SE555D Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
SE555D is a precision timer IC from Texas Instruments featuring single-function timing operation in an 8-pin SOP package. It supports astable and monostable modes with up to 15V supply voltage. From $0.17, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- SE555D Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.1707(MOQ 1)
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of SE555D?
- Single-function timer compatible with SE555/NE555 in compact SOP-8 package
- Operates from 5V to 15V supply voltage for flexible system integration
- Supports both astable and monostable timing modes for versatile applications
- High output current capability with precise timing up to microseconds
- Plastic/epoxy RoHS-compliant package (JESD-609 e4) for lead-free designs
What is SE555D used for?
The SE555D is widely used in precision timing circuits, pulse generation, and oscillator applications across industrial and consumer electronics. It serves as a reliable building block in motor control, LED dimming, and signal conditioning circuits. Its broad supply voltage range makes it suitable for battery-powered devices and automotive timing modules.
What are the specifications of SE555D?
| YTEOL | 0 |
| Additional Feature | CAN ALSO OPERATE FROM A 15V NOMINAL SUPPLY |
| Analog IC - Other Type | TIMER |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 15mA |
| Supply Voltage-Max (Vsup) | 18V |
| Supply Voltage-Min (Vsup) | 4.5V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Temperature Grade | MILITARY |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| ## SE555D Alternates Showing results | Image |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
| Country of Origin | Taiwan |
Where can I find the SE555D datasheet?
SE555D Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for SE555D?
Compatible alternatives and drop-in replacements for SE555D:
Fairchild Semiconductor Corporation 1 Func, BIPolar, PDSO8
National Semiconductor Corporation 1 Func, BIPolar, PDSO8
National Semiconductor Corporation 1 Func, BIPolar, PDSO8
suggested
suggested
suggested
Frequently Asked Questions
What is the supply voltage range for the SE555D?
The SE555D operates from a 5V to 15V supply voltage. It can also operate from a 15V nominal supply as noted in its specifications, making it compatible with a wide range of system power rails in both industrial and consumer applications.
What package does the SE555D come in?
The SE555D is available in an 8-pin Small Outline Package (SOP-8) with a 0.25-inch package equivalence code. It uses a plastic/epoxy body material and meets JESD-609 e4 (RoHS-compliant, lead-free) standards, suitable for surface-mount assembly.
What are the typical applications of the SE555D timer IC?
The SE555D is used in astable and monostable timer circuits for pulse generation, frequency oscillation, PWM control, LED dimming, motor speed control, and signal conditioning. Its single-function timer design makes it ideal for both simple and complex timing applications in industrial and consumer electronics.
Is the SE555D a drop-in replacement for the NE555?
Yes, the SE555D is pin-compatible with the industry-standard NE555 timer. It shares the same 8-pin configuration and timing functionality, allowing direct substitution in existing designs without circuit modification, while offering comparable performance characteristics.
Related Guides
CSD87313DMS Synchronous Buck Power Stage Design Guide
Design a compact CSD87313DMS synchronous buck stage with practical guidance for loss, gate drive, PCB layout, EMI, thermal validation, and sourcing.
Aug 6, 2026
STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection
Choose STEF05SGR for 5 V overcurrent protection by checking current-limit margin, inrush, thermal loss, fault response, and sourcing.
Aug 6, 2026
C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC
Select C0402C103K3RACTU by voltage margin, X7R behavior, tolerance, 0402 assembly risk, and qualified alternatives.
Aug 4, 2026
STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security
Choose STM32H753VIT6 by evaluating memory architecture, LQFP-100 pin fit, connectivity, security, power, and sourcing tradeoffs.
Aug 4, 2026
Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.6000 | $0.60 |
| 5+ | $0.5600 | $2.80 |
| 22+ | $0.5258 | $11.57 |
| 1000+ | $0.4932 | $493.20 |
| 1130+ | $0.1774 | $200.46 |
| 1465+ | $0.1707 | $250.08 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit