LD1117AS12TR STMicroelectronics, LD1117AS12TR Datasheet - Page 8

• Manufacturer Part Number: LD1117AS12TR
• Description: IC REG LDO POS 1A 1.2V SOT-223
• Manufacturer: STMicroelectronics

Specifications of LD1117AS12TR

• Regulator Topology: Positive Fixed
• Voltage - Output: 1.2V
• Voltage - Input: Up to 15V
• Voltage - Dropout (typical): 1.15V @ 1A
• Number Of Regulators: 1
• Current - Output: 1.2A
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: SOT-223 (3 leads + Tab), SC-73, TO-261
• Number Of Outputs: 1
• Polarity: Positive
• Input Voltage Max: 15 V
• Output Voltage: 1.2 V
• Output Type: Fixed
• Dropout Voltage (max): 1.3 V
• Output Current: 1000 mA
• Line Regulation: 6 mV
• Load Regulation: 10 mV
• Voltage Regulation Accuracy: 2 %
• Maximum Power Dissipation: 12 W
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-6445-2; LD1117AS12TR

Electrical characteristics
Table 5.
8/26
Symbol
ΔV
SVR
ΔV
ΔV
ΔV
ΔV
V
V
eN
V
O(pwr)
V
I
I
O
d
O
O
D
I
O
O
O
O
Output voltage
Output voltage
Line regulation
Load regulation
Temperature stability
Long term stability
Operating input voltage
Quiescent current
Output current
Output noise voltage
Supply voltage rejection
Dropout voltage
Thermal regulation
Refer to the test circuits, T
specified.
Electrical characteristics of LD1117A#18
Parameter
J
V
I
V
V
1000 hrs, T
I
V
V
B =10Hz to 10kHz, T
I
V
I
I
I
T
= 0 to 125 °C, C
O
O
O
O
O
O
a
I
I
I
I
I
I
= 3.8V, I
- V
= 0 to 1A, V
= 3.3 to 8V, I
= 3.3V, I
= 100mA
≤ 8V, I
- V
= 40mA, f = 120Hz
= 100mA
= 500mA
= 1A
= 25°C, 30 ms Pulse
Doc ID 7194 Rev 22
O
O
= 3V, V
= 5V, T
O
Test conditions
O
O
= 0mA
J
= 10mA, T
= 0 to 1A
= 125°C
J
ripple
I
O
= 3.3 to 8V
= 25°C
= 0mA
O
= 1V
= 10 µF, C
J
= 25°C
J
PP
= 25°C
I
= 10 µF unless otherwise
1.764
1.728
1000
Min.
60
Typ.
1.05
1.15
0.08
100
1.8
0.5
0.3
80
1
1
5
1
1.836
1.872
Max.
1.10
1.15
1.30
0.2
10
10
10
LD1117Axx
6
%/W
Unit
mV
mV
mA
mA
µV
dB
%
%
V
V
V
V