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Linear Low Dropout (LDO) Regulator Solutions

Linear Low Dropout (LDO) Regulator Solutions
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Linear Low Dropout (LDO) Regulator Solutions - 1

Regulator Solutions High Performance Analog ICs ^^^F TECHNOLOGY

Linear Low Dropout (LDO) Regulator Solutions - 2

LINEAR LDO REGULATOR SOLUTIONS We offer a broad line of high performance low dropout (LDO) linear regulators with fast transient response, excellent line and load regulation, and very wide Input voltage range from 0.9V to 100V. Output currents range from 20mA to 10A, with positive, negative and multiple output versions available. Many devices offer output voltage operation <0.8V and some feature operation as low as 0V, even with a single supply. Most are stable with ceramic output capacitors. LDO regulators can be applied In virtually any application. For the most current product...

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Linear Low Dropout (LDO) Regulator Solutions - 3

LINEAR LDO REGULATOR SOLUTIONS High Voltage PNP Positive Linear Regulators • Rugged and Hard to Kill • Low Output Voltage Noise • Extensive Reverse Protection for Harsh Environments such as Automotive, Avionics and Industrial Applications Actual Size Demo Board Actual Size Demo Board LT®3011: 50mA, 3V to 80V Low Dropout Micropower Regulator with PWRGD Dropout Voltage

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Linear Low Dropout (LDO) Regulator Solutions - 4

L I N E A R L D O R E G U L AT O R S O L U T I O N S PNP Positive Linear Regulators PNP family features: LT3050 Actual Size Demo Board • Low Output Voltage Noise • Wide Voltage Range • Low Dropout Voltage • Fast Transient Response and Extensive Reverse Protection • Precision Current Limits LT3086: 1.5A Rail-to-Rail, Low Dropout PNP Linear Regulator with Monitoring and Cable Drop Compensation Transient Response with Cable Drop Compensation (CDC) CABLE R SET SHDN TO ADC 0.8V AT 2.24A FULL SCALE R CDC 1% TEMP TEMP 10mV/°C 25°C = 250mV I MON R MON 357 1% 82.5k 1% 100k V LOAD 5V AT 2.1A CDC...

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Linear Low Dropout (LDO) Regulator Solutions - 5

LINEAR LDO REGULATOR SOLUTIONS * "A" Versions Are Stable With Ceramic Capacitors f Single-Resistor V0Ln- Set % Future Product

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Linear Low Dropout (LDO) Regulator Solutions - 6

Micropower PNP Positive Linear Regulators Micropower PNP family features: LT3008 Demo Board • Good Output Noise Performance • Keep Alive, Real Time Clock and Remote Monitoring Applications LT3008: 3|JA Iq, 20mA, 45V Low Dropout Linear Regulator Dropout Voltage/Quiescent Current LT3009: 3uA lQ, 20mA Low Dropout Linear Regulator Dropout Voltage/Quiescent Current Output Voltage

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Linear Low Dropout (LDO) Regulator Solutions - 7

LINEAR LDO REGULATOR SOLUTIONS Very Low Dropout (VLDO) Positive Linear Regulators VLDO™ regulator family features: • Input Voltage Operation Down to 0.9V • Output Voltages Down to 0.2V and • Typical Dropout Performance < 150mV Enabling low VIN-to-VOUT Differential Applications LT3022: 1A, 0.9V to 10V, Very Low Dropout Linear Regulator LTC®3025-x: 500mA Positive Low Noise LDO Regulator Actual Size Demo Board Actual Size Demo Board * Boost Disabled + Boost Enablec

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Linear Low Dropout (LDO) Regulator Solutions - 8

LINEAR LDO REGULATOR SOLUTIONS Single Resistor Set, Current Reference-Based NPN Positive Linear Regulators Second generation NPN family features: • Operation Down to OV Output • Direct Paralleling to Spread PCB Heat • Low Noise and Simplicity with a Single Resistor VOUT Set CapaPility Actual Size Demo Board LT3083: Adjustable 3A Single Resistor Low Dropout Regulator SET pin Current LT3080: Adjustable 1.1A Single Resistor Low Dropout Regulator LT3080 Actual Size Demo Board Adjustable LDO Linear Regulators in Parallel IK CONFIDENTIAL - FOR CUSTOMER USE OSLT

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Linear Low Dropout (LDO) Regulator Solutions - 9

LINEAR LDO REGULATOR SOLUTIONS * Integrated Ballast Resistor T DD-Pak and TO-220 Packages * Dual-Supply Operator

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Linear Low Dropout (LDO) Regulator Solutions - 10

LINEAR LDO REGULATOR SOLUTIONS NPN Positive Linear Regulators First generation NPN positive linear regulator family: • Based on Classic 3-Terminal Architecture • Wide Input Voltage • Wide Output Voltage Demo Board LlhEP-R TE^MNOtOG-r' CORP. POKER VR TDflTOfi: fiOTMEiBOPRD i * Dual-Supply Operator

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Linear Low Dropout (LDO) Regulator Solutions - 11

LINEAR LDO REGULATOR SOLUTIONS NMOS Positive Linear Regulators for Digital IC Power Our family of NMOS positive linear regulators has the performance demanded Py modern high current, low voltage digital ICs, including: • Ultrafast Transient Response • Very Low Dropout Voltage • High Output Current • Good Power Supply Rejection Ratio (PSRR) LT3070: 5A, Low Noise, Programmable Output, 85mV Dropout Linear Regulator VIOC REF/BYP 5A PROGRAMMABLE VERY LOW DROPOUT REGULATOR rK»*MOT wwv.llnBar.com LTC CONFIDENTIAL - FOR CUSTOMER USE ONLY # Dropout Voltage Actual Size Demo Board LT3071: 5A, Low...

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Linear Low Dropout (LDO) Regulator Solutions - 12

LINEAR LDO REGULATOR SOLUTIONS Dual Output PNP Linear Regulators Dual linear regulator family features: • Highly Compact Solution • All the Performance Features of our Single PNP Regulators • Ideal for Core/Logic Combinations Actual Size Demo Board Actual Size Demo Board LT3032: Dual 150mA Positive/Negative Low Noise Regulator SHDNP BYPP

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Linear Low Dropout (LDO) Regulator Solutions - 13

LINEAR LDO REGULATOR SOLUTIONS Negative Linear Regulators Rugged and hard to kill negative linear regulator family features: • Low Output Voltage Noise • Wide Voltage Range • Extensive Reverse Protection Actual Size Demo Board LT3015: 1.5A, Low Noise, Negative LDO Regulator with Precision Current Limit Dropout Voltage LT1964: 200mA, Low Noise, Negative Micropower LDO Regulator 10Hz to 100kHz Output Noise

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Linear Low Dropout (LDO) Regulator Solutions - 14

12 L I N E A R L D O R E G U L AT O R S O L U T I O N S Linear Regulator Controllers Linear regulator controller family features: LT3150 Actual Size Demo Board • An Off-Board Power Device • On-Chip Power Dissipation • Spreads Heat More Evenly on a PC Board LT3150: Fast Transient Response, Low Input Voltage, LDO Controller Transient Response for 0.1A to 4A Output Load Step MBR0520L + C1 4.7µF 6.19k 1% L1 10µH LT3150 VIN2 FB1 SHDN2 SWGND GND GND 1.37k 1% SW VIN1 SHDN1 IPOS INEG GATE FB2 COMP 50µV/DIV + 5.1 Si4410 243 1% 1.5k 6800pF 50pF VIN 1.8V CIN 220µF 2.5V x2 VOUT 1.5V 4A 2A/DIV 2.2µF x10...

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Linear Low Dropout (LDO) Regulator Solutions - 15

LINEAR LDO REGULATOR SOLUTIONS Radiation Hardened (RH) Linear Regulators Linear Technology manufactures a broad range of rugged radiation tolerant (rad hard) voltage regulators that are ideal for space and military applications. In addition, Linear Technology partners with several outside vendors to provide monolithic packaged and hybrid products of Linear Technology RH DICE. Jim Williams, "Load Transient Response Testing for Voltage Regulators," Linear Technology Corporation, Application Note 104, October 2006. Jim Williams, "Minimizing Switching Regulator Residue in Linear Regulator...

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