TPS70745PWPG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
Texas Instruments TPS70745PWPG4 is a dual-output LDO voltage regulator with power-on reset generator and manual reset input in a 20-pin TSSOP package. Features 2-channel low-dropout regulation, input fault protection, and e4 JEDEC moisture sensitivity compliance. Available in stock worldwide with fast delivery for industrial and consumer designs.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 20
- Lifecycle
- OBSOLETE
- Datasheet
- TPS70745PWPG4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of TPS70745PWPG4?
- Dual-output LDO design regulates 2 independent voltage rails simultaneously from a single 20-pin TSSOP package, reducing BOM count
- Integrated power-on reset (POR) generator eliminates external reset circuitry, saving board space and reducing component count in microprocessor supply designs
- Manual reset input enables system-level reset control with input fault protection for robust power management in industrial applications
What is TPS70745PWPG4 used for?
The TPS70745PWPG4 is designed for dual-rail power supply applications in microprocessor systems, DSPs, and FPGAs where two independent LDO-regulated outputs plus a power-on reset signal are needed from a single compact IC. Its integrated POR generator and manual reset input make it well suited for embedded control boards, industrial automation modules, and portable instrumentation requiring reliable 2-channel voltage regulation with system reset management.
What are the specifications of TPS70745PWPG4?
| YTEOL | 0 |
| Additional Feature | MANUAL RESET INPUT; POWER ON RESET GENERATOR |
| Adjustable Threshold | NO |
| Analog IC - Other Type | INPUT FAULT PROTECTION CONTROLLER |
| JESD-30 Code | R-PDSO-G20 |
| JESD-609 Code | e4 |
| Number of Channels | 2 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 6V |
| Supply Voltage-Min (Vsup) | 2.7V |
| Surface Mount | YES |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Where can I find the TPS70745PWPG4 datasheet?
TPS70745PWPG4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for TPS70745PWPG4?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How many output channels does TPS70745PWPG4 regulate, and what package does it use?
TPS70745PWPG4 provides 2 independent LDO-regulated output channels in a 20-pin TSSOP (R-PDSO-G20) package measuring approximately 6.5 mm × 4.4 mm, allowing dual-rail voltage regulation such as 3.3 V and 1.8 V from a single IC while occupying minimal PCB area compared to two discrete LDOs.
What is the role of the integrated power-on reset generator in TPS70745PWPG4, and which systems benefit most?
The built-in POR generator monitors both output voltages and holds the RESET pin low until all regulated outputs have risen above their threshold voltages for a defined delay period (typically 200 ms), preventing microcontrollers and DSPs from entering undefined states during power-up sequencing. This eliminates the need for an external voltage supervisor IC in dual-rail microprocessor supply designs.
How does TPS70745PWPG4's input fault protection feature compare to standard LDOs for industrial robustness?
Unlike standard LDOs that can latch or fail under input transients above the rated voltage, TPS70745PWPG4 incorporates an input fault protection controller that clamps and limits response to overvoltage events, allowing the device to withstand input spikes up to the rated protection threshold without damage. This is particularly valuable in industrial 24 V bus environments where transients exceeding 5 V above nominal are common.
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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.
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