LM1949 Datasheet and Specifications PDF

The LM1949 is a LM1949 Injector Drive Controller.

Key Specifications

PackagePDIP
Mount TypeThrough Hole
Pins8
Max Voltage (typical range)5.5 V
Min Voltage (typical range)3 V
Height5.08 mm
Length9.81 mm
Width6.35 mm
Datasheet4U Logo
Part NumberLM1949 Datasheet
ManufacturerNational Semiconductor
Overview The LM1949 linear integrated circuit serves as an excellent control of fuel injector drive circuitry in modern automotive systems The IC is designed to control an external power NPN Darlington transis. Y Y Y Y Y Y Y Y Y Y Y Y Y Low voltage supply (3V
* 5 5V) 22 mA output drive current No RFI radiation Adaptable to all injector current levels Highly accurate operation TTL CMOS compatible input logic levels Short circuit protection High impedance input Externally set holding current IH Internally s.
Part NumberLM1949 Datasheet
DescriptionInjector Drive Controller
ManufacturerTexas Instruments
Overview The LM1949 linear integrated circuit serves as an excellent control of fuel injector drive circuitry in modern automotive systems. The IC is designed to control an external power NPN Darlington transi. 1
*2 Low Voltage Supply (3V
*5.5V)
* 22 mA Output Drive Current
* No RFI Radiation
* Adaptable to All Injector Current Levels
* Highly Accurate Operation
* TTL/CMOS Compatible Input Logic Levels
* Short Circuit Protection
* High Impedance Input
* Externally Set Holding Current, IH
* Internally Set Pe.

Price & Availability

Availability and pricing information from multiple distributors.

Seller Inventory Price Breaks Buy
Rochester Electronics 575 25+ : 4.04 USD
100+ : 3.84 USD
500+ : 3.64 USD
1000+ : 3.43 USD
View Offer
Verical 469 75+ : 5.05 USD
100+ : 4.8 USD
500+ : 4.55 USD
1000+ : 4.2875 USD
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Verical 106 75+ : 5.05 USD
100+ : 4.8 USD
500+ : 4.55 USD
1000+ : 4.2875 USD
View Offer