LTC3025-1_1 LINER [Linear Technology], LTC3025-1_1 Datasheet - Page 14

• Manufacturer Part Number: LTC3025-1_1
• Description: 500mA Micropower VLDO Linear Regulators Fast Transient Recovery
• Manufacturer: LINER [Linear Technology]

LTC3025-1/LTC3025-2/
LTC3025-3/LTC3025-4
Typical applicaTion
relaTeD parTs
PART NUMBER
LT1761
LT1762
LTC1844
LT1962
LT1964
LT3020
LTC3025
LTC3026
14
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
DESCRIPTION
100mA, Low Noise Micropower, LDO
150mA, Low Noise Micropower LDO
150mA, Very Low Dropout LDO
300mA, Low Noise Micropower LDO
200mA, Low Noise Micropower, Negative LDO
100mA, Low Voltage, VLDO
300mA Micropower VLDO Linear Regulator
1.5A, Low Input Voltage VLDO Regulator
TO 5.5V
2.7V
V
OFF ON
IN
●
FAX: [phone]
C
4.7µF
CER
IN
High Efficiency 1.5V Step-Down Converter with Efficient 1.2V VLDO Output
**
4
1
V
RUN
LTC3406-1.5
IN
GND
●
V
www.linear.com
SW
OUT
100
3
5
90
80
70
60
50
40
0.1
600mA
2.2µH*
V
1.5V
V
Efficiency vs Output Current
OUT
IN
= 3.6V
1
OUTPUT CURRENT (mA)
COMMENTS
V
V
Low Noise < 20µV
V
V
V
V
Low Noise < 30µV
V
V
V
V
Low Noise < 30µV
V
V
45mV Dropout Voltage, Low Noise: 80µV
2mm × 2mm 6-Lead DFN Package
V
V
DFN-10 and MSOP-10 Packages
C
10µF
CER
IN
OUT
IN
OUT
IN
OUT
IN
OUT
IN
OUT
IN
OUT
IN
DO
OUT
LTC3406-1.5
0.1µF
V
V
: 1.8V to 20V, V
: 1.8V to 20V, V
: 1.6V to 6.5V, V
: 1.8V to 20V, V
: –0.9V to –20V, V
: 0.9V to 10V, V
: 1.14V to 3.5V (Boost Enabled), 1.14V to 5.5V (with External 5V Rail),
LTC3025-1
OUT
OUT
†
= 0.1V, I
= Adj, 1.5V, 1.8V, 2V, 2.5V, 2.8V, 3V, 3.3V, 5V, ThinSOT
= Adj, 2.5V, 3V, 3.3V, 5V, MS8 Package. Low Noise < 20µV
= Adj, 1.5V, 1.8V, 2.5V, 2.8V, 3.3V, ThinSOT Package.
= 1.5, 1.8V, 2.5V, 3V, 3.3V, 5V, MS8 Package. Low Noise < 20µV
= Adj, –5V, ThinSOT Package.
= Adj, DFN, MS8 Package
**
= 1.5V
= 1.2V
*
10
†
MURATA LQH32CN2R2M33
TAIYO YUDEN JMK212BJ475MG
TAIYO YUDEN JMK316BJ106ML
1
3
6
Q
BIAS
IN
SHDN
= 950µA, Stable with 10µF Ceramic Capacitors,
LTC3025-1
100
RMSP-P
RMSP-P
RMSP-P
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
30251234 TA03
OUT(MIN)
GND
OUT
, Stable with 1µF Ceramic Capacitors
, Stable with Ceramic Capacitors
ADJ
, Stable with 1µF Ceramic Capacitors
1000
= 1.22V, V
= 1.22V, V
= 1.22V, V
= 0.20V, V
= 1.25V, V
= –1.21V, V
4
5
2
80.6k
40.2k
30251234 TA02
DO
DO
DO
DO
DO
= 0.30V, I
= 0.30V, I
= 0.27V, I
= 0.15V, I
= 0.08V, I
DO
RMS
= 0.34V, I
, V
 LINEAR TECHNOLOGY CORPORATION 2007
1µF
IN
: 0.9V to 5.5V, Low I
Q
Q
Q
Q
Q
V
I
= 20µA, I
= 25µA, I
= 30µA, I
= 120µA, I
OUT
= 40µA, I
OUT
Q
= 30µA, I
≤ 500mA
= 1.2V
LT 0411 REV F • PRINTED IN USA
TM
Package.
SD
SD
SD
SD
SD
RMSP-P
< 1µA,
< 1µA,
< 1µA,
< 1µA,
SD
< 3µA,
< 3µA,
RMSP-P
Q
= 54µA,
30251234ff