LT1129IQ-5
- Part number
- LT1129IQ-5
- Manufacturer
- Analog Devices
- Package
- TO-263
- Status
- Active
- Stock
- Available / RFQ
- Price
- $4.32
- Year / date code
- 2025
View on SJ Chip · Request a quote
Product Overview
LT1129IQ-5 (Analog Devices, TO-263) — IC REG LDO 5V 0.7A 5DDPAK
Technical Specifications
- Part Number
- LT1129IQ-5
- Manufacturer
- Analog Devices
- Series
- LT1129I
- Package / Case
- TO-263
- Package Family
- SOP
- Pin / Ball Count (from marking)
- 263
- 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
- TO-263 thermal land and pinout must match the layout
Package Information
- Package
- TO-263
- Package Family
- SOP
- Mounting
- Surface Mount (SMT)
- Terminal Count (parsed)
- 263
- 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
LT1129IQ-5 is used on board power rails, industrial 12 V/24 V supplies, and point-of-load converters. Confirm VIN/VOUT, current, and the TO-263 thermal pad before layout. Nearby bucks/LDOs need compensation and footprint review.
Procurement notes
Confirm the full ordering code, package (TO-263), and quantity on RFQ. SJ Chip replies with stock, condition, and lead time. Nearby MPNs are for evaluation only.
Compare Similar Parts (LT1129I)
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- LT1210CR#PBF · TO-263
- LT3080EQ#TRPBF · TO-263
- LT1963AEQ#TRPBF · TO-263
- LT3081ER#PBF · TO-263
- LT1764EQ-1.5#TRPBF · TO-263
- LT1764EQ-3.3#TRPBF · TO-263
- LT1086IM-3.3#PBF · TO-263
FAQ
Where to buy LT1129IQ-5?
You can request LT1129IQ-5 from SJ Chip via the RFQ form on this page or the site-wide RFQ. We confirm manufacturer (Analog Devices), package, quantity, and lead time on the quotation.
Is LT1129IQ-5 available?
Listed inventory shows 31,755 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 LT1129IQ-5?
The sourcing listing shows package TO-263. Always verify body size, pitch, and land pattern against the Analog Devices datasheet before PCB layout.
What are alternatives to LT1129IQ-5?
Potential alternatives include LT1129IQ-5#TR, LT1129IQ-3.3#TR, LT1129IQ-3.3#PBF 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 | LT1129IQ-5 |
|---|---|
| Manufacturer | Analog Devices |
| Package | TO-263 |
| Description | IC REG LDO 5V 0.7A 5DDPAK |
| Availability | Listed inventory: 31,755 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. |