LD39130SJ33R
- Part number
- LD39130SJ33R
- Manufacturer
- STMicroelectronics
- Package
- IC
- Status
- Active
- Stock
- Available / RFQ
- Price
- $3.25
- Year / date code
- 2025
View on SJ Chip · Request a quote
Product Overview
LD39130SJ33R (STMicroelectronics, IC) — LDO Regulator Pos 3.3V 0.3A 4-Pin Flip-Chip T/R
Technical Specifications
- Part Number
- LD39130SJ33R
- Manufacturer
- STMicroelectronics
- Series
- LD39130S
- Package / Case
- IC
- Package Family
- GENERIC
- Lifecycle Status
- Active
- Category
- Power Management
- Mounting Type
- Surface Mount (SMT)
Electrical Characteristics
- Device Class
- DC-DC / LDO / power IC
- Input / Output Range
- Confirm VIN, VOUT, and current limit in the datasheet
- Switching / Topology
- Buck, boost, LDO, or controller — not drop-in across families
- Thermal
- PowerPAD / exposed pad soldering is often required for rated current
- Package Constraint
- IC thermal land and pinout must match the layout
Package Information
- Package
- IC
- Package Family
- GENERIC
- Mounting
- Surface Mount (SMT)
- Outline Note
- Package marking on this page is for sourcing reference. Confirm body size, pitch, and land pattern from the manufacturer datasheet before layout.
Applications
LD39130SJ33R is used on board power rails, industrial 12 V/24 V supplies, and point-of-load converters. Confirm VIN/VOUT, current, and the IC thermal pad before layout. Nearby bucks/LDOs need compensation and footprint review.
Procurement notes
Confirm the full ordering code, package (IC), and quantity on RFQ. SJ Chip replies with stock, condition, and lead time. Nearby MPNs are for evaluation only.
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FAQ
Where to buy LD39130SJ33R?
You can request LD39130SJ33R from SJ Chip via the RFQ form on this page or the site-wide RFQ. We confirm manufacturer (STMicroelectronics), package, quantity, and lead time on the quotation.
Is LD39130SJ33R available?
Listed inventory shows 11,208 pcs. Lot, date code, and shippable quantity are confirmed on RFQ — treat the listing as availability to quote, not a guaranteed cart ship.
What is the package of LD39130SJ33R?
The sourcing listing shows package IC. Always verify body size, pitch, and land pattern against the STMicroelectronics datasheet before PCB layout.
What are alternatives to LD39130SJ33R?
Potential alternatives include LD39130SJ33RMULT1, LD39130SJ33R/FITBIT, LD39130SJ30R and other same-series or same-package listings — all require datasheet and pinout checks. These are similar stock for evaluation, not automatic drop-in replacements.
Sourcing information
| Part Number | LD39130SJ33R |
|---|---|
| Manufacturer | STMicroelectronics |
| Package | IC |
| Description | LDO Regulator Pos 3.3V 0.3A 4-Pin Flip-Chip T/R |
| Availability | Listed inventory: 11,208 pcs — confirm lot, date code, and quantity on RFQ |
| RFQ | Submit the full part number and quantity through the RFQ form |
| Lead Time | Lead time is confirmed on the quotation after RFQ. In-stock conventional lots often ship in 3–5 working days from Hong Kong; special, allocation, or obsolete lines are quoted separately. |
| Condition | Condition is stated on the quotation/PI (new, surplus, or EOL). Lots are inspected before shipment. |