LM1815N/NOPB Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock
LM1815N/NOPB is a Texas Instruments adaptive peak detector IC for magnetic sensor signal processing. It features a single-channel design in a 14-pin DIP package with automatic gain control. From $3.75, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 14
- Lifecycle
- OBSOLETE
- Datasheet
- LM1815N/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $3.7500(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
- Adaptive peak detection optimized for variable-reluctance magnetic sensors
- Single-channel analog circuit with automatic gain control (AGC) for consistent output
- 14-pin DIP package (R-PDIP-T14) for easy through-hole assembly and prototyping
- Wide input frequency range suitable for automotive and industrial speed sensing
- JESD-609 e3 compliant, RoHS/NOPB lead-free packaging
Applications
The LM1815N/NOPB is widely used in automotive engine timing and crankshaft/camshaft position sensing systems where variable-reluctance sensors produce signals of varying amplitude. It also serves industrial applications such as motor speed control, gear tooth detection, and flow metering that require reliable peak detection from magnetic pickups. Additionally, it is employed in anti-lock braking systems (ABS) and transmission speed sensing where consistent digital output from analog magnetic signals is critical.
Specifications
| YTEOL | 0 |
| Analog IC - Other Type | ANALOG CIRCUIT |
| JESD-30 Code | R-PDIP-T14 |
| JESD-609 Code | e3 |
| Number of Channels | 1 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP14,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Peak Reflow Temperature (Cel) | NOT APPLICABLE |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 6mA |
| Supply Voltage-Max (Vsup) | 12V |
| Supply Voltage-Min (Vsup) | 2V |
| Supply Voltage-Nom (Vsup) | 10V |
| Surface Mount | NO |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| ## LM1815N/NOPB Alternates Showing results | Image |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LM1815N/NOPB:
suggested
Frequently Asked Questions
What is the LM1815N/NOPB and what does it do?
The LM1815N/NOPB is an adaptive peak detector IC from Texas Instruments designed for use with variable-reluctance magnetic sensors. It processes analog signals from magnetic pickups and provides a clean digital output, making it ideal for speed and position sensing applications in automotive and industrial systems.
What are the key specifications and package details of the LM1815N/NOPB?
The LM1815N/NOPB features a single-channel design housed in a 14-pin dual-in-line (DIP) package (JESD-30 code R-PDIP-T14) with a 0.3-inch row spacing. It is a lead-free (NOPB) component compliant with JESD-609 e3, and supports 1 function with 1 channel. The part is priced from $3.75 and is available with worldwide shipping.
What are typical applications for the LM1815N/NOPB?
Typical applications include automotive crankshaft and camshaft position sensing, ABS wheel speed detection, industrial gear tooth counting, flow metering, and motor speed control. The IC excels wherever a variable-reluctance magnetic sensor produces amplitude-varying sinusoidal signals that must be converted to reliable digital pulses.
What are suitable alternatives or substitutes for the LM1815N/NOPB?
Suitable alternatives include the LM1815M (same function in SOIC-14 surface-mount package) and other adaptive peak detector ICs such as the Allegro ATS667 or similar magnetic sensor signal conditioning ICs. Selection should consider package type, supply voltage range, and frequency requirements for the specific application.
Related Guides
DP83848 10/100 Mbps Ethernet PHY Transceiver: How to Choose the Right Variant
A complete selection guide for the DP83848 family: compare temperature grades, packages, JTAG support, and interface options across all five variants.
Jun 2, 2026
LM5156 Wide-VIN Boost/SEPIC/Flyback Controller: How to Choose the Right Variant
A concise selection guide for the LM5156 and LM51561 family: how to choose between automotive vs industrial grade, spread-spectrum vs fixed-frequency, and WSON-8 vs HTSSOP-14 package.
Jun 2, 2026
24LC01B I2C EEPROM Design Guide: Pinout, Write Timing, and Package Selection
Complete application note for the Microchip 24LC01B 1 Kbit I2C EEPROM: address wiring, pull-up sizing, acknowledge polling, page-write alignment, and package selection.
Jun 1, 2026
AD8531ARTZ-REEL7 Application Note: High-Current Op-Amp Design Guide
A complete design guide for the AD8531ARTZ-REEL7 250 mA rail-to-rail op-amp: decoupling, thermal budgeting, capacitive load stability, and PCB layout best practices.
Jun 1, 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
LM1086IT-ADJ/NOPB
Transistor Outline, Vertical
Integrated Circuit
TPS37043A8OFDDFRQ1
SOT23 (8-Pin)
Integrated Circuit
LM139AWGRQMLV
Other
Integrated Circuit
MSP430F5436AIZQWR
BGA
Integrated Circuit
LM1086IT-5.0/NOPB
Transistor Outline, Vertical
Integrated Circuit
OPA2347UAG4
Small Outline Packages
Integrated Circuit
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $3.7500 | $3.75 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“The anti-counterfeit verification gave us confidence we'd never had with other China suppliers.”