Datasheet ISL9122A (Renesas) - 2
| 制造商 | Renesas |
| 描述 | Ultra-Low IQ Buck-Boost Regulator with Bypass |
| 页数 / 页 | 21 / 2 — Contents. Overview . 3. Specifications. 5. Typical Performance Curves. 9. … |
| 文件格式/大小 | PDF / 902 Kb |
| 文件语言 | 英语 |
Contents. Overview . 3. Specifications. 5. Typical Performance Curves. 9. Functional Description . 12. Revision History. 18
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Contents 1. Overview . 3
1.1 Block Diagram . 3 1.2 Ordering Information . 4 1.3 Pin Configurations . 4 1.4 Pin Descriptions. 4
2. Specifications. 5
2.1 Absolute Maximum Ratings . 5 2.2 Thermal Information. 5 2.3 Recommended Operation Conditions . 5 2.4 Analog Specifications . 5 2.5 I2C Interface Timing Specifications . 8
3. Typical Performance Curves. 9 4. Functional Description . 12
4.1 Enable Input. 12 4.2 Soft Discharge . 12 4.3 Start-Up . 12 4.4 Overcurrent/Short-Circuit Protection . 12 4.5 Thermal Shutdown. 12 4.6 Buck-Boost Conversion Topology . 12 4.7 PWM Operation . 13 4.8 PFM Operation . 13 4.9 Operation With VIN Close to VOUT. 13 4.10 Forced Operating Modes . 13 4.11 I2C Serial Interface . 13 4.12 Protocol Conventions. 13 4.13 Write Operation . .
. 14 4.14 Read Operation . 15 4.15 Register Descriptions. 16
5. Revision History. 18 6. Package Outline Drawings . 19
FN8947 Rev.1.00 Page 2 of 20 Sep.14.20 Document Outline Features Applications Related Literature Contents 1. Overview 1.1 Block Diagram 1.2 Ordering Information 1.3 Pin Configurations 1.4 Pin Descriptions 2. Specifications 2.1 Absolute Maximum Ratings 2.2 Thermal Information 2.3 Recommended Operation Conditions 2.4 Analog Specifications 2.5 I2C Interface Timing Specifications 3. Typical Performance Curves 4. Functional Description 4.1 Enable Input 4.2 Soft Discharge 4.3 Start-Up 4.4 Overcurrent/Short-Circuit Protection 4.5 Thermal Shutdown 4.6 Buck-Boost Conversion Topology 4.7 PWM Operation 4.8 PFM Operation 4.9 Operation With VIN Close to VOUT 4.10 Forced Operating Modes 4.11 I2C Serial Interface 4.12 Protocol Conventions 4.13 Write Operation 4.14 Read Operation 4.15 Register Descriptions 4.15.1 RO_REG1 4.15.2 INTFLG_REG 4.15.3 VSET 4.15.4 CONV_CFG 4.15.5 INTFLG_MASK 5. Revision History 6. Package Outline Drawings
Contents 1. Overview . 3
1.1 Block Diagram . 3 1.2 Ordering Information . 4 1.3 Pin Configurations . 4 1.4 Pin Descriptions. 4
2. Specifications. 5
2.1 Absolute Maximum Ratings . 5 2.2 Thermal Information. 5 2.3 Recommended Operation Conditions . 5 2.4 Analog Specifications . 5 2.5 I2C Interface Timing Specifications . 8
3. Typical Performance Curves. 9 4. Functional Description . 12
4.1 Enable Input. 12 4.2 Soft Discharge . 12 4.3 Start-Up . 12 4.4 Overcurrent/Short-Circuit Protection . 12 4.5 Thermal Shutdown. 12 4.6 Buck-Boost Conversion Topology . 12 4.7 PWM Operation . 13 4.8 PFM Operation . 13 4.9 Operation With VIN Close to VOUT. 13 4.10 Forced Operating Modes . 13 4.11 I2C Serial Interface . 13 4.12 Protocol Conventions. 13 4.13 Write Operation . .
. 14 4.14 Read Operation . 15 4.15 Register Descriptions. 16
5. Revision History. 18 6. Package Outline Drawings . 19
FN8947 Rev.1.00 Page 2 of 20 Sep.14.20 Document Outline Features Applications Related Literature Contents 1. Overview 1.1 Block Diagram 1.2 Ordering Information 1.3 Pin Configurations 1.4 Pin Descriptions 2. Specifications 2.1 Absolute Maximum Ratings 2.2 Thermal Information 2.3 Recommended Operation Conditions 2.4 Analog Specifications 2.5 I2C Interface Timing Specifications 3. Typical Performance Curves 4. Functional Description 4.1 Enable Input 4.2 Soft Discharge 4.3 Start-Up 4.4 Overcurrent/Short-Circuit Protection 4.5 Thermal Shutdown 4.6 Buck-Boost Conversion Topology 4.7 PWM Operation 4.8 PFM Operation 4.9 Operation With VIN Close to VOUT 4.10 Forced Operating Modes 4.11 I2C Serial Interface 4.12 Protocol Conventions 4.13 Write Operation 4.14 Read Operation 4.15 Register Descriptions 4.15.1 RO_REG1 4.15.2 INTFLG_REG 4.15.3 VSET 4.15.4 CONV_CFG 4.15.5 INTFLG_MASK 5. Revision History 6. Package Outline Drawings