L5991AD - ST Microelectronics

The pictures are for reference only, and the specific specifications can be found in the product manual.

Part No

L5991AD
Manufacturer

ST Microelectronics
ChipWorker Part#

CW14720000
Category

Voltage Regulator
Package

SOIC-16
Description

L5991 Series 20V 93% 1MHz Primary Controller with Standby - SOIC-16
Documentation

Datasheet

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L5991AD Specifications

Attribute	Attribute Value

Part Number	L5991AD
Manufacturer	ST Microelectronics
ChipWorker Part#	CW14720000
Category	Voltage Regulator
Documentation	Datasheet
Number of Pins	16 Pin
Case/Package	SOIC-16
Frequency	1 MHz
Number of Outputs	1 Output
Output Voltage	5 V
Output Current	1500 A
Supply Current	13 mA
Number of Positions	16 Position
Power Dissipation	0.83 W
Rise Time	70 ns
Switching Frequency	1MHz (MAX)
Duty Cycle	93 %
Maximum Duty Cycle	93 %
Fall Time	35 ns
Operating Temperature (Max)	150 ℃
Operating Temperature (Min)	-40 ℃
Power Dissipation (Max)	830 mW
Supply Voltage	8.2V ~ 20V
Input Voltage	15 V
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Operating Temperature	-40℃ ~ 150℃ (TJ)
Product Lifecycle Status	Active
Packaging	Tube
RoHS	RoHS Compliant
Lead-Free Status	Lead Free
ECCN Code	EAR99

Product Description

This L5991AD current controller by STMicroelectronics will exceed your current supply needs. This current mode controller supports boost|flyback topology. Its single PWM output produces a current of 1500(Max) mA. It has a switching frequency of 1000 kHz. In order to ensure parts aren"t damaged by bulk packaging, this product comes in tube packaging to add a little more protection by storing the loose parts in an outer tube. This device has a minimum operating supply voltage of 12 V and a maximum of 20 V. This current mode controller has a minimum operating temperature of -40 °C and a maximum of 150 °C. This current mode controller"s maximum duty cycle is 93(Min) %.

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