CROSS-REFERENCE ALTERNATIVE
COS29152WU is a Chinese-manufactured Low-Dropout Linear Regulator from COSINE (科山芯创) that cross-references to MIC29152WU (MICROCHIP).
It is a TO-263-5 device positioned as a domestic-supply option against the imported: shorter lead times, no allocation risk and a stable price for volume production. Because the parts are not pin-identical in every case, the engineering checklist below lists what to verify before you commit.
Cross-reference · Before you substitute · Related parts · FAQ · Request a quote
COS29152WU — Low-Dropout Linear Regulator, alternative to MIC29152WU
COS29152WU is supplied by Shenzhen Jingteng Electronics (JTDZ Tech) as a domestically sourced option for MIC29152WU (MICROCHIP). Imported parts in this class are frequently subject to allocation, long lead times and steep price swings. A Chinese-manufactured equivalent removes that exposure: the parts are production-validated in industrial, consumer and automotive designs and ship from stock on a short lead time.
Cross-reference chart — which imported parts does COS29152WU replace?
Every imported part number that COS29152WU is published as a cross-reference alternative to, per the COSINE (科山芯创) 2025 selection table:
| imported part number | brand | Replaced by (this part) |
|---|---|---|
| MIC29152WU | MICROCHIP | COS29152WU |
Cross-reference means functional equivalence in the same application role. It is not a blanket claim of pin-for-pin identity — confirm package, pinout and the parameters listed below before you release a design change.
Device information
| Part number | COS29152WU |
| Manufacturer | COSINE (科山芯创) |
| Device class | LDO — Low-Dropout Linear Regulator |
| Package | TO-263-5 |
| Pin Count | 5 |
| Verified and new, traceable date code | |
| Stock | In stock, ships within 24 hours |
| Description | Low-Dropout Linear Regulator, TO-263-5 package. |
What to verify before substituting COS29152WU
These are the parameters that decide whether a cross-reference works in practice. Run through the list against the datasheet before releasing a change:
- Dropout voltage at your maximum load current, at the temperature you care about
- Maximum output current and the thermal path — TO-263 and SOT-23 dissipate very differently
- Quiescent and ground current, which decides standby life in battery designs
- Output capacitor requirement and stability: many older LDOs need ESR in a specific window and go unstable with modern ceramic capacitors
- Transient response and the resulting voltage droop on load steps
- Fixed vs adjustable output and the reference voltage if adjustable
- Protection features: current limit, thermal shutdown, reverse-battery protection
- Package and pinout
Typical applications
- Post-regulation after a switching supply
- Analogue and RF rail clean-up
- MCU and sensor power rails
- Battery-powered and portable systems
- Industrial control and instrumentation rails
- Automotive body electronics
Related COSINE parts and alternatives
Other {BRAND} parts in the same device family or the same device class — useful when you are cross-referencing a whole BOM rather than a single line item.
| COSINE part | Package | Cross-references to | Relation |
|---|---|---|---|
| COS29302 | TO-263-5 | MIC29302WU, LM29302 | Low-Dropout Linear Regulator |
| COS2991S | TO-263-5 | — | Low-Dropout Linear Regulator |
| COS29302WU | TO-263-5 | MIC29302WU, LM29302 | Low-Dropout Linear Regulator |
| COS29502WU | TO-263-5 | MIC29502WU | Low-Dropout Linear Regulator |
| COS29752WU | TO-263-5 | MIC29752WU | Low-Dropout Linear Regulator |
Frequently asked questions
What does COS29152WU replace?
According to the COSINE (科山芯创) 2025 cross-reference table, COS29152WU is published as an alternative to MIC29152WU (MICROCHIP).
Is COS29152WU a pin-to-pin drop-in for MIC29152WU?
Cross-reference means the part is intended for the same application role; it is not a blanket guarantee of pin-for-pin identity. Check package, pinout and the parameters listed under “What to verify” above, or send us your BOM and we will confirm before you commit.
Can you supply the MIC29152WU as well?
Yes. We source both the imported and the Chinese-manufactured alternative, so you can compare price, lead time and availability on the same quote.
What is the MOQ and lead time for COS29152WU?
MOQ 1 pc. COS29152WU is held in stock and ships within 24 hours; quotes are returned within 2 business hours. We ship worldwide including India, Vietnam and the Middle East.
Request a quote for COS29152WU
Send us the part number and target quantity — we reply within 2 business hours with price, stock and a cross-reference confirmation.
Request a quote More Power Management Chips
Genuine original parts guaranteed — traceable lot & date code, X-ray / visual inspection and third-party test supported before shipment.
Related Products
