ZHCSL64D april 2019 – may 2023 TPS7H4001-SP
PRODMIX
- 1
- 1 特性
- 2 应用
- 3 说明
- 4 Revision History
- 5 Device Options Table
- 6 Pin Configuration and Functions
-
7 Specifications
- 7.1 Absolute Maximum Ratings
- 7.2 ESD Ratings
- 7.3 Recommended Operating Conditions
- 7.4 Thermal Information
- 7.5 Electrical Characteristics - All Devices
- 7.6 Electrical Characteristics: CDFP and KGD Options
- 7.7 Electrical Characteristics: HTSSOP (SHP) Option
- 7.8 Electrical Characteristics: HTSSOP (QMLP) Option
- 7.9 Quality Conformance Inspection
- 7.10 Typical Characteristics
-
8 Detailed Description
- 8.1 Overview
- 8.2 Functional Block Diagram
- 8.3
Feature Description
- 8.3.1 VIN and Power VIN Pins (VIN and PVIN)
- 8.3.2 Voltage Reference
- 8.3.3 Adjusting the Output Voltage
- 8.3.4 Safe Start-Up Into Prebiased Outputs
- 8.3.5 Error Amplifier
- 8.3.6 Enable and Adjust UVLO
- 8.3.7 Adjustable Switching Frequency and Synchronization (SYNC)
- 8.3.8 Soft-Start (SS/TR)
- 8.3.9 Power Good (PWRGD)
- 8.3.10 Sequencing
- 8.3.11 Output Overvoltage Protection (OVP)
- 8.3.12 Overcurrent Protection
- 8.3.13 Thermal Shutdown
- 8.3.14 Turn-On Behavior
- 8.3.15 Slope Compensation
- 8.3.16 Small Signal Model for Frequency Compensation
- 8.4 Device Functional Modes
-
9 Application and Implementation
- 9.1 Application Information
- 9.2
Typical Application
- 9.2.1 Design Requirements
- 9.2.2
Detailed Design Procedure
- 9.2.2.1 Operating Frequency
- 9.2.2.2 Output Inductor Selection
- 9.2.2.3 Output Capacitor Selection
- 9.2.2.4 Input Capacitor Selection
- 9.2.2.5 Soft-Start Capacitor Selection
- 9.2.2.6 Undervoltage Lockout (UVLO) Set Point
- 9.2.2.7 Output Voltage Feedback Resistor Selection
- 9.2.2.8 Compensation Component Selection
- 9.2.3 Parallel Operation
- 9.2.4 Application Curve
- 9.3 Power Supply Recommendations
- 9.4 Layout
- 10Device and Documentation Support
- 11Mechanical, Packaging, and Orderable Information
封装选项
请参考 PDF 数据表获取器件具体的封装图。
机械数据 (封装 | 引脚)
- DDW|44
- KGD|0
- HKY|34
散热焊盘机械数据 (封装 | 引脚)
- DDW|44
订购信息
1 特性
- 辐射性能：
- 耐辐射水平高达
TID 100krad(Si) - SEL、SEB 和 SEGR 抗扰度
LET = 75MeV-cm2/mg - SET 和 SEFI 的
LET 特征值高达 75MeV-cm2/mg
- 耐辐射水平高达
- 峰值效率：95.5%（100kHz 时，VO = 1V）
- 电源轨：3V 至 7V（输入电压）
- 灵活的开关频率选项：
- 100kHz 至 1MHz 可调内部振荡器
- 外部同步功能：100kHz 至 1MHz
- 可将 SYNC 引脚配置为 500kHz 时钟频率、90° 相位差以并联多达 4 个器件
- 在 CDFP、KGD（已知合格芯片）和 HTSSOP (QMLP) 选项的温度、辐射以及线路和负载调节范围内提供 0.6V ±1.5% 的基准电压
- 在 HTSSOP (SHP) 选项的温度、辐射以及线路和负载调节范围内提供 0.6V ±1.7% 的基准电压
- 单调启动至预偏置输出
- 可调斜坡补偿和软启动
- 可实现电源定序的可调输入使能和电源正常输出
功能图