Datasheet

LT3015 Series
26
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Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
●
FAX: [phone]
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www.linear.com
 LINEAR TECHNOLOGY CORPORATION 2011
LT 0412 REV B • PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATION
PART NUMBER DESCRIPTION COMMENTS
LT1185 3A, Negative Linear Regulator 670mV Dropout Voltage, V
IN
= –4.3V to –35V, DD-Pak and TO-220 Packages
LT1175 500mA, Negative Low Dropout
Micropower Regulator
500mV Dropout Voltage, V
IN
= –4.5V to –20V, S8, N8, SOT-223, DD-Pak and TO-220
Packages
LT1964 200mA, Negative Low Noise Low Dropout
Regulator
340mV Dropout Voltage, Low Noise: 30µV
RMS
, V
IN
= –1.9V to –20V, 3mm × 3mm DFN and
ThinSOT Packages
LT1764A 3A, Fast Transient Response, Low Noise
LDO Regulator
340mV Dropout Voltage, Low Noise: 40µV
RMS
, V
IN
= 2.7V to 20V, TO-220 and
DD-Pak Packages, “A” Version Stable also with Ceramic Caps
LT1763 500mA, Low Noise, LDO Regulator 300mV Dropout Voltage, Low Noise : 20µV
RMS
, V
IN
= 1.6V to 20V, Stable with 3.3µF
Output Capacitors, S8 and 3mm × 4mm DFN Packages
LT1963A 1.5A Low Noise, Fast Transient Response
LDO Regulator
340mV Dropout Voltage, Low Noise: 40µV
RMS
, V
IN
= 2.5V to 20V, “A” Version Stable with
Ceramic Caps, TO-220, DD-Pak, SOT-223 and SO-8 Packages
LT1965 1.1A, Low Noise, LDO Regulator 310mV Dropout Voltage, Low Noise: 40µV
RMS
, V
IN
: 1.8V to 20V, V
OUT
: 1.2V to 19.5V,
Stable with Ceramic Caps, TO-220, DD-Pak, MSOP-8E and 3mm × 3mm DFN Packages
LT3022 1A, Low Voltage, Very Low Dropout V
LDO
Linear Regulator
V
IN
= 0.9V to 10V, Dropout Voltage: 145mV 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 3mm × 5mm DFN and MSOP-16E 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 Caps, TO-220, DD-Pak, SOT-223, MSOP-8E and
3mm × 3mm DFN Packages; “–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 Caps, MSOP-8E and 2mm × 3mm DFN Packages
LT3015
SHDN
IN
ADJ
GND
LT3015
SHDN
IN
ADJ
OUT
GND
R1
0.01Ω
R2
0.01Ω
R3
2.2k
R4
2.2k
V
OUT
–5V
–3.0A
R5
50k
C3
0.01µF
V
IN
< –5.5V
8
4
2
3
1
+
–
1/2
LT1366
3015 TA03
R9
12.1k
1%
R8
37.4k
1%
R7
12.1k
1%
R6
41.2k
1%
OUT
C2
22µF
C1
22µF
Paralleling Regulators For Higher Output Current
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