L5991A

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Mfr.Part #
L5991A
Manufacturer
STMicroelectronics
Package / Case
16-SOIC (0.154, 3.90mm Width)
Datasheet
Download
Description
IC REG CTRLR FLYBACK 16DIP
Stock
10,784
In Stock :
10,784

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Manufacturer :
STMicroelectronics
Product Category :
DC DC Switching Controllers
Terminal Position :
Dual
Voltage - Supply (Vcc/Vdd) :
7.6V~20V
Control Mode :
CURRENT-MODE
Mount :
Surface Mount
Factory Lead Time :
12 Weeks
ECCN Code :
EAR99
Topology :
Flyback
Output Type :
Transistor Driver
Output Configuration :
Positive, Isolation Capable
Nominal Input Voltage :
15V
JESD-609 Code :
e4
Function :
Step-Up/Step-Down
Frequency :
1MHz
Max Supply Current :
13mA
Output Voltage :
5V
Package / Case :
16-SOIC (0.154, 3.90mm Width)
Moisture Sensitivity Level (MSL) :
3 (168 Hours)
Packaging :
Tube
Switcher Configuration :
Single
Time@Peak Reflow Temperature-Max (s) :
30
Number of Pins :
16
Lead Free :
Lead Free
Base Part Number :
L5991
RoHS Status :
ROHS3 Compliant
Number of Terminations :
16
Analog IC - Other Type :
SWITCHING CONTROLLER
Length :
9.9mm
Synchronous Rectifier :
yes
Input Voltage-Nom :
15V
Mounting Type :
Surface Mount
Output Current :
1.5kA
Operating Temperature :
-40°C~150°C TJ
Peak Reflow Temperature (Cel) :
260
Width :
3.9mm
Number of Outputs :
1
Control Features :
Current Limit, Frequency Control, Soft Start
Lifecycle Status :
ACTIVE (Last Updated: 6 months ago)
Terminal Form :
Gull wing
Fall Time (Typ) :
35 ns
Terminal Finish :
Nickel/Palladium/Gold (Ni/Pd/Au)
Max Duty Cycle :
93 %
Frequency - Switching :
Up to 1MHz
Clock Sync :
No
Rise Time :
70ns
Control Technique :
PULSE WIDTH MODULATION
Introducing DC DC Switching Controllers STMicroelectronics L5991A from Chip IC,where excellence meets affordability. This product stands out with its Package / Case:16-SOIC (0.154, 3.90mm Width), Number of Pins:16, Base Part Number:L5991, Number of Terminations:16, Mounting Type:Surface Mount, Operating Temperature:-40°C~150°C TJ, L5991A pinout, L5991A datasheet PDF, L5991A amp .Beyond DC DC Switching Controllers STMicroelectronics L5991A ,we also offer TPS51124RGER, TPS40200MDREP, LTC3851AEMSE#TRPBF, Our vast inventory has you covered. Contact us now for immediate solutions.

STMicroelectronics L5991A


DC DC Switching Controllers STMicroelectronics L5991A Overview

The L5991A from STMicroelectronics is a sophisticated DC DC switching controller designed to facilitate efficient and reliable power conversion in flyback converters. This IC REG CTRLR FLYBACK 16DIP part plays a crucial role in managing power supply within various electronic devices, enhancing system stability and efficiency. With its robust design and advanced technology, the L5991A is ideal for applications requiring high reliability and performance. Its integration facilitates improved power management capabilities, making it a valuable component for developers and engineers looking to optimize their power systems in demanding environments.

L5991A Features

The L5991A offers a range of features designed to enhance its effectiveness and reliability in flyback converter applications. These include high-frequency operation which improves efficiency and reduces the size of power components, integrated soft-start functionality that minimizes stress on the initiation of power, and under-voltage lockout with hysteresis which ensures stable operation under varying power conditions. The inclusion of over-current and over-temperature protection safeguards the device and the system, thereby enhancing durability and longevity.

L5991A Applications

  • Power Supply Units: The L5991A is commonly used in designing power supply units where efficient energy conversion is crucial. Its ability to handle fluctuating input voltage while maintaining a stable output makes it perfect for this application.
  • Consumer Electronics: Employed in devices such as televisions and computer monitors, the L5991A helps in managing power efficiently, ensuring that these devices maintain optimal performance with enhanced power saving.
  • Industrial Systems: In industrial settings, the L5991A is integral to systems requiring reliable power management solutions. Its robustness and efficient control make it suitable for industrial applications where power demands are high and variable.
  • Telecommunication Equipment: The L5991A supports telecommunication infrastructures by providing stable and efficient power conversion, critical for maintaining system reliability in communication networks.
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