LD1117AS33TR Просмотр технического описания (PDF) - STMicroelectronics

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LD1117AS33TR

Low drop fixed and adjustable positive voltage regulators

STMicroelectronics 

LD1117Axx

Electrical characteristics

Table 8.

Electrical characteristics of LD1117A (Adjustable)

(refer to the test circuits, TJ = 0 to 125 °C, CO = 10 µF, CI = 10 µF unless otherwise

specified).

Symbol

Parameter

Test conditions

Min. Typ. Max. Unit

VO

VO

ΔVO

ΔVO

ΔVO

ΔVO

VI

Iadj

ΔIadj

Output voltage

Output voltage

Line regulation

Load regulation

Temperature stability

Long term stability

Operating input voltage

Adjustment pin current

Adjustment pin current

change

VI = 5.3V, IO = 10mA, TJ = 25°C

IO = 0 to 1A, VI = 2.75 to 10V

VI = 2.75 to 8V, IO = 0mA

VI = 2.75V, IO = 0 to 1A

1000 hrs, TJ = 125°C

IO = 100mA

Vin ≤ 10 V

Vin - VO = 1.4 to 10 V, IO = 10mA to 1A

1.225 1.25 1.275 V

1.2

1.3 V

1

6 mV

1

10 mV

0.5

%

0.3

%

10 V

60 120 µA

1

5 µA

IO(min)

IO

eN

Minimum load current

Output current

Output noise voltage

SVR Supply voltage rejection

VD Dropout voltage

ΔVO(pwr) Thermal regulation

Vin = 10 V

VI - VO = 5V, TJ = 25°C

B =10Hz to 10kHz, TJ = 25°C

IO = 40mA, f = 120Hz

VI - VO = 3V, Vripple = 1VPP

IO = 100mA

IO = 500mA

IO = 1A

Ta = 25°C, 30ms Pulse

2

5 mA

1000 1200

mA

100

µV

60 80

dB

1 1.10

1.05 1.15 V

1.15 1.30

0.08 0.2 %/W

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