Positive fixed output LDO regulator, providing a stable 4.2V with a maximum output current of 0.21A. Features a 5-pin SOT-23 surface-mount package with gull-wing leads, measuring 2.9mm x 1.6mm x 1.1mm. Operates with input voltages from 1.8V to 6V, offering a typical dropout voltage of 0.18V at 200mA. Includes current limit, on-off control, and thermal protection.
PackageSOT-23
MountingSurface Mount
PolarityPositive
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Technical Specifications
Asahi Kasei Micro TK64642AS2 technical specifications.
General
Basic Package Type
Lead-Frame SMT
Package Family Name
SOT-23
Package/Case
SOT-23
Package Description
Small Outline Transistor
Lead Shape
Gull-wing
Pin Count
5
PCB
5
Package Length (mm)
2.9
Package Width (mm)
1.6
Package Height (mm)
1.1
Seated Plane Height (mm)
1.3(Max)
Pin Pitch (mm)
0.95
Package Material
Plastic
Mounting
Surface Mount
Jedec
MO-193AA
Type
LDO
Number of Outputs
1
Output Type
Fixed
Output Voltage
4.2V
Polarity
Positive
Maximum Output Current
0.21A
Minimum Input Voltage
1.8V
Maximum Input Voltage
6V
Typical Dropout Voltage @ Current
0.18@200mAV
Accuracy
±2%
Typical Quiescent Current
0.03mA
Typical Power Dissipation
500mW
Special Features
Current Limit|On-Off Control|Thermal Protection
Min Operating Temperature
-40°C
Max Operating Temperature
85°C
Compliance
Cage Code
SYD98
EU RoHS
Yes
HTS Code
8542390001
Schedule B
8542390000
ECCN
EAR99
RoHS Versions
2011/65/EU
Datasheet
Asahi Kasei Micro TK64642AS2 Datasheet
Download the complete datasheet for Asahi Kasei Micro TK64642AS2 to view detailed technical specifications.
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