Adjustable and Fixed LDO Voltage Regulator - AUK
Description
Semiconductor
S1117API/S1117-xxPI
Adjustable and Fixed LDO Voltage Regulator
Descriptions
The S1117 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 reference voltage to 2%.
Features
• Adjustable or Fixed output • Output Current of 1A • Low Dropout, 1.
3V maximum at 1A Output Current • Thermal Shutdown Protection • Fast Transient Response
Ordering Information
Type NO.
Marking
Package Code
S1117API/S1117xxPI
S1117□□PI/ S1117□□□PI
TO-220F
□□:Voltage Code (Aj : 1.
25V, 15:1.
5V,:18: 1.
8V, 25:2.
5V, 33:3.
3V, 50:5.
0V) □□□:Voltage Code (285:2.
85V)
Outline Dimensions (Unit : mm )
BLOCK DIAGRAM
PIN Connections 1.
GND/Adj 2.
Output voltage 3.
Input voltage
KSI-2068-002
1
Absolute Maximum Ratings
Characteristic
Input voltage
Power Dissipation Junction Temperature
Storage Temperature Range
Symbol
VI PD TJ Tstg
S1117API/S1117-xxPI
Rating
16 2.
0 150 -55 ~ 150
Ta=25°C
Unit
V
W °C
°C
Device Selection Guide (NOTE1)
Device
S1117API S1117-15PI S1117-18PI S1117-25PI S1117-285PI S1117-33PI S1117-50PI
Output Voltage
Adjustable 1.
5V 1.
8V 2.
5V 2.
85V 3.
3V 5.
0V
Note 1 : Other fixed versions are available VO=1.
5V to 5V
KSI-2068-002
2
S1117API/S1117-xxPI
Electrical Characteristics
(Electrical Characteristics at TJ = 25℃ and VI=(VO+1.
5V), IL=10 ㎃, CO=10 ㎌ unless otherwise specified.
)
Characteristic Symbol Device
Test Condition
Min Typ Max Unit
Output Voltage
Line Regulation (Note2) Load Regulation (Note2) Quiescent Current Minimum Load Current Adjust Pin Current Dropout Voltage (Note4) Ripple Rejection (Note3) Current Limit
S1117A
S111715
S111718
VO
S111725
S1117285
S111733
S111750
△VO(△VI) All
△VO(△IL) All
IQC All
IL(MIN)
S1117A
IADJ S1117A
VDROP
All
RR All
ILIMIT
All
VI = (VO+1.
5V),IO = 10 ㎃
VI = (VO+1.
5V) to 7V IO = 0 to 1000 ㎃ VI = (VO+1.
5V),IO = 10 ㎃
VI = (VO+1.
5V) to 7V IO = 0 to...
Similar Datasheet
