JAJSHW9A
September 2019 – October 2020
TPS65296
PRODUCTION DATA
1
特長
2
アプリケーション
3
概要
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
PWM Operation and D-CAP3 Control
7.3.2
Advanced Eco-mode Control
7.3.3
Soft Start and Prebiased Soft Start
7.3.4
Power Good
7.3.5
Overcurrent Protection and Undervoltage Protection
7.3.6
Overvoltage Protection
7.3.7
UVLO Protection
7.3.8
Output Voltage Discharge
7.3.9
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
Light Load Operation for VDD1 Buck and VDD2 Buck
7.4.2
Output State Control
7.4.3
Output Sequence Control
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
External Component Selection
8.2.2.1.1
Inductor Selection
8.2.2.1.2
Output Capacitor Selection
8.2.2.1.3
Input Capacitor Selection
8.2.2.1.4
Bootstrap Capacitor and Resistor Selection
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Device Support
11.1.1
Third-Party Products Disclaimer
11.2
Support Resources
11.3
Receiving Notification of Documentation Updates
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
12
Mechanical, Packaging, and Orderable Information
パッケージ・オプション
メカニカル・データ(パッケージ|ピン)
RJE|18
MPQF488C
サーマルパッド・メカニカル・データ
発注情報
jajshw9a_oa
6.6
Typical Characteristics
V
VDD_EN
= 5 V
V
VDDQ_EN
= 5 V
Figure 6-1
VCC_5V Supply Current vs Junction Temperature
Figure 6-3
VDD2 Output Voltage vs Junction Temperature
Figure 6-5
Enable On Voltage (VDD_EN) vs Junction Temperature
Figure 6-7
Enable On Voltage (VDDQ_EN) vs Junction Temperature
Figure 6-9
VDD2 High-Side R
DS(on)
vs Junction Temperature
Figure 6-11
VDD1 High-Side R
DS(on)
vs Junction Temperature
Figure 6-13
VDD2 OVP Threshold vs Junction Temperature
Figure 6-15
VDD1 OVP Threshold vs Junction Temperature
Figure 6-17
VDD2SNS Discharge Current vs Junction Temperature
Figure 6-19
VDDQSNS Discharge Current vs Junction Temperature
Figure 6-21
VDD1 Valley Current Limit vs Junction Temperature
Figure 6-23
VDD1 Soft-Start Time vs Junction Temperature
I
OUT
= 1 A
Figure 6-25
VDD1 Switching Frequency vs Input Voltage
Figure 6-27
VDD1 Switching Frequency vs Load Current
V
VDD_EN
= 0 V
V
VDDQ_EN
= 0 V
Figure 6-2
VCC_5V Shutdown Current vs Temperature
Figure 6-4
VDD1 Output Voltage vs Junction Temperature
Figure 6-6
Enable Off Voltage (VDD_EN) vs Junction Temperature
Figure 6-8
Enable Off Voltage (VDDQ_EN) vs Junction Temperature
Figure 6-10
VDD2 Low-Side R
DS(on)
vs Junction Temperature
Figure 6-12
VDD1 Low-Side R
DS(on)
vs Junction Temperature
Figure 6-14
VDD2 UVP Threshold vs Junction Temperature
Figure 6-16
VDD1 UVP Threshold vs Junction Temperature
Figure 6-18
VDD1SNS Discharge Current vs Junction Temperature
Figure 6-20
VDD2 Valley Current Limit vs Junction Temperature
Figure 6-22
VDD2 Soft-Start Time vs Junction Temperature
I
OUT
= 8 A
Figure 6-24
VDD2 Switching Frequency vs Input Voltage
Figure 6-26
VDD2 Switching Frequency vs Load Current