DC1740A-B
Analog Devices Inc.
Dual Output PolyPhase Step-Down DC/DC Controller with Digital Power System Management Features: PMBus/I2C Compliant Serial Interface Telemetry Read Back includes VIN, IIN, VOUT, IOUT, Temperature and Faults Programmable Voltage, Current Limit, Digital Soft-Start/Stop, Sequencing, Margining, OV/UV and Frequency Synchronization (250kHz to 1MHz) ±0.5% Output Voltage Accuracy Over Temperature Integrated 16-Bit ADC Internal EEPROM with ECC and Fault Logging Integrated Powerful N-Channel MOSFET Gate Drivers Power Conversion Wide VIN Range: 4.5V to 24V VOUT Range: 0.5V to 5.4V (4V on VOUT0) Analog Current Mode Control Loop Accurate PolyPhase® Current Sharing for Up to 6 Phases Available in a 40-Pin (6mm × 6mm) QFN Package AEC-Q100 Qualified for Automotive Applications
DC1749B
Analog Devices Inc.
42V, 2.5A Synchronous Step-Down Regulator with 2.5A Quiescent Current Features: Wide Input Voltage Range: 3.4V to 42V Ultralow Quiescent Current Burst Mode® Operation: 2.5μA IQ Regulating 12VIN to 3.3VOUT Output Ripple < 10mVP-P High Efficiency Synchronous Operation: 96% Efficiency at 1A, 5VOUT from 12VIN 94% Efficiency at 1A, 3.3VOUT from 12VIN Fast Minimum Switch-On Time: 50ns Low Dropout Under All Conditions: 200mV at 1A Allows Use Of Small Inductors Low EMI Adjustable and Synchronizable: 200kHz to 2.2MHz Current Mode Operation Accurate 1V Enable Pin Threshold Internal Compensation Output Soft-Start and Tracking Small Thermally Enhanced 16-Lead MSOP Package AEC-Q100 Qualified for Automotive Applications
| Distributor | SKU | Stock | MOQ | 1 | 10 | 50 | 100 | 1,000 | 10,000 |
|---|---|---|---|---|---|---|---|---|---|
| DigiKey | DC1749B | 2 | $94.95 | $94.95 | $94.95 | $94.95 | $94.95 | $94.95 | |
| Analog Devices Inc | DC1749B | 0 | $94.16 | $94.16 | $94.16 | $94.16 | $94.16 | $94.16 | |
| element14 APAC | DC1749B | 5 | 1 | $134.65 | $134.65 | $134.65 | $134.65 | $134.65 | $134.65 |
| Farnell | DC1749B | 5 | 1 | $74.82 | $74.82 | $74.82 | $74.82 | $74.82 | $74.82 |
| Mouser Electronics | DC1749B | 5 | 1 | $97.93 | $97.93 | $97.93 | $97.93 | $97.93 | $97.93 |
| Newark | DC1749B | 5 | 1 | $97.93 | $97.93 | $97.93 | $97.93 | $97.93 | $97.93 |
DC1768A
Analog Devices Inc.
20V, 2.5A Synchronous Monolithic Step-Down Regulator with Current and Temperature Monitoring Features:3.6V to 20V Input Voltage RangeWide Output Voltage Range of 0.6V to 97% VIN Optimized for 0.6V to 6VLow RDS(ON) Integrated Switches Provide Up to 95% EfficiencyUp to 2.5A of Output CurrentAverage Input and Output Current MonitoringProgrammable Average Input/Output Current LimitDie Temperature Monitor and Programmable LimitAdjustable Switching Frequency: 500kHz to 3MHzExternal Frequency SynchronizationCurrent Mode Operation for Excellent Line and Load Transient Response0.6V Reference with 1% Accuracy Over TemperatureUser Selectable Burst Mode® or Forced Continuous OperationShort-Circuit ProtectedOutput Voltage Tracking CapabilityPower Good Status OutputAvailable in Small, Thermally Enhanced, 20-Lead (3mm × 4mm) QFN Package
DC1780A-B
Analog Devices Inc.
Dual 13A or Single 26A DC/DC Module (Power Module) Regulator Features: Complete Standalone Dual Output Power Supply Dual 13A or Single 26A Output Wide Input Voltage Range: 4.5V to 16V Output Voltage Range: 0.6V to 2.5V ±1.5% Maximum Total DC Output Error Multiphase Current Sharing with Multiple LTM4620s Up to 100A Differential Remote Sense Amplifier Current Mode Control/Fast Transient Response Adjustable Switching Frequency Overcurrent Foldback Protection Frequency Synchronization Internal Temperature Monitor Output Overvoltage Protection SnPb or RoHS Compliant Finish Thermally Enhanced (15mm × 15mm × 4.41mm) LGA Package and (15mm × 15mm × 5.01mm) BGA Package
| Distributor | SKU | Stock | MOQ | 1 | 10 | 50 | 100 | 1,000 | 10,000 |
|---|---|---|---|---|---|---|---|---|---|
| DigiKey | DC1780A-B | 0 | $123.37 | $123.37 | $123.37 | $123.37 | $123.37 | $123.37 | |
| Analog Devices Inc | DC1780A-B | 0 | $123.59 | $123.59 | $123.59 | $123.59 | $123.59 | $123.59 | |
| Arrow North American Components | DC1780A-B | 0 | 1 | $107.47 | $102.52 | $100.48 | $100.44 | $100.44 | $100.44 |
| Mouser Electronics | DC1780A-B | 0 | 1 | $127.91 | $127.91 | $127.91 | $127.91 | $127.91 | $127.91 |
| Verical Marketplace | DC1780A-B | 40 | 1 | $143.29 | $135.44 | $133.61 | $133.61 | $133.61 | $133.61 |
DC1822B
Analog Devices Inc.
Dual, Multiphase Step-Down Voltage Mode DC/DC Controller with Accurate Current Sharing Features: Operates with Power Blocks, DrMOS or External Gate Drivers and MOSFETs Constant-Frequency Voltage Mode Control with Accurate Current Sharing ±0.75% 0.6V Voltage Reference Dual Differential Output Voltage Sense Amplifiers Multiphase Capability—Up to 12-Phase Operation Programmable Current Limit Safely Powers a Prebiased Load Programmable or PLL-Synchronizable Switching Frequency Up to 2.25MHz Lossless Current Sensing Using Inductor DCR or Precision Current Sensing with Sense Resistor VCC Range: 3V to 5.5V VIN Range: 3V to 24V Power Good Output Voltage Monitor Output Voltage Tracking Capability Programmable Soft-Start Available in a 36-Pin 5mm × 6mm QFN Package
DC187A-B
Analog Devices Inc.
4.5A, 500kHz Step-Down Switching Regulator Features: Constant 500kHz Switching Frequency High Power 16-Pin TSSOP Package Available Uses All Surface Mount Components Inductor Size Reduced to 1.8µH Saturating Switch Design: 0.07 Effective Supply Current: 2.5mA Shutdown Current: 20µA Cycle-by-Cycle Current Limiting Easily Synchronizable
DC1904A
Analog Devices Inc.
Dual Battery Charger/ Selector with SPI Interface Features: Complete Dual-Battery Charger/Selector System Serial SPI Interface Allows External µC Control and Monitoring Simultaneous Dual-Battery Discharge Extends Run Time by Typically 10% Simultaneous Dual-Battery Charging Reduces Charging Time by Up to 50% Automatic PowerPath™ Switching in <10µs Prevents Power Interruption Circuit Breaker Protects Against Overcurrent Faults 5% Accurate Adapter Current Limit Maximizes Charging Rate 95% Efficient Synchronous Buck Charger Charger Has Low 0.5V Dropout Voltage No Audible Noise Generation, Even with Ceramic Capacitors 11-Bit VDAC Delivers 0.8% Voltage Accuracy 10-Bit IDAC Delivers 5% Current Accuracy VIN Up to 32V; VBATT Up to 28V Available in 5mm × 7mm 38-Pin QFN and 36-Pin Narrow SSOP Packages
DC194A-B
Analog Devices Inc.
Micropower, 600kHz PWM DC/DC Converters Features: 100µA Quiescent Current Operates with VIN as Low as 1.5V 600kHz Fixed Frequency Operation Starts into Full Load Low-Battery Detector Active in Shutdown Automatic Burst Mode Operation at Light Load (LT1317) Continuous Switching at Light Loads (LT1317B) Low VCESAT Switch: 300mV at 500mA Pin for Pin Compatible with the LT1307/LT1307B
DC1963A
Analog Devices Inc.
100VIN Forward Converter Controller Features:Input Voltage Range: 6V to 100VDuty Mode Control Regulates an Isolated Output without an OptoHigh Efficiency Synchronous ControlShort-Circuit (Hiccup Mode) Overcurrent ProtectionProgrammable OVLO and UVLO with HysteresisProgrammable Frequency (100kHz to 500kHz)Synchronizable to an External ClockPositive or Negative Polarity Output Voltage Feedback with a Single FBX PinProgrammable Soft-StartLow Shutdown Current < 1μAAvailable in FE20 TSSOP with HV Pin Spacing
| Distributor | SKU | Stock | MOQ | 1 | 10 | 50 | 100 | 1,000 | 10,000 |
|---|---|---|---|---|---|---|---|---|---|
| DigiKey | DC1963A | 2 | $357.68 | $357.68 | $357.68 | $357.68 | $357.68 | $357.68 | |
| Analog Devices Inc | DC1963A | 0 | $353.10 | $353.10 | $353.10 | $353.10 | $353.10 | $353.10 | |
| Farnell | DC1963A | 0 | 1 | $280.01 | $280.01 | $280.01 | $280.01 | $280.01 | $280.01 |
| Mouser Electronics | DC1963A | 7 | 1 | $382.55 | $382.55 | $382.55 | $382.55 | $382.55 | $382.55 |
| Newark | DC1963A | 0 | 1 | $370.94 | $370.94 | $370.94 | $370.94 | $370.94 | $370.94 |
DC2002A
Analog Devices Inc.
Dual, Multiphase Current Mode Synchronous Controller for Sub-Milliohm DCR Sensing Features:Sub-Milliohm DCR Current SensingOperates with Power Blocks, DRMOS or External Gate Drivers and MOSFETsSupports Phase Shedding and N+1 Phase RedundancyProgrammable DCR Temperature Compensation±0.75% Maximum Total DC Output Error Over TemperatureDual Differential Remote Output Voltage Sense AmplifiersPhase-Lockable Fixed Frequency Range: 200kHz to 1.2MHzVIN Range: 4.5V to 38VVOUT Range: 0.6V to 3.5VSupports Smooth Start-Up into Pre-Biased OutputsProgrammable Soft-Start or VOUT TrackingHiccup Mode/Soft Recovery from Output Overcurrent36-Lead (5mm × 6mm) QFN Package