ZHCSL64D april 2019 – may 2023 TPS7H4001-SP
PRODMIX
- 1
- 1 特性
- 2 應用
- 3 說明
- 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
封裝選項
請參考 PDF 數據表獲取器件具體的封裝圖。
機械數據 (封裝 | 引腳)
- DDW|44
- KGD|0
- HKY|34
散熱焊盤機械數據 (封裝 | 引腳)
- DDW|44
訂購信息
1 特性
- 輻射性能：
- 耐輻射水平高達
TID 100krad(Si) - SEL、SEB 和 SEGR 抗擾度
LET = 75MeV-cm2/mg - SET 和 SEFI 的
LET 特征值高達 75MeV-cm2/mg
- 耐輻射水平高達
- 峰值效率：95.5%（100kHz 時，VO = 1V）
- 電源軌：3V 至 7V（輸入電壓）
- 靈活的開關頻率選項：
- 100kHz 至 1MHz 可調內部振蕩器
- 外部同步功能：100kHz 至 1MHz
- 可將 SYNC 引腳配置為 500kHz 時鐘頻率、90° 相位差以并聯多達 4 個器件
- 在 CDFP、KGD（已知合格芯片）和 HTSSOP (QMLP) 選項的溫度、輻射以及線路和負載調節范圍內提供 0.6V ±1.5% 的基準電壓
- 在 HTSSOP (SHP) 選項的溫度、輻射以及線路和負載調節范圍內提供 0.6V ±1.7% 的基準電壓
- 單調啟動至預偏置輸出
- 可調斜坡補償和軟啟動
- 可實現電源定序的可調輸入使能和電源正常輸出
功能圖