LM3881MME/NOPBIn StockTexas Instruments
3-rail power sequencer IC with adjustable time delay and 3-channel monitoring. Supports programmable sequencing thresholds in TSSOP-8 package. From $1.18, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- LM3881MME/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.1800(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 3-channel power rail sequencing with adjustable time delay for flexible startup/shutdown control
- Compact TSSOP-8 (TSSOP8,.19) package for space-constrained designs
- Adjustable sequencing thresholds to support diverse power supply configurations
- Single-function dedicated sequencer for simplified BOM and reliable operation
Applications
The LM3881MME/NOPB is widely used in multi-rail power management applications such as FPGAs, DSPs, and complex SoCs that require strict power-up and power-down sequencing. It is ideal for industrial control systems, communications equipment, and embedded computing platforms where improper rail sequencing can cause latch-up or data corruption. The adjustable time delay feature makes it suitable for customizing sequencing margins in server boards and networking hardware.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Adjustable Threshold | NO |
| Analog IC - Other Type | POWER SEQUENCER |
| JESD-30 Code | S-PDSO-G8 |
| JESD-609 Code | e3 |
| Number of Channels | 3 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP8,.19 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 2.7V |
| Supply Voltage-Nom (Vsup) | 3.3V |
| Surface Mount | YES |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Threshold Voltage-Nom | 1.22 |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| ## LM3881MME/NOPB 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 | 8542.39.00.90 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LM3881MME/NOPB:
National Semiconductor Corporation Fixed, 1 Channel, 1.22, PDSO8
suggested
Frequently Asked Questions
How many power rails can the LM3881MME/NOPB sequence?
The LM3881MME/NOPB supports 3 independent power rails. It monitors all three rails and ensures they power up and power down in the correct programmed sequence, preventing damage to downstream ICs that require specific voltage ordering.
What package does the LM3881MME/NOPB come in and what are its dimensions?
The LM3881MME/NOPB is available in an 8-pin TSSOP (TSSOP8,.19) small outline package with a 0.19-inch body width. This compact footprint makes it well-suited for high-density PCB designs with limited board space.
Can the sequencing time delay be adjusted on the LM3881MME/NOPB?
Yes, the LM3881MME/NOPB features an adjustable time delay between rail sequencing events. This allows designers to program the delay margin between each rail's enable signal, ensuring compatibility with various power supply settling times and system requirements.
What are common applications for the LM3881MME/NOPB?
The LM3881MME/NOPB is commonly used in FPGA and DSP power management, server and networking equipment, industrial controllers, and any multi-supply system requiring guaranteed power-up sequencing to protect sensitive components from overvoltage or improper startup conditions.
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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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| 1+ | $4.0000 | $4.00 |
| 10+ | $1.4500 | $14.50 |
| 25+ | $1.3200 | $33.00 |
| 100+ | $1.1800 | $118.00 |
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