For Reference Only
| Part Number | E-L5991AD |
| LIXINC Part # | E-L5991AD |
| Manufacturer | STMicroelectronics |
| Category | Integrated Circuits › PMIC - Voltage Regulators - DC DC Switching Controllers |
| Description | IC REG CTRLR FLYBACK 16SOIC |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | E-L5991AD PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 25 - Jan 29 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | E-L5991AD |
| Brand: | STMicroelectronics |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits |
| Subcategory: | PMIC - Voltage Regulators - DC DC Switching Controllers |
| Manufacturer: | STMicroelectronics |
| Series: | - |
| Package: | Tube |
| Part Status: | Obsolete |
| Output Type: | Transistor Driver |
| Function: | Step-Up/Step-Down |
| Output Configuration: | Positive, Isolation Capable |
| Topology: | Flyback |
| Number of Outputs: | 1 |
| Output Phases: | 1 |
| Voltage - Supply (Vcc/Vdd): | 7.6V ~ 20V |
| Frequency - Switching: | Up to 1MHz |
| Duty Cycle (Max): | 93% |
| Synchronous Rectifier: | Yes |
| Clock Sync: | No |
| Serial Interfaces: | - |
| Control Features: | Current Limit, Frequency Control, Soft Start |
| Operating Temperature: | -40°C ~ 150°C (TJ) |
| Mounting Type: | Surface Mount |
| Package / Case: | 16-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package: | 16-SO |
| LM3754SQ/NOPB | IC REG CTRLR BUCK 32WQFN | 982 More on Order |
|
| ISL6522IBZ | SWITCHING CONTROLLER | 3105 More on Order |
|
| S-8341B00AFT-T2-G | IC REG CTRLR BOOST 8TSSOP | 911 More on Order |
|
| LTC1771IS8#PBF | IC REG CTRLR BUCK 8SOIC | 3046 More on Order |
|
| LT3782EFE#TRPBF | IC REG CTRLR BOOST 28TSSOP | 1608 More on Order |
|
| S-8355M18MC-MCDT2U | IC REG CTRLR BOOST SOT23-5 | 932 More on Order |
|
| S-8521F32MC-BPRT2U | IC REG CTRLR BUCK SOT23-5 | 901 More on Order |
|
| LTC1709EG-7#PBF | IC REG CTRLR BUCK 36SSOP | 965 More on Order |
|
| UC2825DW/81051 | UC2825 SWITCHING CONTROLLER | 9978 More on Order |
|
| UCC3805DTR/81222 | ANALG VOLT REG SWITCHING | 28084 More on Order |
|
| ADP3171JR-REEL7 | SYNCHRONOUS BUCK CONTROLLER | 2890 More on Order |
|
| LT1339ISW#PBF | IC REG CTLR BST/FWRD CONV 20SOIC | 1566 More on Order |
|
| MAX17500AAUB+ | IC REG CTRLR BOOST/SEPIC 10UMAX | 1198 More on Order |
| In Stock | 10849 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $2.12000 | $2.12 |
| 10 | $1.90800 | $19.08 |
Lixinc will offer the most competitive prices for you, please refer to the quotations.
Please feel free to contact us for details.