Menu
Product
Email
PDF
Order now
UCC2870x Constant-Voltage, Constant-Current Controller With Primary-Side Regulation
SLUSB41A
July 2012 – December 2014
UCC28700
,
UCC28701
,
UCC28702
,
UCC28703
PRODUCTION DATA.
CONTENTS
SEARCH
UCC2870x Constant-Voltage, Constant-Current Controller With Primary-Side Regulation
1
Features
2
Applications
3
Description
4
Revision History
5
Device Comparison 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
7.6
Switching Characteristics
7.7
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Detailed Pin Description
8.3.1.1
VDD (Device Bias Voltage Supply)
8.3.1.2
GND (Ground)
8.3.1.3
VS (Voltage-Sense)
8.3.1.4
DRV (Gate Drive)
8.3.1.5
CS (Current Sense)
8.3.1.6
CBC (Cable Compensation), Pin 1 UCC28700
8.3.1.7
NTC (NTC Thermistor Shut-down), Pin 1 UCC28701/2/3
8.3.2
Fault Protection
8.4
Device Functional Modes
8.4.1
Primary-Side Voltage Regulation
8.4.2
Primary-Side Current Regulation
8.4.3
Valley-Switching
8.4.4
Start-Up Operation
9
Applications 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
Transformer Parameter Verification
9.2.2.2
Output Capacitance
9.2.2.3
VDD Capacitance, CDD
9.2.2.4
VDD Start-Up Resistance, RSTR
9.2.2.5
VS Resistor Divider, Line Compensation, and Cable Compensation
9.2.2.6
Input Bulk Capacitance and Minimum Bulk Voltage
9.2.2.7
Transformer Turns Ratio, Inductance, Primary-Peak Current
9.2.2.8
Standby Power Estimate
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Device Support
12.1.1
Device Nomenclature
12.1.1.1
Capacitance Terms in Farads
12.1.1.2
Duty Cycle Terms
12.1.1.3
Frequency Terms in Hertz
12.1.1.4
Current Terms in Amperes
12.1.1.5
Current and Voltage Scaling Terms
12.1.1.6
Transformer Terms
12.1.1.7
Power Terms in Watts
12.1.1.8
Resistance Terms in Ω
12.1.1.9
Timing Terms in Seconds
12.1.1.10
Voltage Terms in Volts
12.1.1.11
AC Voltage Terms in VRMS
12.1.1.12
Efficiency Terms
12.2
Documentation Support
12.2.1
Related Documentation
12.2.2
Related Links
12.3
Trademarks
12.4
Electrostatic Discharge Caution
12.5
Glossary
13
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
DBV|6
MPDS026Q
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slusb41a_oa
slusb41a_pm
search
No matches found.
Full reading width
Full reading width
Comfortable reading width
Expanded reading width
Card for each section
Card with all content
千亿体育app官网登录(中国)官方网站IOS/安卓通用版/手机APP
|
米乐app下载官网（中国）|ios|Android/通用版APP最新版
|
米乐|米乐·M6（中国大陆）官方网站
|
千亿体育登陆地址
|
华体会体育（中国）HTH·官方网站
|
千赢qy国际_全站最新版千赢qy国际V6.2.14安卓/IOS下载
|
18新利网v1.2.5|中国官方网站
|
bob电竞真人（中国官网）安卓/ios苹果/电脑版【1.97.95版下载】
|
千亿体育app官方下载(中国)官方网站IOS/安卓/手机APP下载安装
|