LT3082
20
3082f
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
© LINEAR TECHNOLOGY CORPORATION 2009
LT 0709 • PRINTED IN USA
TYPICAL APPLICATIONS
RELATED PARTS
PART NUMBER DESCRIPTION COMMENTS
LT1761 100mA, Low Noise LDO 300mV Dropout Voltage, Low Noise = 20µV
RMS
, V
IN
: 1.8V to 20V, ThinSOT™ Package
LT1762 150mA, Low Noise LDO 300mV Dropout Voltage, Low Noise = 20µV
RMS
, V
IN
: 1.8V to 20V, MS-8 Package
LT1763 500mA, Low Noise LDO 300mV Dropout Voltage, Low Noise = 20µV
RMS
, V
IN
: 1.8V to 20V, SO-8 Package
LT1962 300mA, Low Noise LDO 270mV Dropout Voltage, Low Noise = 20µV
RMS
, V
IN
: 1.8V to 20V, MS-8 Package
LT1964 200mA, Low Noise, Negative LDO 340mV Dropout Voltage, Low Noise = 30µV
RMS
, V
IN
: –1.8V to –20V, ThinSOT Package
LT3008 20mA, 45V, 3µA I
Q
Micropower
LDO
280mV Dropout Voltage, Low I
Q
= 3µA, V
IN
: 2V to 45V, V
OUT
: 0.6V to 39.5V;
ThinSOT and 2mm × 2mm DFN-6 Packages
LT3009 20mA, 3µA I
Q
Micropower LDO 280mV Dropout Voltage, Low I
Q
= 3µA, V
IN
: 1.6V to 20V, V
OUT
: 0.6V to 19.5V;
ThinSOT and SC-70 Packages
LT3010 50mA, High Voltage, Micropower
LDO
V
IN
: 3V to 80V, V
OUT
: 1.275V to 60V, V
DO
= 0.3V, I
Q
= 30µA, I
SD
<1µA,
Low Noise <100µV
RMS
, Stable with 1µF Output Capacitor, Exposed MS8 Package
LT3011 50mA, High Voltage, Micropower
LDO with Power Good
V
IN
: 3V to 80V, V
OUT
: 1.275V to 60V, V
DO
= 0.3V, I
Q
= 46µA, I
SD
<1µA,
Low Noise <100µV
RMS
, Power Good, Stable with 1µF Output Capacitor,
3mm × 3mm DFN-10 and Exposed MS-12E Packages
LT3012 250mA, 4V to 80V, Low Dropout
Micropower Linear Regulator
V
IN
: 4V to 80V, V
OUT
: 1.24V to 60V, V
DO
= 0.4V, I
Q
= 40µA, I
SD
<1µA,
TSSOP-16E and 4mm × 3mm DFN-12 Packages
LT3013 250mA, 4V to 80V, Low Dropout
Micro-power Linear Regulator
with PWRGD
V
IN
: 4V to 80V, V
OUT
: 1.24V to 60V, V
DO
= 0.4V, I
Q
= 65µA, I
SD
<1µA, Power Good;
TSSOP-16E and 4mm × 3mm DFN-12 Packages
LT3014/LT3014HV 20mA, 3V to 80V, Low Dropout
Micropower Linear Regulator
V
IN
: 3V to 80V (100V for 2ms, HV Version), V
OUT
: 1.22V to 60V, V
DO
= 0.35V, I
Q
= 7µA,
I
SD
<1µA, ThinSOT and 3mm × 3mm DFN-8 Packages
LT3020 100mA, Low Voltage VLDO Linear
Regulator
V
IN
: 0.9V to 10V, V
OUT
: 0.2V to 5V (Min), V
DO
= 0.15V, I
Q
= 120µA, Noise <250µV
RMS
,
Stable with 2.2µF Ceramic Capacitors, DFN-8 and MS-8 Packages
LT3021 500mA, Low Voltage, Very Low
Dropout VLDO Linear Regulator
V
IN
: 0.9V to 10V, Dropout Voltage = 160mV (Typical), Adjustable Output (V
REF
= V
OUT(MIN)
= 200mV), Fixed Output Voltages: 1.2V, 1.5V, 1.8V, Stable with Low ESR, Ceramic Output
Capacitors 16-Pin 5mm × 5mm DFN and 8-Lead SO Packages
LT3080/LT3080-1 1.1A, Parallelable, Low Noise,
Low Dropout Linear Regulator
300mV Dropout Voltage (2-Supply Operation), Low Noise = 40µV
RMS
, V
IN
: 1.2V to 36V,
V
OUT
: 0V to 35.7V, Current-Based Reference with 1-Resistor V
OUT
Set; Directly Parallelable
(No Op Amp Required), Stable with Ceramic Capacitors; TO-220, SOT-223, MSOP-8 and
3mm × 3mm DFN-8 Packages; LT3080-1 Version Has Integrated Internal Ballast Resistor
LT3085 500mA, Parallelable, Low Noise,
Low Dropout Linear Regulator
275mV Dropout Voltage (2-Supply Operation), Low Noise: 40µV
RMS
, V
IN
: 1.2V to 36V,
V
OUT
: 0V to 35.7V, Current-Based Reference with 1-Resistor V
OUT
Set; Directly Parallelable (No
Op Amp Required), Stable with Ceramic Capacitors; MSOP-8 and 2mm × 3mm DFN-6 Packages
ThinSOT is a trademark of Linear Technology Corporation.
SET
+
–
LT3082
10µA
3082 TA11
IN
OUT
R2
100k
V
OUT
0.5V TO 3V
V
IN
R1, 100k
V1
0V TO 5V
2.2µF
Active-Driven Regulator
V
R
RR
VµARR
OUT
=
+
⎛
⎝
⎜
⎞
⎠
⎟
+
2
12
110 1 2••(||)
