LT1118-2.5_15 Datasheet, PDF (8/8 Pages) Linear Technology – 800mA, Source and Sink Regulators Adjustable and Fixed 2.5V, 2.85V, 5V Output

LT1118/LT1118-2.5/
LT1118-2.85/LT1118-5
TYPICAL APPLICATION
Variable 2.1V to 6.5V Regulator with DIgital Control
12V
IN
OUT
1μF
LT1118
R₁
13.3k _R2
6.19k
EN _GND FB
V_OUT
0.1μF
0.22μF
V_CC
D_IN
V_{DAC VOUT}
LTC1257 CLK
R₃
6.19k
GND V_REF LOAD
( ) ^{VOUT = 1.225 1 +}
R₁
R₂ || R₃
– V_DAC
R₁
R₂
μP
1118 TA05
RELATED PARTS
PART NUMBER DESCRIPTION
COMMENTS
LT1129
700mA, Micropower, LDO
V_IN: 4.2V to 30V, V_OUT(MIN) = 3.8V, V_DO = 0.40V, I_Q = 50μA, I_SD = 16μA;
DD, SOT-223, S8, TO220-5 and TSSOP20 Packages
LT1206
250mA/60MHz Current Feedback Amplifier High Output Current Drive Capability, Can Sink/Source
LT1210
1.1A, 35MHz Current Feedback Amplifer High Output Current Drive Capability, Can Sink/Source
LT1763
LT1764/
LT1764A
LTC1844
LT1962
LT1963/
LT1963A
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
V_IN: 1.8V to 20V, V_OUT(MIN) = 1.22V, V_DO = 0.30V, I_Q = 30μA, I_SD = < 1μA,
Low Noise < 20μV_RMS, S8 Package
V_IN: 2.7V to 20V, V_OUT(MIN) = 1.21V, V_DO = 0.34V, I_Q = 1mA, I_SD = < 1μA, Low Noise
< 40μV_RMS, “A” Version Stable with Ceramic Capacitors, DD and TO220-5 Packages
V_IN: 1.6V to 6.5V, V_OUT(MIN) = 1.25V, V_DO = 0.08V, I_Q = 35μA, I_SD = < 1μA,
Low Noise < 60μV_RMS, ThinSOT™ Package
V_IN: 1.8V to 20V, V_OUT(MIN) = 1.22V, V_DO = 0.27V, I_Q = 30μA, I_SD = < 1μA,
Low Noise < 20μV_RMS, MS8 Package
V_IN: 2.1V to 20V, V_OUT(MIN) = 1.21V, V_DO = 0.34V, I_Q = 1mA, I_SD = < 1μA,
Low Noise < 40μV_RMS, “A” Version Stable with Ceramic Capacitors;
DD, TO220-5, SOT-223 and S8 Packages
LT3021
500mA, Low Voltage V_DO, V_IN(MIN) = 0.9V, V_IN: 0.9V to 10V, V_OUT(MIN) = 0.20V, V_DO = 0.16V, I_Q = 120μA, I_SD = 3μA, DFN and
LDO
S8 Packages
LT3024
Dual, 100mA/500mA, Low Noise
Micropower, LDO
V_IN: 1.8V to 20V, V_OUT(MIN) = 1.22V, V_DO = 0.30V, I_Q = 60μA, I_SD = < 1μA, DFN and
TSSOP Packages
LT3028
LT3080/
LT3080-1
Dual, 100mA/500mA, Low Noise
Micropower, LDO with Independent Inputs
1.1A Parallelable, Low Noise, Low Dropout
Linear Regulator
V_IN: 1.8V to 20V, V_OUT(MIN) = 1.22V, V_DO = 0.30V, I_Q = 30μA, I_SD = < 1μA,
Low Noise < 20μV_RMS, DFN and TSSOP Packages
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, SOT-223, MSOP and 3mm × 3mm DFN
Packages; LT3080-1 Version Has Integrated Internal Ballast Resistor
LT3085
500mA, Parallelable Low Noise Low
Dropout Linear Regulator
ThinSOT is a trademark of Linear Technology Corporation
275mV Dropout Voltage (2 Supply Operation), Low Noise: 40μV_RMS, V_IN: 1.2V to 36V,
V_OUT: 0V to 35.7V, Current Reference, MSOP-8 and 2mm × 3mm DFN-6 Packages
8
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] ^● FAX: [phone] ^● www.linear.com
1118fd
LT 0209 REV D • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 1995