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UCC33421

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具有集成变压器的 5V/5V、1.5W、5kVrms 隔离式直流/直流模块

产品详情

Rating Catalog Vin (max) (V) 5.5 Vin (min) (V) 4.5 Vout (max) (V) 5.7 Vout (min) (V) 4.85 Features 1.5W, Regulated, Reinforced isolation, Single output Device type Isolated modules Regulated outputs (#) 1 TI functional safety category Functional Safety-Capable Isolation rating Reinforced Operating temperature range (°C) -40 to 125
Rating Catalog Vin (max) (V) 5.5 Vin (min) (V) 4.5 Vout (max) (V) 5.7 Vout (min) (V) 4.85 Features 1.5W, Regulated, Reinforced isolation, Single output Device type Isolated modules Regulated outputs (#) 1 TI functional safety category Functional Safety-Capable Isolation rating Reinforced Operating temperature range (°C) -40 to 125
SO-MOD (DHA) 16 60.255 mm² 5.85 x 10.3
  • 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
  • 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.

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.

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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)。

评估板

UCC33421EVM-092 — UCC33421 评估模块

UCC33421EVM-092 旨在供设计人员评估 UCC33xx1 系列汽车和工业级器件的性能和能力。UCC33421 是一种隔离式直流/直流转换器模块,能够在极小的紧凑型 DHA-16 (5.85mm × 7.50mm × 2.65mm) 封装中提供 1.5W 的功率和 5kVrms 的隔离,缩小了尺寸并提供高功率密度。在输入侧,UCC334x1 器件可在 4.5V 至 5.5V 电压范围内工作,UCC330x1 可在 3.0V 至 5.5V 电压范围内工作。配置 SEL 引脚时,UCC33x21 器件可将次级侧电压调节至 5V 或 5.5V,UCC33x11 可将电压调节至 3.3V (...)
用户指南: PDF | HTML
英语版 (Rev.C): PDF | HTML
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计算工具

UCC3342X-CALC Soft-start rise time and steady-state burst-on duration calculator

This calculator is used to calculate the soft-start rise time and steady state burst-on duration for UCC3342x devices with different load and output capacitor configurations
支持的产品和硬件

支持的产品和硬件

产品
隔离式电源模块(集成变压器)
UCC33420 具有集成变压器的 5V/5V 1.5W 3kVrms 隔离式直流/直流模块 UCC33420-Q1 具有集成变压器的汽车类 5V/5V 1.5W 3kVrms 隔离式 DC-DC 模块 UCC33421 具有集成变压器的 5V/5V、1.5W、5kVrms 隔离式直流/直流模块 UCC33421-Q1 具有集成变压器的汽车级 5V/5V、1.5W 稳压 5kVRMS 隔离式 DC/DC 电源模块
参考设计

TIDA-01606 — 11kW 双向三相三级(T 型)逆变器和 PFC 参考设计

此参考设计概述了如何实现基于 SiC 的双向三级三相有源前端 (AFE) 逆变器和功率因数校正 (PFC) 级。此设计使用高达 90kHz 的开关频率和 LCL 输出滤波器来减小磁性元件的尺寸。峰值效率达到了 98.6%。此设计展示了如何在 DQ 域中实现完整的三相 AFE 控制。这款双向转换器可实现直流快速充电和车辆到电网 (V2G) 应用。
设计指南: PDF
原理图: PDF
封装 引脚 CAD 符号、封装和 3D 模型
SO-MOD (DHA) 16 Ultra Librarian

订购和质量

包含信息:
  • 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
包含信息:
  • 制造厂地点
  • 封装厂地点

支持和培训

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