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Fixed-Mode Regulator. LMT1117 Datasheet

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Fixed-Mode Regulator. LMT1117 Datasheet






LMT1117 Regulator. Datasheet pdf. Equivalent




LMT1117 Regulator. Datasheet pdf. Equivalent





Part

LMT1117

Description

1A Low Dropout Positive Adjustable or Fixed-Mode Regulator



Feature


SMD Type Integrate CirIcCuit 1A Low Dr opout Positive Adjustable or Fixed-Mode Regulator KMT1117(LMT1117) 0.1max +0. 050.90 -0.05 +0.151.65 -0.15 Features 1.4V maximum dropout at full load curre nt Fast transient response Output curre nt limiting Built-in thermal shutdown G ood noise rejection 3-Terminal Adjustab le or Fixed 1.5V, 1.8V, 1.9V,2.5V, 3.3V , 5.0V Absolute M.
Manufacture

Kexin

Datasheet
Download LMT1117 Datasheet


Kexin LMT1117

LMT1117; aximum Ratings Ta = 25 Parameter DC Supp ly Voltage Power Dissipation Thermal Re sistance Junction-to-Ambient Thermal Re sistance Junction-to-Case * Operating J unction Temperature Range Storage Tempe rature * Control Circuitry/Power Transi stor Symbol Vin PD JA JC TOP TST Rati ng -0.3 to 12 Internally Limited 117 15 0 to +150 -65 to +150 SOT-223 6.50+0. 2 -0.2 Unit: mm 3.


Kexin LMT1117

.50+0.2 -0.2 3.00+0.1 -0.1 4 0.90+0.2 -0.2 7.00+0.3 -0.3 123 2.9 4.6 0.70+0 .1 -0.1 1 Adj(GND) 2 Vout 3 Vin Unit V /W /W Block Diagram www.kexin.com.c n 1 SMD Type Integrate CirIcCuit KMT 1117(LMT1117) Electrical Characteristi cs Ta = 25 Parameter Reference Voltage Output Voltage Line Regulation Load Re gulation Dropout Voltage (VIN-VOUT) Cur rent Limit Minimum.


Kexin LMT1117

Load Current Thermal Regulation Ripple Rejection Temperature Stability Testco nditons KMT1117-ADJ TJ=25 ,(VIN-OUT)=1. 5V,IO=10mA KMT1117-1.5 IOUT = 10mA, TJ = 25 , 3V VIN 12V KMT1117-1.8 IOUT = 10 mA, TJ = 25 , 3.3V VIN 12V KMT1117-1.9 IOUT = 10mA, TJ = 25 , 3.3V VIN 12V KMT 1117-2.5 IOUT = 10mA, TJ = 25 , 4V VIN 12V KMT1117-3.3 IOUT = 10mA, TJ = 25 , 4.8V VIN 12V KMT11.

Part

LMT1117

Description

1A Low Dropout Positive Adjustable or Fixed-Mode Regulator



Feature


SMD Type Integrate CirIcCuit 1A Low Dr opout Positive Adjustable or Fixed-Mode Regulator KMT1117(LMT1117) 0.1max +0. 050.90 -0.05 +0.151.65 -0.15 Features 1.4V maximum dropout at full load curre nt Fast transient response Output curre nt limiting Built-in thermal shutdown G ood noise rejection 3-Terminal Adjustab le or Fixed 1.5V, 1.8V, 1.9V,2.5V, 3.3V , 5.0V Absolute M.
Manufacture

Kexin

Datasheet
Download LMT1117 Datasheet




 LMT1117
SMD Type
Integrate CirIcCuit
1A Low Dropout Positive Adjustable
or Fixed-Mode Regulator
KMT1117(LMT1117)
Features
1.4V maximum dropout at full load current
Fast transient response
Output current limiting
Built-in thermal shutdown
Good noise rejection
3-Terminal Adjustable or Fixed 1.5V, 1.8V, 1.9V,2.5V, 3.3V, 5.0V
Absolute Maximum Ratings Ta = 25
Parameter
DC Supply Voltage
Power Dissipation
Thermal Resistance Junction-to-Ambient
Thermal Resistance Junction-to-Case *
Operating Junction Temperature Range
Storage Temperature
* Control Circuitry/Power Transistor
Symbol
Vin
PD
JA
JC
TOP
TST
Rating
-0.3 to 12
Internally Limited
117
15
0 to +150
-65 to +150
SOT-223
6.50+0.2
-0.2
Unit: mm
3.50+0.2
-0.2
3.00+0.1
-0.1
4
0.90+0.2
-0.2
7.00+0.3
-0.3
123
2.9
4.6
0.70+0.1
-0.1
1 Adj(GND)
2 Vout
3 Vin
Unit
V
/W
/W
Block Diagram
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 LMT1117
SMD Type
Integrate CirIcCuit
KMT1117(LMT1117)
Electrical Characteristics Ta = 25
Parameter
Reference Voltage
Output Voltage
Line Regulation
Load Regulation
Dropout Voltage (VIN-VOUT)
Current Limit
Minimum Load Current
Thermal Regulation
Ripple Rejection
Temperature Stability
Testconditons
KMT1117-ADJ TJ=25 ,(VIN-OUT)=1.5V,IO=10mA
KMT1117-1.5 IOUT = 10mA, TJ = 25 , 3V VIN 12V
KMT1117-1.8 IOUT = 10mA, TJ = 25 , 3.3V VIN 12V
KMT1117-1.9 IOUT = 10mA, TJ = 25 , 3.3V VIN 12V
KMT1117-2.5 IOUT = 10mA, TJ = 25 , 4V VIN 12V
KMT1117-3.3 IOUT = 10mA, TJ = 25 , 4.8V VIN 12V
KMT1117-5.0 IOUT = 10mA, TJ = 25 , 6.5V VIN 12V
KMT1117-XXX IO=10mA,VOUT+1.5V VIN 12V, TJ=25
KMT1117-ADJ VIN=3.3V,Vadj=0,0mA Io 1A,TJ=25
KMT1117-1.5 VIN=3V,0mA Io 1A,TJ=25
KMT1117-1.8 VIN=3.3V,0mA Io 1A,TJ=25
KMT1117-1.9 VIN=3.3V,0mA Io 1A,TJ=25
KMT1117-2.5 VIN=4V,0mA Io 1A,TJ=25
KMT1117-3.3 VIN=5V,0mA Io 1A,TJ=25
KMT1117-5.0 VIN=8V,0mA Io 1A,TJ=25
KMT1117-XXX IOUT = 1A , VOUT=0.1%VOUT
KMT1117-XXX (VIN-VOUT) = 5V
KMT1117-XXX 0 Tj 125
TA=25 , 30ms pulse
F=120Hz,COUT=25uF Tantalum, IOUT=1A
KMT1117-XXX VIN=VOUT+3V
IO=10mA
Min Typ Max Unit
1.225 1.250 1.275 V
1.470 1.500 1.530 V
1.764 1.800 1.836 V
1.862 1.900 1.938 V
2.450 2.500 2.550 V
3.235 3.300 3.365 V
4.900 5.000 5.100 V
0.2 %
1%
12 15 mV
15 18 mV
16 19 mV
20 25 mV
26 33 mV
40 50 mV
1.3 1.4 V
1. 1 A
5 10 mA
0.008 0.04 %/W
60 70 dB
0.5 %
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 LMT1117
SMD Type
Typical Characteristics
KMT1117(LMT1117)
Integrate CirIcCuit
Fig.1 Dropout Voltage vs Output Current
Fig.2 Load Regulation vs Temperature
Fig.3 Percent Change in Output Voltage vs Temperature
Fig.4 Line Regulation
Fig.5 Line Transient Response
Fig.6 Load Transient Response
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