LT1965T-1.8 查看數據表（PDF） - Linear Technology
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LT1965T-1.8 Datasheet PDF : 22 Pages
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LT1965 Series
Typical Application
Adjustable Current Source
VIN > 2.7V
+ C1
10µF
R1
1k
LT1004-1.2
R2
80.6k
R5, 0.01Ω
R4 R6
2.2k 2.2k
LT1965
IN
OUT
SHDN ADJ
GND
C3
1µF
+
R8
100k
LOAD
C4
10µF
R3
2k
NOTE: ADJUST R1 FOR
0A TO 1.1A CONSTANT-CURRENT
C2
3.3µF
2–
8
1/2
1
3
LT1366
+
4
R7
470Ω
1965 TA04
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
LT1762
LT1763
LT1764/
LT1764A
LTC1844
LT1962
LT1963/
LT1963A
100mA, Low Noise Micropower, LDO
150mA, Low Noise Micropower, LDO
500mA, Low Noise Micropower, LDO
3A, Low Noise, Fast Transient Response,
LDO
150mA, Very Low Drop-Out LDO
300mA, Low Noise Micropower, LDO
1.5A, Low Noise, Fast Transient Response,
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
VIN: 1.8V to 20V, VOUT(MIN) = 1.22V, VDO = 0.30V, IQ = 25µA, ISD = < 1µA,
Low Noise < 20µVRMS, MS8 Package
VIN: 1.8V to 20V, VOUT(MIN) = 1.22V, VDO = 0.30V, IQ = 30µA, ISD = < 1µA,
Low Noise < 20µVRMS, S8 Package
VIN: 2.7V to 20V, VOUT(MIN) = 1.21V, VDO = 0.34V, IQ = 1mA, ISD = < 1µA, Low Noise
< 40µVRMS, “A” Version Stable with Ceramic Capacitors, DD and TO220-5 Packages
VIN: 1.6V to 6.5V, VOUT(MIN) = 1.25V, VDO = 0.08V, IQ = 35µA, ISD = < 1µA,
Low Noise < 60µVRMS, ThinSOT™ Package
VIN: 1.8V to 20V, VOUT(MIN) = 1.22V, VDO = 0.27V, IQ = 30µA, ISD = < 1µA,
Low Noise < 20µVRMS, MS8 Package
VIN: 2.1V to 20V, VOUT(MIN) = 1.21V, VDO = 0.34V, IQ = 1mA, ISD = < 1µA,
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
Micropower, LDO
VIN: 1.8V to 20V, VOUT(MIN) = 1.22V, VDO = 0.30V, IQ = 60µA, ISD = < 1µA, DFN and
TSSOP Packages
LT3027
LT3028
LT3080/
LT3080-1
Dual, 2x 100mA, Low Noise Micropower,
LDO with Independent Inputs
Dual, 100mA/500mA, Low Noise
Micropower, LDO with Independent Inputs
1.1A Parallelable, Low Noise, Low Dropout
Linear Regulator
VIN: 1.8V to 20V, VOUT(MIN) = 1.22V, VDO = 0.30V, IQ = 25µA, ISD = < 1µA,
Low Noise < 20µVRMS, DFN and MS10 Packages
VIN: 1.8V to 20V, VOUT(MIN) = 1.22V, VDO = 0.30V, IQ = 30µA, ISD = < 1µA,
Low Noise < 20µVRMS, DFN and TSSOP Packages
300mV Dropout Voltage (2-Supply Operation), Low Noise: 40µVRMS, VIN: 1.2V to 36V,
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
22 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 950F3o5r -m7o4r1e7information www.linear.com/LT1965
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com/LT1965
1965fb
LT 0813 REV B • PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 2007
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