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Numéro de référence | LM1117-1.8 | ||
Description | 1A Low Dropout Positive Voltage Regulator | ||
Fabricant | CYStech Electronics | ||
Logo | |||
CYStech Electronics Corp.
1A Low Dropout Positive Voltage Regulator
LM1117E3 Series
Spec. No. : C506E3
Issued Date : 2014.05.07
Revised Date : 2015.05.13
Page No. : 1/7
Features
Description
●Adjustable or Fixed Output
The LM1117 series of positive adjustable and fixed
●Output Current of 1A
regulators are designed to provide 1A with high
●Low Dropout, 1.4V max at 1A Output Current efficiency. All internal circuitry is designed to
●Good Noise Rejection
operate down to 1.4V input to output differential.
●Output Current Limiting
●Built-in Thermal Shutdown
The product is specifically designed to provide well-
regulated supply for low-voltage IC application such
●Fast Transient Response
as high-speed bus termination and low current 3.3V
●Can operate using MLCCs in the capacitance range logic supply, and other applications such as VGA cards.
of 2μF to 10μF
Applications
● High Efficiency Linear Regulators
● Post Regulators for Switching Supplies
● Adjustable Power Supply
Typical Application Data
Fixed Voltage Regulator
VIN>4.75V
3
+ C1
C101μF
10μF, T an.
IN
T AB
GND
1
Not es:
1)C1 needed if device is far from filter capacitors
2)C2 minimum value requir ed for stability
Adjustable Voltage Regulator
OUT 2
VOUT=3.3V
+ C2
1100μFF, T an. Min
VIN>4.75V
3
IN
+ CC11
1100μμFF, T an.
T AB
ADJ
1
OUT 2
VOUT =VREF×(1+R2/R1)+IADJ×R2
Not es:
1)C1 needed if device is far from filter capacitors
2)C2 minimum value requir ed for stability
LM1117E3 series
VOUT=3.45V
R1
133Ω,1%
R2
232Ω, 1%
+ CC22
1100μμFF, T an. Min
CYStek Product Specification
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Pages | Pages 7 | ||
Télécharger | [ LM1117-1.8 ] |
No | Description détaillée | Fabricant |
LM1117-1.5 | 1A Low Dropout Positive Voltage Regulator | CYStech Electronics |
LM1117-1.8 | 1A Low Dropout Positive Voltage Regulator | CYStech Electronics |
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