For Reference Only
| Part Number | LT3991EMSE#PBF |
| LIXINC Part # | LT3991EMSE#PBF |
| Manufacturer | LIXINC Electronics Co., Limited |
| Category | Integrated Circuits › PMIC - Voltage Regulators - DC DC Switching Regulators |
| Description | IC REG BUCK ADJ 1.2A 10MSOP |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | LT3991EMSE#PBF PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 27 - Jan 31 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | LT3991EMSE#PBF |
| Brand: | LIXINC Electronics Co., Limited |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits |
| Subcategory: | PMIC - Voltage Regulators - DC DC Switching Regulators |
| Manufacturer: | LIXINC Electronics Co., Limited |
| Series: | - |
| Package: | Tube |
| Part Status: | Active |
| Function: | Step-Down |
| Output Configuration: | Positive |
| Topology: | Buck |
| Output Type: | Adjustable |
| Number of Outputs: | 1 |
| Voltage - Input (Min): | 4.3V |
| Voltage - Input (Max): | 55V |
| Voltage - Output (Min/Fixed): | 1.19V |
| Voltage - Output (Max): | 30V |
| Current - Output: | 1.2A |
| Frequency - Switching: | 200kHz ~ 2MHz |
| Synchronous Rectifier: | No |
| Operating Temperature: | -40°C ~ 125°C (TJ) |
| Mounting Type: | Surface Mount |
| Package / Case: | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad |
| Supplier Device Package: | 10-MSOP-EP |
| LT1949ES8#PBF | IC REG BST SEPIC ADJ 1A 8SOIC | 1190 More on Order |
|
| LM2674N-ADJ/NOPB | IC REG BUCK ADJ 500MA 8DIP | 1081 More on Order |
|
| LM2679T-5.0/NOPB | IC REG BUCK 5V 5A TO220-7 | 1348 More on Order |
|
| MAX20008AFOB/VY+T | 36V, 220KHZ TO 2.2MHZ, 4A/6A/8A | 858 More on Order |
|
| ADP2120ACPZ-1.5-R7 | 1.25 A, 1.2 MHZ, SYNCHRONOUS, ST | 5425 More on Order |
|
| XC9257B3FCMR-G | 1A COT CONTROL SYNCHRONOUS STEP- | 982 More on Order |
|
| MAX635ACSA+T | IC REG BUCK ADJ/-5V 500MA 8SOIC | 876 More on Order |
|
| TPS54429PWP | IC REG BUCK ADJ 4.5A 14HTSSOP | 1237 More on Order |
|
| L5988D | IC REG BUCK ADJ 4A 16HTSSOP | 834 More on Order |
|
| TPS54020RUWT | IC REG BUCK ADJ 10A 15VQFN | 895 More on Order |
|
| TPS60402QDBVRQ1 | IC REG CHARG PUMP INV 60MA SOT23 | 998 More on Order |
|
| LTC3419EDD-1#PBF | IC REG BUCK 1.575V/1.8V DL 8DFN | 887 More on Order |
|
| TPS54560BDDA | POWER MANAGEMENT | 894 More on Order |
| In Stock | 12070 - 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 | $7.06000 | $7.06 |
| 25 | $4.68768 | $117.192 |
| 100 | $3.87608 | $387.608 |
| 250 | $3.68228 | $920.57 |
| 500 | $3.59921 | $1799.605 |
Lixinc will offer the most competitive prices for you, please refer to the quotations.
Please feel free to contact us for details.