LT1962EMS8-3.3#PBF Linear Technology, LT1962EMS8-3.3#PBF Datasheet - Page 16

• Manufacturer Part Number: LT1962EMS8-3.3#PBF
• Description: IC LDO REG LOWNOISE 3.3V 8-MSOP
• Manufacturer: Linear Technology

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

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
[phone] FAX: [phone] 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