LT1962EMS8-3.3#PBF Linear Technology, LT1962EMS8-3.3#PBF Datasheet - Page 16
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LT1962EMS8-3.3#PBF
Manufacturer Part Number
LT1962EMS8-3.3#PBF
Description
IC LDO REG LOWNOISE 3.3V 8-MSOP
Manufacturer
Linear Technology
Datasheet
1.LT1962EMS8PBF.pdf
(16 pages)
Specifications of LT1962EMS8-3.3#PBF
Regulator Topology
Positive Fixed
Voltage - Output
3.3V
Voltage - Input
Up to 20V
Voltage - Dropout (typical)
0.27V @ 300mA
Number Of Regulators
1
Current - Output
300mA
Current - Limit (min)
320mA
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
Voltage Regulator Type
Linear
Topology
LDO
Regulator Output Type
Fixed
Polarity Type
Positive
Number Of Outputs
Single
Input Voltage (min)
1.8V
Input Voltage (max)
20V
Output Voltage
3.3V
Package Type
MSOP
Output Current
300mA
Load Regulation
17mV
Line Regulation
5mV
Operating Temp Range
-40C to 125C
Operating Temperature Classification
Automotive
Dropout Voltage@current (max)
0.15@10mA/0.33@300mA
Dropout Voltage@current (typ)
0.1@10mA/0.27@300mA
Pin Count
8
Mounting
Surface Mount
Primary Input Voltage
20V
Output Voltage Fixed
3.3V
Dropout Voltage Vdo
270mV
No. Of Pins
8
Operating Temperature Range
-40°C To +125°C
Msl
MSL 1 - Unlimited
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
RELATED PARTS
LT1962 Series
TYPICAL APPLICATIO S
*ADJUST R1 FOR 0mA TO 300mA
PART NUMBER
LT1120
LT1121
LT1129
LT1175
LT1521
LT1529
LTC1627
LT1761
LT1762
LT1763
LT1764
LT1772
LT1963
Burst Mode is a trademark of Linear Technology Corporation.
16
>2.7V
CONSTANT CURRENT
V
IN
LT1004-1.2
+
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 FAX: (408) 434-0507 www.linear-tech.com
C1
10 F
DESCRIPTION
125mA Low Dropout Regulator with 20 A I
150mA Micropower Low Dropout Regulator
700mA Micropower Low Dropout Regulator
500mA Negative Low Dropout Micropower Regulator
300mA Low Dropout Micropower Regulator with Shutdown
3A Low Dropout Regulator with 50 A I
High Efficiency Synchronous Step-Down Switching Regulator
100mA, Low Noise, Low Dropout Micropower Regulator in SOT-23
150mA, Low Noise, LDO Micropower Regulator
500mA, Low Noise, LDO Micropower Regulator
3A, Fast Transient Response Low Dropout Regulator
Constant Frequency Current Mode Step-Down DC/DC Controller
1.5A, Fast Transient Response Low Dropout Regulator
R3
2k
Adjustable Current Source
40.2k
R1*
R2
1k
2.2k
R4
0.1
R5
C2
1 F
R6
2.2k
–
+
1/2 LT1490
U
IN
SHDN
LT1962-2.5
GND
0.33 F
C3
OUT
FB
1962 TA04
Q
R7
100k
Q
LOAD
V
IN
> 3.7V
Paralleling of Regulators for Higher Output Current
+
SHDN
COMMENTS
Includes 2.5V Reference and Comparator
30 A I
50 A Quiescent Current
45 A I
15 A I
500mV Dropout Voltage
Burst Mode
20 A Quiescent Current, 20 V
25 A Quiescent Current, 20 V
30 A Quiescent Current, 20 V
340mV Dropout Voltage, 40 V
Up to 94% Efficiency, SOT-23 Package, 100% Duty Cycle
SO-8, SOT-223 Packages
C1
10 F
Q
Q
Q
, SOT-223 Package
, 0.26V Dropout Voltage, SOT-223 Package
, Reverse Battery Protection
0.1
R2
2.2k
0.1
R1
R3
TM
Operation, Monolithic, 100% Duty Cycle
sn1962 1962fas LT/TP 0101 2K REV A • PRINTED IN USA
R4
2.2k
3
2
IN
IN
SHDN
SHDN
+
–
1/2 LT1490
LT1962-3.3
LT1962
0.01 F
LINEAR TECHNOLOGY CORPORATION 2000
GND
GND
C3
8
4
RMS
RMS
RMS
RMS
OUT
OUT
BYP
BYP
ADJ
FB
Noise
Noise
Noise
Noise
1
1962 TA03
10k
R5
C4
0.01 F
C5
0.01 F
R6
2k
R7
1.21k
+
C2
10 F
3.3V
300mA