rejection ratio (PSRR) 82 dB from 1 kHz to 100 kHz 55 dB at 1 MHz Dropout voltage: 120 mV typical at IOUT = 1.2 A, VOUT = 3.3 V Initial accuracy: ±0.6% at ILOAD = 10 mA Accuracy over line, load, and temperature: ±1.5% Operating supply current (IGND) 4.0 mA typical at 0 µA 7.0 mA typical at 1.2 A Low shutdown current: 0.2 μA typical Stable with a 10 µF ceramic output capacitor 10-lead, 3 mm × 3 mm LFCSP and 8-lead SOIC packages Precision enable Supported by ADIsimPower tool

2 A, Ultralow Noise, High PSRR, Adjustable Output, RF Linear Regulator Features: Input voltage range: 2.3 V to 5.5 V Adjustable output voltage range (VOUT): 1.2 V to 3.3 V Maximum load current: 2 A 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: 1.7 nV/√Hz from 10 kHz to 1 MHz Power supply rejection ratio (PSRR) 68 dB from 1 kHz to 100 kHz 45 dB at 1 MHz Dropout voltage: 200 mV typical at IOUT = 2 A, VOUT = 3.3 V Initial accuracy: ±0.6% at ILOAD = 10 mA Accuracy over line, load, and temperature: ±1.5% See data sheet for additional features

Charge Pump, 7-Channel Smart LED Driver with I2C Interface Features: Charge pump with automatic gain selection of 1×, 1.5×, and 2× for maximum efficiency 7 independent, programmable LED drivers 7 drivers capable of 30 mA (typical) 1 driver also capable of 60 mA (typical) Programmable maximum current limit (128 levels) Standby mode for <1 μA current consumption 16 programmable fade in and fade out time 0.1 sec to 5.5 sec Choose from linear, square, or cubic rates Fading override I2C-compatible interface for all programming Dedicated reset pin and built-in power-on reset (POR) Short-circuit, overvoltage, and overtemperature protection Internal soft start to limit inrush currents Input-to-output isolation during faults or shutdown Operation down to VIN = 2.5 V with undervoltage lockout (UVLO) at VIN = 2.0 V Available in a small 20-ball, 2.15 mm × 2.36 mm × 0.6 mm WLCSP or a 20-lead, 4 mm × 4 mm × 0.75 mm LFCSP

46 dBm (40 W), 2.7 GHz to 3.5 GHz, GaN Power Amplifier Features: Frequency range: 2.7 GHz to 3.5 GHz POUT: 46 dBm typical with PIN = 21 dBm at 2.7 GHz to 3.1 GHz Power gain: 25 dB typical with PIN = 21 dBm at 2.7 GHz to 3.1 GHz Small signal gain: 34.5 dB typical at 2.7 GHz to 3.1 GHz PAE: 56% typical with PIN = 21 dBm at 2.7 GHz to 3.1 GHz Supply voltage: VDD = 50 V at IDQ = 300 mA with 10% duty cycle 32-lead, 5 mm × 5 mm LFCSP_CAV package