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AMS1117-5

1A Adjustable/Fixed Low Dropout Linear Regulator

Advanced Monolithic Systems Inc 

AMS1117

1A Adjustable/Fixed Low Dropout Linear Regulator

Electrical Characteristic (Continued)

Typicals and limits appearing in normal type apply for TJ=25℃.Limits appearing in Boldface type apply over the entire junction temperature for

operation, -20℃to 125℃.

Symbol

Parameter

Conditions

Min

Typ

Max

(Note 2) (Note 1) (Note 2)

RMS Output Noise(% of

VOUT)

TA = 25°C, 10Hz<= f <=10kHz

Thermal Resistance, Junction

ILimit

to Case

SOT-223

TO-252

Thermal Shutdown

Junction Temperature

Thermal Shutdown Hysteresis

Note 1: Typical Values represent the most likely parametric norm.

Note 2: All limits are guaranteed by testing or statistical analysis.

Note 3: Load and line regulation are measured at constant junction room temperature.

Note 4: The minimum output current required to maintain regulation.

0.003

15

3

155

25

Units

%

℃/W

℃/W

℃

℃

Typical Performance Characteristics

1.5

1.4

1.3

1.2

1.0

0.9

0.8

0.7

0.6

0.5

0

0 0.2 0.4 0.6 0.8 1.0

Output Current ( A )

Figure 4. Dropout Voltage VS. Output Current

5

Advanced Monolithic Systems http://www.ams-semitech.com

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