LD1117S25CTR STMicroelectronics, LD1117S25CTR Datasheet - Page 15
![IC REG LDO POS 800MA 2.5V SOT223](/photos/5/48/54884/sot-223_sml.jpg)
LD1117S25CTR
Manufacturer Part Number
LD1117S25CTR
Description
IC REG LDO POS 800MA 2.5V SOT223
Manufacturer
STMicroelectronics
Datasheet
1.LD1117S33CTR.pdf
(42 pages)
Specifications of LD1117S25CTR
Regulator Topology
Positive Fixed
Voltage - Output
2.5V
Voltage - Input
Up to 15V
Voltage - Dropout (typical)
1.1V @ 800mA
Number Of Regulators
1
Current - Output
950mA
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
2.5 V
Output Type
Fixed
Dropout Voltage (max)
1.1 V
Output Current
950 mA
Line Regulation
6 mV
Load Regulation
10 mV
Voltage Regulation Accuracy
1 %
Maximum Power Dissipation
12 W
Maximum Operating Temperature
+ 150 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Primary Input Voltage
15V
Output Voltage Fixed
2.5V
Dropout Voltage Vdo
1.1V
No. Of Pins
3
Operating Temperature Range
0°C To +125°C
Filter Terminals
SMD
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Limit (min)
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
497-1240-2
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LD1117S25CTR
Manufacturer:
ST
Quantity:
7 500
Part Number:
LD1117S25CTR
Manufacturer:
ST
Quantity:
20 000
LD1117xx
Table 10.
Symbol
I
O(min)
SVR
ΔI
ΔV
ΔV
ΔV
ΔV
V
V
V
I
eN
V
I
adj
O
ref
ref
adj
in
d
O
O
O
O
Reference voltage
Reference voltage
Line regulation
Load regulation
Temperature stability
Long term stability
Operating input voltage
Adjustment pin current
Adjustment pin current change V
Minimum load current
Output current
Output noise (%V
Supply voltage rejection
Dropout voltage
Thermal regulation
Refer to the test circuits, T
Electrical characteristics of LD1117 (adjustable)
Parameter
O
)
V
I
V
V
1000 hrs, T
V
V
V
B = 10 Hz to 10 kHz, T
I
V
I
I
I
T
J
O
O
O
O
O
a
in
in
in
in
in
in
in
in
= 0 to 125 °C, C
= 10 to 800 mA, V
= 40 mA, f = 120 Hz, T
= 100 mA
= 500 mA
= 800 mA
= 25 °C, 30 ms Pulse
- V
- V
- V
≤ 15 V
- V
= 15 V
- V
- V
Doc ID 2572 Rev 29
O
O
O
O
O
O
= 1.5 to 13.75 V, I
= 3 V, I
= 1.4 to 10 V, I
= 5 V, T
= 3 V, V
= 2 V, I
J
Test condition
= 125 °C
O
O
J
ripple
= 10 to 800 mA
= 10 mA, T
= 25 °C
O
in
= 1 V
= 10 µF, unless otherwise specified.
- V
O
J
= 25 °C
= 10 to 800 mA
J
O
O
PP
= 25 °C
= 1.4 to 10 V 1.225
= 10 mA
J
= 25 °C
1.238
Electrical characteristics
Min.
800
60
0.035
0.003
Typ.
1.25
1.05
1.10
0.01
950
0.1
0.5
0.3
60
75
1
2
1
1.262
1.275
Max.
1300
1.15
120
0.2
0.4
1.1
1.2
0.1
15
5
5
%/W
Unit
15/42
mA
mA
µA
µA
dB
%
%
%
%
%
V
V
V
V