UCC33421-Q1
- 1.5W maximum output power
- 4.5V to 5.5V input voltage operation range
- 5.0V, 5.5V regulated selectable output voltage
- 5.0V: 300mA available load current
- 0.5% typical load regulation
- 4mV/V typical line regulation
- Robust isolation barrier:
- Isolation rating: 5kVRMS
- Surge capability: 10.4kVPK
- Working voltage: 1700VPK
- ± 8KV IEC 61000-4-2 contact discharge protection across isolation barrier
- 250V/ns common mode transient immunity
- Power dense isolated DC/DC module with integrated transformer technology
- Adaptive spread spectrum modulation (SSM)
- Meets CISPR-25 Class 5 emission
- Strong magnetic fields immunity
- Overload and short circuit protection
- Thermal shutdown
- Low inrush current soft-start
- Enable pin with fault reporting mechanism
- AEC-Q100 qualified with the following results:
- Device temperature Grade 1: –40°C to 125°C ambient operating temperature
- Functional Safety-Capable
- SSOP-16 (5.85mm × 7.50mm) package
- >8.2mm clearance and creepage
The UCC33421-Q1 is an automotive qualified DC/DC power module with integrated transformer technology designed to provide 1.5W of isolated output power. It can support an input voltage operation range of 4.5V to 5.5V and regulate 5.0V output voltage with a selectable headroom of 5.5V.
The UCC33421-Q1 features a proprietary transformer architecture that achieves a 5kVRMS isolation rating, while simultaneously supporting low EMI and excellent load regulation.
The UCC33421-Q1 integrates protection features for increased system robustness such as enable pin with fault reporting mechanism, short circuit protection and thermal shutdown.
The UCC33421-Q1 comes in a miniaturized, low-profile SSOP (5.85mm × 7.50mm) package with 2.65mm height and > 8.2mm clearance and creepage.
技術文件
| 類型 | 標題 | 日期 | ||
|---|---|---|---|---|
| * | Data sheet | UCC33421-Q1 Ultra-Small, 1.5W , 5.0V , 5kVRMS Isolation, Automotive DC/DC Module datasheet (Rev. A) | PDF | HTML | 2025年 9月 12日 |
| Application note | How to Pass CISPR32 Class B for UCC33420-Q1 | PDF | HTML | 2025年 10月 29日 | |
| Certificate | UCC33421-Q1 Certificate of Compliance CISPR25 Class 5 | 2025年 10月 28日 | ||
| Functional safety information | UCC33011(Q1), UCC33021(Q1) UCC33411(Q1), and UCC33421(Q1) Functional Safety FIT Rate, FMD and Pin FMA | PDF | HTML | 2025年 9月 16日 | |
| Certificate | UCC33421 Certificate of Compliance CISPR32 Class B | 2025年 8月 20日 | ||
| Application brief | High Voltage Measurement in HEV/EV Application | PDF | HTML | 2025年 6月 16日 |
設計與開發
如需其他條款或必要資源,請按一下下方的任何標題以檢視詳細頁面 (如有)。
UCC33421EVM-092 — UCC33421 評估模組
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| 封裝 | 針腳 | CAD 符號、佔位空間與 3D 模型 |
|---|---|---|
| SO-MOD (DHA) | 16 | Ultra Librarian |
| UNKNOWN (DHA) | 16 | Ultra Librarian |
訂購與品質
- RoHS
- REACH
- 產品標記
- 鉛塗層/球物料
- MSL 等級/回焊峰值
- MTBF/FIT 估算值
- 材料內容
- 認證摘要
- 進行中持續性的可靠性監測
- 晶圓廠位置
- 組裝地點
建議產品可能具有與此 TI 產品相關的參數、評估模組或參考設計。