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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersL5991AD
L5991AD Image
Image may be representation.
See specifications for product details.

L5991AD - STMicroelectronics

Manufacturer Part Number
L5991AD
Manufacturer
STMicroelectronics
Allelco Part Number
32D-L5991AD
ECAD Model
Parts Description
IC REG CTRLR FLYBACK 16SO
Detailed Description
Package
16-SOIC (0.154", 3.90mm Width)
Data sheet
L5991(A).pdf
RoHs Status
ROHS3 Compliant
In stock: 17010

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Quantity

Specifications

L5991AD Tech Specifications
STMicroelectronics - L5991AD technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics - L5991AD

Product Attribute Attribute Value  
Manufacturer STMicroelectronics  
Voltage - Supply (Vcc/Vdd) 7.6V ~ 20V  
Topology Flyback  
Synchronous Rectifier Yes  
Supplier Device Package 16-SO  
Series -  
Serial Interfaces -  
Package / Case 16-SOIC (0.154", 3.90mm Width)  
Package Tube  
Output Type Transistor Driver  
Output Phases 1  
Product Attribute Attribute Value  
Output Configuration Positive, Isolation Capable  
Operating Temperature -40°C ~ 150°C (TJ)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Up/Step-Down  
Frequency - Switching Up to 1MHz  
Duty Cycle (Max) 93%  
Control Features Current Limit, Frequency Control, Soft Start  
Clock Sync No  
Base Product Number L5991  

Parts with Similar Specifications

The three parts on the right have similar specifications to STMicroelectronics L5991AD

Product Attribute L5991AD L5986TR L5970LD L5973ADTR
Part Number L5991AD L5986TR L5970LD L5973ADTR
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics
Output Configuration Positive, Isolation Capable Positive - Positive
Package Tube Cut Tape (CT) - Tape & Reel (TR)
Package / Case 16-SOIC (0.154", 3.90mm Width) 8-VFDFN Exposed Pad - 8-SOIC (0.154', 3.90mm Width) Exposed Pad
Supplier Device Package 16-SO 8-VFQFPN (3x3) - 8-HSOP
Output Type Transistor Driver Adjustable - Adjustable
Serial Interfaces - - - -
Clock Sync No - - -
Duty Cycle (Max) 93% - - -
Topology Flyback Buck - Buck
Synchronous Rectifier Yes No - No
Number of Outputs 1 1 - 1
Control Features Current Limit, Frequency Control, Soft Start - - -
Mounting Type Surface Mount Surface Mount - Surface Mount
Series - - - -
Base Product Number L5991 L5986 - L5973
Operating Temperature -40°C ~ 150°C (TJ) -40°C ~ 150°C (TJ) - -40°C ~ 150°C (TJ)
Function Step-Up/Step-Down Step-Down - Step-Down
Output Phases 1 - - -
Frequency - Switching Up to 1MHz 250kHz ~ 1MHz - 500kHz
Voltage - Supply (Vcc/Vdd) 7.6V ~ 20V - - -

L5991AD Datasheet PDF

Download L5991AD pdf datasheets and STMicroelectronics documentation for L5991AD - STMicroelectronics.

PCN Packaging
Material Barrier Bag 17/Dec/2020.pdf
PCN Assembly/Origin
IPG-IPC/14/8668 27/Aug/2014.pdf
HTML Datasheet
L5991(A).pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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L5991AD

STMicroelectronics
32D-L5991AD

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