JAJSI17D
November 2013 – October 2019
DRV8850
PRODUCTION DATA.
1
特長
2
アプリケーション
3
概要
Device Images
概略回路図
4
改訂履歴
5
Pin Configuration and Functions
Pin 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
Timing Requirements
6.7
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Power Supervisor
7.3.2
Bridge Control
7.3.3
Current Sensing – VPROPI
7.3.4
Slew-Rate Control
7.3.5
Dead Time
7.3.6
Propagation Delay
7.3.7
Power Supplies and Input Pins
7.3.8
LDO Voltage Regulator
7.3.9
Protection Circuits
7.3.9.1
Overcurrent Protection (OCP)
7.3.9.2
Thermal Shutdown (TSD)
7.3.9.3
Undervoltage Lockout (UVLO)
7.3.9.4
Overvoltage Lockout (OVLO)
7.4
Device Functional Modes
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
Motor Voltage
8.2.2.2
Drive Current
8.2.3
Application Curves
9
Power Supply Recommendations
9.1
Bulk Capacitance
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
10.3
Thermal Considerations
10.3.1
Power Dissipation
11
デバイスおよびドキュメントのサポート
11.1
ドキュメントのサポート
11.1.1
関連資料
11.2
ドキュメントの更新通知を受け取る方法
11.3
コミュニティ・リソース
11.4
商標
11.5
静電気放電に関する注意事項
11.6
Glossary
12
メカニカル、パッケージ、および注文情報
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)
RGY|24
MPQF143E
サーマルパッド・メカニカル・データ
RGY|24
QFND534A
発注情報
jajsi17d_oa
jajsi17d_pm
6.7
Typical Characteristics
Figure 1.
Quiescent Current With Motor Driver ON and LDO ON
Figure 3.
Quiescent Current With Motor Driver OFF and LDO ON
Figure 5.
R
DS(ON)
, HS – OUT1
Figure 7.
R
DS(ON)
, LS – OUT1
Figure 9.
LDO Output, VCC = 3.5 V,
LDOOUT = 3.3 V
Figure 11.
LDO Output, VCC = 5.5 V,
LDOOUT = 3.3 V
Figure 13.
VPROPI Output, VCC = 4.2 V, OUT2 Overtemperature, 1 kΩ
Figure 2.
Quiescent Current With Motor Driver ON and LDO OFF
Figure 4.
Quiescent Current With Motor Driver OFF and LDO OFF, Sleep Current
Figure 6.
R
DS(ON)
, HS – OUT2
Figure 8.
R
DS(ON)
, LS – OUT2
Figure 10.
LDO Output, VCC = 4.2 V,
LDOOUT = 3.3 V
Figure 12.
VPROPI Output, VCC = 4.2 V, OUT1 Overtemperature, 1 kΩ