Product Summary

The REG1117 is an easy-to-use three-terminal voltage regulator. The REG1117 low dropout voltage allows its use with as little as 1V input-output voltage differential.

Parametrics

REG1117 absolute maximum ratings: (1)Power Dissipation: Internally Limited; (2)Input Voltage: +15V; (3)Operating Junction Temperature Range: -40℃ to +125℃; (4)Storage Temperature Range: -65℃ to +150℃; (5)Lead Temperature (soldering, 10s): +300℃.

Features

REG1117 features: (1)Fixed and adjustable versions; (2)2.5V model for scsi-2 active termination; (3)Output current: REG1117: 800mA max; (4)Output tolerance: 1% max; (5)Dropout voltage: REG1117: 1.2V max at IO = 800mA; (6)internal current limit; (7)thermal overload protection; (8)SOT-223 and DDPAK surface-mount packages.

Diagrams

REG1117 Pin Configuration

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
REG1117FA-2.5KTTT
REG1117FA-2.5KTTT

Texas Instruments

Low Dropout (LDO) Regulators 800mA & 1A LDO

Data Sheet

0-1: $2.70
1-25: $2.16
25-50: $2.16
50-100: $1.73
REG1117FA1.8KTTTG3
REG1117FA1.8KTTTG3

Texas Instruments

Low Dropout (LDO) Regulators 800mA & 1A LDO

Data Sheet

0-1: $2.33
1-25: $1.91
25-50: $1.91
50-100: $1.72
REG1117A/2K5
REG1117A/2K5

Texas Instruments

Low Dropout (LDO) Regulators 800mA & 1A LDO

Data Sheet

0-1800: $0.68
1800-2000: $0.65
2000-2500: $0.65
2500-5000: $0.62
REG1117FA-5.0/500
REG1117FA-5.0/500

Texas Instruments

Low Dropout (LDO) Regulators 800mA & 1A LDO

Data Sheet

0-295: $1.58
295-500: $1.24
500-1000: $1.22
1000-2000: $1.21
REG1117FA-18/500G3
REG1117FA-18/500G3

Texas Instruments

Low Dropout (LDO) Regulators Sgl Output LDO 1.0A Fixed Int Crnt Lim

Data Sheet

Negotiable 
REG1117FA-5.0KTTTG
REG1117FA-5.0KTTTG

Texas Instruments

Low Dropout (LDO) Regulators Sgl Output LDO 1.0A Fixed Int Crnt Lim

Data Sheet

0-1: $2.70
1-25: $2.16
25-50: $2.16
50-100: $1.73
REG1117A-2.5G4
REG1117A-2.5G4

Texas Instruments

Low Dropout (LDO) Regulators 800mA & 1A LDO

Data Sheet

0-1: $2.03
1-25: $1.88
25-100: $1.40
100-250: $1.22
REG1117FA2.5KTTTG3
REG1117FA2.5KTTTG3

Texas Instruments

Low Dropout (LDO) Regulators 800mA & 1A LDO

Data Sheet

0-1: $2.70
1-25: $2.16
25-100: $1.73
100-250: $1.40