LM1117-2.5 Cystech Electonics Corp., LM1117-2.5 Datasheet

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LM1117-2.5

Manufacturer Part Number
LM1117-2.5
Description
Manufacturer
Cystech Electonics Corp.
Datasheet

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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LM1117-2.5/3.3/5.0/1.5/1.8
Manufacturer:
进口NS/TI
Quantity:
20 000
LM1117L3
1A Low Dropout Positive Voltage Regulator
LM1117L3
Features
Applications
Typical Application Data
Fixed Voltage Regulator
Adjustable Voltage Regulator
Adjustable or Fixed Output
Output Current of 1A
Low Dropout, 1.3V max at 1A Output Current
0.04% Line Regulation
0.2% Load Regulation
100% Thermal Limit Burn-in
Fast Transient Response
High Efficiency Linear Regulators
Post Regulators for Switching Supplies
Adjustable Power Supply
V
C1
10μF Tant
IN
C1
10μF, Tant
>4.75V
V
Notes:
1) C1 needed if device is far from filter capacitors
2) C2 minimum value required for stability
V
IN
OUT
>4.75V
=V
REF
×
+
(1+R2/R1)+I
3
IN
IN
CYStech Electronics Corp.
1
TAB
GND
TAB
ADJ
ADJ
×
OUT
R2
OUT
2
The LM1117 series of positive adjustable and fixed
On-chip trimming adjusts the reference voltage to
1%.
regulators are designed to provide 1A with high
efficiency. All internal circuitry is designed to
operate down to 1.3V input to output differential.
R2
232 Ohm,1%
Description
+
V
V
+
C2
10μF Tant.Min
OUT
OUT
10μF Tant.Min
C2
=3.3V
=3.45V
CYStek Product Specification
Spec. No. : C506L3
Issued Date : 2003.03.22
Revised Date :2005.10.07
Page No. : 1/4

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LM1117-2.5 Summary of contents

Page 1

... C1 needed if device is far from filter capacitors 2) C2 minimum value required for stability LM1117L3 CYStech Electronics Corp. Description The LM1117 series of positive adjustable and fixed regulators are designed to provide 1A with high efficiency. All internal circuitry is designed to operate down to 1.3V input to output differential. On-chip trimming adjusts the reference voltage to 1% ...

Page 2

... TJ Operating Junction Temperature Range Control Section Power Transistor TSTG Storage Temperature TLEAD Lead Temperature(Soldering, 10 sec) Device Selection Guide Device LM1117-Adj LM1117-1.5 LM1117-1.8 LM1117-2.5 LM1117-2.85 LM1117-3.0 LM1117-3.3 LM1117-3.5 LM1117-5.0 Electrical Characteristics @I Parameter Reference voltage (Note 1) Output Voltage (Note 1) Line Regulation (Note 1) Load Regualtion (Note 1) ...

Page 3

... The * denotes the specifications which apply over the full temperature range. Note 1:Low duty pulse testing with Kelvin connections required. Note 2:120Hz input ripple(CADJ for ADJ=25μF) Note 3:△VOUT, △VREF=1%. Representative Circuit Diagram ADJ FOR ADJUSTABLE VOLTAGE DEVICE LM1117L3 CYStech Electronics Corp )=1.5V IN OUT V =V +1.5V, I ...

Page 4

... All rights are reserved. Reproduction in whole or in part is prohibited without the prior written approval of CYStek. CYStek reserves the right to make changes to its products without notice. CYStek semiconductor products are not warranted to be suitable for use in Life-Support Applications, or systems. CYStek assumes no liability for any consequence of customer product design, infringement of patents, or application assistance. LM1117L3 CYStech Electronics Corp Date Code 左 ...

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