UCC33421
- 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-32 Class B emission
- Strong magnetic fields immunity
- Overload and short circuit protection
- Thermal shutdown
- Low inrush current soft-start
- Enable pin with fault reporting mechanism
- Extended temperature range: –40°C to 125°C
- SSOP-16 (5.85mm × 7.50mm) package
- >8.2mm clearance and creepage
The UCC33421 is an industrial 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 features a proprietary transformer architecture that achieves a 5kVRMS isolation rating, while simultaneously supporting low EMI and excellent load regulation.
The UCC33421 integrates protection features for increased system robustness such as enable pin with fault reporting mechanism, short circuit protection and thermal shutdown.
The UCC33421 comes in a miniaturized, low-profile SSOP (5.85mm × 7.50mm) package with 2.65mm height and > 8.2mm clearance and creepage.
技术文档
| 类型 | 标题 | 下载最新的英语版本 | 日期 | |||
|---|---|---|---|---|---|---|
| * | 数据表 | UCC33421 Ultra-Small, 1.5W , 5.0V , 5kVRMS Isolation, Industrial DC/DC Module 数据表 | PDF | HTML | 2025年 9月 12日 | ||
| 应用手册 | 如何让 UCC33420-Q1 通过 CISPR32 B 类认证 | PDF | HTML | 英语版 | PDF | HTML | 2025年 11月 18日 | |
| 证书 | UCC33421-Q1 Certificate of Compliance CISPR25 Class 5 | 2025年 10月 28日 | ||||
| 功能安全信息 | 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 | |||
| 证书 | UCC33421 Certificate of Compliance CISPR32 Class B | 2025年 8月 20日 | ||||
| 应用手册 | GESS-BMS 中的绝缘电阻检测设计 | PDF | HTML | 英语版 | PDF | HTML | 2025年 1月 29日 |
设计和开发
如需其他信息或资源,请点击以下任一标题进入详情页面查看(如有)。
UCC33421EVM-092 — UCC33421 评估模块
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| 封装 | 引脚 | CAD 符号、封装和 3D 模型 |
|---|---|---|
| SO-MOD (DHA) | 16 | Ultra Librarian |
订购和质量
- RoHS
- REACH
- 器件标识
- 引脚镀层/焊球材料
- MSL 等级/回流焊峰值温度
- MTBF/时基故障估算
- 材料成分
- 鉴定摘要
- 持续可靠性监测
- 制造厂地点
- 封装厂地点