Datasheet LT1965 (Analog Devices) - 22

LT1965 Series
typical application Adjustable Current Source
R5, 0.01Ω LT1965 IN OUT LOAD + R1 + V C4 IN > 2.7V C1 1k SHDN ADJ 10µF 10µF LT1004-1.2 GND R2 R4 R6 R8 C3 80.6k 2.2k 2.2k 100k 1µF R3 2k R7 2 – 8 470Ω 1/2 1 LT1366 3 1965 TA04 + 4 C2 NOTE: ADJUST R1 FOR 3.3µF 0A TO 1.1A CONSTANT-CURRENT
relateD parts PART NUMBER DESCRIPTION COMMENTS
LT1129 700mA, Micropower, LDO VIN: 4.2V to 30V, VOUT(MIN) = 3.8V, VDO = 0.40V, IQ = 50µA, ISD = 16µA; DD, SOT-223, S8, TO220-5 and TSSOP20 Packages LT1761 100mA, Low Noise Micropower, LDO VIN: 1.8V to 20V, VOUT(MIN) = 1.22V, VDO = 0.30V, IQ = 20µA, ISD = < 1µA, Low Noise < 20µVRMS, Stable with 1µF Ceramic Capacitors, ThinSOT™ Package LT1762 150mA, Low Noise Micropower, LDO VIN: 1.8V to 20V, VOUT(MIN) = 1.22V, VDO = 0.30V, IQ = 25µA, ISD = < 1µA, Low Noise < 20µVRMS, MS8 Package LT1763 500mA, Low Noise Micropower, LDO VIN: 1.8V to 20V, VOUT(MIN) = 1.22V, VDO = 0.30V, IQ = 30µA, ISD = < 1µA, Low Noise < 20µVRMS, S8 Package LT1764/ 3A, Low Noise, Fast Transient Response, VIN: 2.7V to 20V, VOUT(MIN) = 1.21V, VDO = 0.34V, IQ = 1mA, ISD = < 1µA, Low Noise LT1764A LDO < 40µVRMS, “A” Version Stable with Ceramic Capacitors, DD and TO220-5 Packages LTC1844 150mA, Very Low Drop-Out LDO VIN: 1.6V to 6.5V, VOUT(MIN) = 1.25V, VDO = 0.08V, IQ = 35µA, ISD = < 1µA, Low Noise < 60µVRMS, ThinSOT™ Package LT1962 300mA, Low Noise Micropower, LDO VIN: 1.8V to 20V, VOUT(MIN) = 1.22V, VDO = 0.27V, IQ = 30µA, ISD = < 1µA, Low Noise < 20µVRMS, MS8 Package LT1963/ 1.5A, Low Noise, Fast Transient Response, VIN: 2.1V to 20V, VOUT(MIN) = 1.21V, VDO = 0.34V, IQ = 1mA, ISD = < 1µA, LT1963A LDO Low Noise < 40µVRMS, “A” Version Stable with Ceramic Capacitors; DD, TO220-5, SOT-223 and S8 Packages LT3020 100mA, Low Voltage VDO, VIN(MIN) = 0.9V, VIN: 0.9V to 10V, VOUT(MIN) = 0.20V, VDO = 0.15V, IQ = 120µA, ISD = 3µA, DFN and LDO MS8 Packages LT3021 500mA, Low Voltage VDO, VIN(MIN) = 0.9V, VIN: 0.9V to 10V, VOUT(MIN) = 0.20V, VDO = 0.16V, IQ = 120µA, ISD = 3µA, DFN and LDO S8 Packages LT3023 Dual, 2x 100mA, Low Noise Micropower, VIN: 1.8V to 20V, VOUT(MIN) = 1.22V, VDO = 0.30V, IQ = 40µA, ISD = < 1µA, DFN and LDO MS10 Packages LT3024 Dual, 100mA/500mA, Low Noise VIN: 1.8V to 20V, VOUT(MIN) = 1.22V, VDO = 0.30V, IQ = 60µA, ISD = < 1µA, DFN and Micropower, LDO TSSOP Packages LT3027 Dual, 2x 100mA, Low Noise Micropower, VIN: 1.8V to 20V, VOUT(MIN) = 1.22V, VDO = 0.30V, IQ = 25µA, ISD = < 1µA, LDO with Independent Inputs Low Noise < 20µVRMS, DFN and MS10 Packages LT3028 Dual, 100mA/500mA, Low Noise VIN: 1.8V to 20V, VOUT(MIN) = 1.22V, VDO = 0.30V, IQ = 30µA, ISD = < 1µA, Micropower, LDO with Independent Inputs Low Noise < 20µVRMS, DFN and TSSOP Packages LT3080/ 1.1A Parallelable, Low Noise, Low Dropout 300mV Dropout Voltage (2-Supply Operation), Low Noise: 40µVRMS, VIN: 1.2V to 36V, LT3080-1 Linear Regulator VOUT: 0V to 35.7V, Current-Based Reference with 1-Resistor VOUT Set; Directly Parallelable (No Op Amp Required), Stable with Ceramic Caps, TO-220, SOT-223, MSOP and 3mm × 3mm DFN Packages; LT3080-1 Version Has Integrated Internal Ballast Resistor 1965fb 22 LT 0813 REV B • PRINTED IN USA Linear Technology Corporation 1630 McCarthy Blvd., Milpitas, CA 95 F0o3r 5m-o 7 r4e in 17 formation www.linear.com/LT1965 (408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com/LT1965 LINEAR TECHNOLOGY CORPORATION 2007 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Applications Information Typical Applications Package Description Revision History Related Parts