Technical Documentation

Application Notes (8)

AN-1126: More Boost with Less Stress: the SEPIC Multiplied Boost Converter (pdf, 330 kB)
AN-1141: Powering a Dual Supply Precision ADC with Switching Regulators (pdf, 640 kB)
AN-1119: Printed Circuit Board Layout Guidelines for Step-Down Regulators, Optimizing for Low Noise Design with Dual Channel Switching Controllers (pdf, 99 kB)
AN-1099: Capacitor Selection Guidelines (pdf, 224 kB)
Capacitors possess parasitic resistance, inductance, capacitance variation over temperature and voltage bias, and other nonideal properties. Choosing the wrong capacitor can lead to circuit instability, excessive noise or power dissipation, shortened product life, or unpredictable circuit behavior.
AN-1075: Synchronous Inverse SEPIC Using the ADP1870/ADP1872 Provides High Efficiency for Noninverting Buck/Boost Applications (pdf, 167 kB)
Discusses using the ADP1870/ADP1872 as an inverse single-ended primary inductor converter (SEPIC), also known as the Zeta converter, that can operate in either buck or boost mode, decreasing or increasing the input voltage to a desired regulated voltage, with minimal cost, component count, and power loss.
AN-911: A Detailed Guide to Powering the TigerSHARC Processors (pdf, 239 kB)
AN-348: Avoiding Passive-Component Pitfalls (pdf, 931 kB)
The Wrong Passive Component Can Derail Even the Best Op Amp or Data Converter. Here Are Some Basic Traps to Watch For.
AN-593: Stability and Transient Analysis of the Miller-Compensated Linear Regulators on the ADP3178 (pdf, 432 kB)

Circuit Note (1)

CN-0190: Robust, Multivoltage, High Efficiency, 25 W Universal Power Supply Module with 6 V to 14 V Input (pdf, 357 kB)

Technical Articles (5)

MS-2208: Selecting the Right Passive and Discrete Components for Top System Performance (pdf, 154 kB)
Synchronous Inverse SEPIC Topology Provides High Efficiency Buck/Boost Voltage Converters
The article describes the inverse SEPIC (single-ended primary inductor converter) topology using the ADP1877, an efficient noninverting dc-to-dc converters that can operate in either buck or boost mode with minimal cost and component count.
(Analog Dialogue, May 2010)
ADIsimPower Provides Robust, Customizable DC-DC Converter Designs
Article describes the ADIsimPower selection and design process: 1. Enter Your Design Criteria, 2. View All Design Solutions, 3. View Solution Details, and 4. Build Your Design. ADIsimPower provides a schematic, bill of materials (BOM), efficiency plots, performance specifications, closed-loop transfer function, and the means to build the design.
(Analog Dialogue, January 2010)
Power Distribution for High Performance Medical Imaging Systems
Celsius-to-digital thermometer works with remote sensor
By Elana Lian and Chau Tran, Analog Devices, Inc. (EDN, 4/15/2004)

Analog Dialogue (2)

Synchronous Inverse SEPIC Topology Provides High Efficiency Buck/Boost Voltage Converters
The article describes the inverse SEPIC (single-ended primary inductor converter) topology using the ADP1877, an efficient noninverting dc-to-dc converters that can operate in either buck or boost mode with minimal cost and component count.
(Analog Dialogue, May 2010)
ADIsimPower Provides Robust, Customizable DC-DC Converter Designs
Article describes the ADIsimPower selection and design process: 1. Enter Your Design Criteria, 2. View All Design Solutions, 3. View Solution Details, and 4. Build Your Design. ADIsimPower provides a schematic, bill of materials (BOM), efficiency plots, performance specifications, closed-loop transfer function, and the means to build the design.
(Analog Dialogue, January 2010)

Data Sheets (21)

Overview (5)

ADP1850: Dual Output/2-Phase, Synchronous Switching Controller Brochure (pdf, 1552 kB)
Industrial Automation Solutions (pdf, 6110 kB)
Product Highlight (pdf, 71 kB)
DC-to-DC Switching Regulator IC Solutions (10/06) (pdf, 3205 kB)
ADM1041 - Highly Integrated Advanced Secondary Side Controller IC (pdf, 195 kB)

Power Reference Designs (25)

ADP1850: 12.0 Vin, 8 Outputs at 2A to 8A (pdf, 854 kB)
[PRD1366] Proven design for powering Xilinx 7 series devices. Meets tolerance and sequencing guidelines set by Xilinx. Uses ADP1850 dual output synchronous buck controller.
ADP1823, ADP2106, ADP1821 Reference Design (pdf, 189 kB)
Six Output Voltages: 1.2 V, 1.8 V, 2.5 V, 3.3 V, 5 V, 12 V; Output Current: 1 A to 4.5 A; Input voltage: 14.4-20.0 V; Ripple 2% ppk of Output Voltage; Transient step ±5%, 50% max load
ADP1864 & ADP1611 Reference Design (pdf, 123 kB)
Input Voltage 5V ± 5%; Generates two voltages: An adjustable negative voltage that tracks an adjustable positive voltage; Output Voltage: -7V to -12V and +7 to +12V; Single resistor value change for each supply will adjust the output voltages; Both Voltages capable of providing 150mA of output current
ADP1829 & ADP1864 Reference Design (pdf, 142 kB)
Three Output Voltages: 1.24 V, 3.3 V, 5 V; Output Current: 2 A to 4 A; Input voltage: 10.8-13.2 V; Ripple 2% ppk of Output Voltage; Transient step ±5%, 50% max load
ADP1829 Reference Design (pdf, 1793 kB)
Two Output Voltages: 3.3 V, 1.0 V; Output Current: 3.0 A, 8.0 A; Input voltage: 10.8 V – 13.2 V; Ripple 2% ppk of Output Voltage; Transient step ±5%, 50% max load
ADP1829, ADP210x, ADP171x Reference Design (pdf, 447 kB)
Seven Output Voltages: 5.0 V, 3.6 V, 3.3 V, 2.5 V, 1.8 V, 1.2 V, 0.9 V; Output Current: 0.002 A to 3.0 A; Input voltage: 10.8-13.2 V; Ripple 2% ppk of Output Voltage; Transient step ±5%, 50% max load
ADP1829 and ADP1715 Reference Design (pdf, 166 kB)
Five Output Voltages: 5.0 V, 3.3 V, 3.3 V low noise, 2.5 V, 1.3 V; Output Current: 0.005 A to 1.65 A; Input voltage: 8-16 V; Ripple 2% ppk of Output Voltage; Transient step ±5%, 50% max load
ADP1829, ADP210x and ADP171x Reference Design (pdf, 687 kB)
Seven Output Voltages: 3.6 V, 3.3 V,3.3l V 2.5 V, 1.8 V, 1.25 V, 0.9 V; Output Current: 0.002 A to 3.0 A; Input voltage: 10.8-13.2 V; Ripple 2% ppk of Output Voltage; Transient step ±5%, 50% max load
ADP1829 Reference Design (pdf, 287 kB)
Five Output Voltages: 1.0V, 1.8V, 3.3V x 2, 5V; Output Current: 0.7A to 2.8A; Input voltage: 9-12V; Ripple 2% ppk of Output Voltage; Transient step ±5%, 50% max load
ADP1829 Reference Design (pdf, 172 kB)
Four Output Voltages: 7.0 V, 3.3 V, 1.8 V, 1.2 V; Output Current: 1.6 A to 12.6 A; Input voltage: 19-21 V; Ripple 2% ppk of Output Voltage; Transient step ±5%, 50% max load
ADP1821 Reference Design (pdf, 1251 kB)
Two Output Voltages: 1.5 V, 1.2 V; Output Current: each 20 A; Input voltage: 12 V; DC plus Ripple <±2% of Output Voltage; Transient step ±5%, 50% max load
ADP1829 & ADP1821 Reference Design (pdf, 309 kB)
Five Output Voltages: 1.2 V, 1.8 V, 3.3 V, 5 V, 12 V; Output Current: 1 A to 4.5 A; Input voltage: 15.2-16.8 V; Ripple 50 mV ppk; Transient step ±5%, 50% max load
ADP1829 Reference Design (pdf, 555 kB)
Two Output Voltages: 5.0 V, 3.3 V; Output Current: 3 A; Input voltage: 8.0-16.0 V; Ripple 2% ppk of Output Voltage; Transient step ±5%, 50% max load
ADP1829 Reference Design (pdf, 574 kB)
Two Output Voltages: 5.0 V, 3.3 V; Output Current: 3 A; Input voltage: 8.0-16.0 V; Ripple 2% ppk of Output Voltage; Transient step ±5%, 50% max load
ADP1821 Reference Design (pdf, 0)
Single Output Voltage: 5.0 V; Output Current: 1.4 A; Input voltage: 9 V to 20 V; Ripple <1% ppk of Output Voltage; Transient step ±5%, 50% max load
ADP1821 Reference Design (pdf, 103 kB)
One Output Voltage: 5 V; Output Current: 4 A; Input voltage: 12.0-44.0 V; Ripple 2% ppk of Output Voltage; Transient step ±5%, 50% max load
ADP1829 Reference Design (pdf, 679 kB)
Two Output Voltages: 5.0 V, 3.3 V; Output Current: 1.5 A, 2.6 A; Input voltage: 10.8 V-13.2 V; Ripple 12 mV ppk; Transient step ±5%, 50% max load
ADP1828 Low Voltage DC-DC Switching Power (pdf, 721 kB)
Input Voltage Range: 10.8 V – 13.2 V; Output Voltage: 2.5 V; Output Current: 4 A; Single sided 1” x1” PCB
ADP1828 Vin 2.25-2.75 Vout 1V @ 12 A (pdf, 133 kB)
Input Voltage Range: 2.25 V – 2.75 V; Output Voltage: 1 V; Output Current: 12 A; Ripple 20 mV ppk; Transient step ±5%, 50% max load
ADP1828 Three Output Voltages (pdf, 216 kB)
Three Output Voltages: 3.3 V, 2.5 V, 1.25 V; Output Current: 2.2 A, 3.9 A, 12.7 A; Input Voltage Range: 10.8 V – 13.2 V; Ripple 1-2% ppk of Output Voltage; Transient step ±3%, 25% max load
ADP1877 Vin 10.8-13.2V Vout 1.2, 1.8, 3.3, 5V (pdf, 264 kB)
Four Output Voltages: 1.2 V, 1.8 V, 3.3 V, 5 V; Output Current: 1 A to 3.5 A; Ripple 50 mV ppk; Transient step ±5%, 50% max load
ADP1621 ±15V Dual-Output SEPIC-Cuk (pdf, 1239 kB)
ADP1621 28V Boost (pdf, 168 kB)
Iout of at least 0.5 amps (will do more). Simulation results showing stability and transient response.
ADP1877 Reference Design (pdf, 616 kB)
Input 10.8 V to 13.2 V. The output voltages: VOUT1 = 1.2 V 2 A, VOUT2 = 1.8 V 1.8 A, VOUT3 = 3.3 V 1 A, VOUT4 = 5.0 V 2.2 A
PRD1205: Quasi-Isolated Flyback (pdf, 0)
This is a 10V - 14 input isolated flyback converter which uses the ADP1621 controller and an AD8691 operational amplifier. The target application of this converter is for powering a portable media player from the accessory power outlet of an automobile.

Product Reviews (1)

Dual Buck Controller Cuts Bill-of-material Costs by 15 Percent
(EE Times, 6/6/2006)

TECHNICAL DOCUMENTATION — SWITCHING CONTROLLERS

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