LD1117S25TR STMicroelectronics, LD1117S25TR Datasheet - Page 3

• Manufacturer Part Number: LD1117S25TR
• Description: IC REG LDO POS 800MA 2.5V SOT223
• Manufacturer: STMicroelectronics

Specifications of LD1117S25TR

• 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: 0 C
• Primary Input Voltage: 4.5V
• Output Voltage Fixed: 2.5V
• Dropout Voltage Vdo: 1.1V
• No. Of Pins: 3
• Voltage Regulator Case Style: SOT-223
• Operating Temperature Range: 0°C To +125°C
• Svhc: No
• 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: 497-7309-2; LD1117S25TR

Table 2: Absolute Maximum Ratings
Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these condition is
not implied. Over the above suggested Max Power Dissipation a Short Circuit could definitively damage the device.
Table 3: Thermal Data
Figure 3: Application Circuit (FOR 1.2 V)
Figure 4: Application Circuit (FOR OTHER FIXED OUTPUT VOLTAGES)
Symbol
R
R
Symbol
thj-case
thj-amb
P
T
V
T
stg
op
tot
IN
Thermal Resistance Junction-case
Thermal Resistance Junction-ambient
DC Input Voltage
Power Dissipation
Storage Temperature Range
Operating Junction Temperature Range
Parameter
Parameter
for C Version
for standard Version
SOT-223
15
SO-8
20
DPAK
-40 to +150
-40 to +150
0 to +150
8
Value
15
12
LD1117 SERIES
TO-220
50
3
Unit
°C/W
°C/W
Unit
°C
°C
°C
W
V
3/27