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参数资料
型号： ISL6329IRZ-T
厂商： Intersil
文件页数： 8/38页
文件大小： 0K
描述： IC CTRLR PWM SYNC BUCK DL 60QFN
标准包装： 4,000
应用： 控制器，AMD SVI
输入电压： 5 V ~ 12 V
输出数： 2
输出电压： 0.0125 V ~ 1.55 V
工作温度： -40°C ~ 85°C
安装类型： *
封装/外壳： *
供应商设备封装： *
包装： *
ISL6329
Table of Contents
Absolute Maximum Ratings.............................................................. 9
Thermal Information .......................................................................... 9
Undervoltage Detection............................................................. 22
Overcurrent Protection .............................................................. 22
Individual Channel Overcurrent Limiting ................................ 23
I 2 C Bus Interface .............................................................................. 23
Recommended Operating Conditions ............................................. 9
Electrical Specifications ....................................................................9
Timing Diagram ................................................................................ 12
Operation ........................................................................................... 12
Multiphase Power Conversion .................................................. 12
Interleaving.................................................................................. 12
Active Pulse Positioning Modulated PWM Operation ........... 13
Adaptive Phase Alignment (APA)............................................. 13
PWM Operation........................................................................... 13
Data Validity ................................................................................
START and STOP Conditions.....................................................
Byte Format.................................................................................
Acknowledge...............................................................................
ISL6329 I 2 C Slave Address.......................................................
Communicating Over the I 2 C Bus ............................................
Writing to the Internal Registers..............................................
Reading from the Internal Registers .......................................
Resetting the Internal Registers ..............................................
I 2 C Read and Write Protocol ....................................................
Register Bit Definitions..............................................................
23
23
24
24
24
24
24
25
25
26
26
Continuous Current Sampling................................................... 14
Temperature Compensated Current Sensing......................... 15
Channel-Current Balance........................................................... 15
General Design Guide ...................................................................... 28
Power Stages .............................................................................. 28
Internal Bootstrap Device.......................................................... 29
Serial VID Interface (SVI) ................................................................. 15
Pre-PWROK METAL VID ............................................................. 15
SVI Mode ...................................................................................... 16
Power Savings Mode: PSI_L...................................................... 17
Voltage Regulation ..................................................................... 18
Load-Line (Droop) Regulation ................................................... 18
Droop Control .............................................................................. 18
Output-Voltage Offset Programming ....................................... 19
Dynamic VID ................................................................................ 19
Gate Drive Voltage Versatility ...................................................
Package Power Dissipation ......................................................
Inductor DCR Current Sensing Component Fine Tuning .....
Loadline Regulation Resistor ...................................................
Compensation With Loadline Regulation...............................
Compensation Without Loadline Regulation .........................
Output Filter Design ...................................................................
Switching Frequency ..................................................................
Input Capacitor Selection..........................................................
29
29
30
31
31
32
32
33
33
Advanced Adaptive Zero Shoot-Through Deadtime Control
(Patent Pending) .......................................................................... 19
Initialization....................................................................................... 20
Power-On Reset .......................................................................... 20
Enable Comparator .................................................................... 20
Phase Detection.......................................................................... 20
Soft-Start Output Voltage Targets ............................................ 20
Soft-Start...................................................................................... 20
Pre-Biased Soft-Start.................................................................. 21
Fault Monitoring and Protection..................................................... 21
Power Good Signal ..................................................................... 21
Overvoltage Protection .............................................................. 21
Pre-POR Overvoltage Protection............................................... 21
8
Layout Considerations ..................................................................... 34
Routing UGATE, LGATE, and PHASE Traces............................ 35
Current Sense Component Placement and Trace Routing ....... 35
Thermal Management ............................................................... 35
Revision History ................................................................................ 37
Products ............................................................................................. 37
Package Outline Drawing ............................................................... 38
FN7800.0
April 19, 2011
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ISL6333ACRZ 功能描述:IC CTRLR PWM 3PHASE BUCK 48-QFN RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - 专用型 系列:- 标准包装:43 系列:- 应用:控制器，Intel VR11 输入电压:5 V ~ 12 V 输出数:1 输出电压:0.5 V ~ 1.6 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:48-VFQFN 裸露焊盘 供应商设备封装:48-QFN（7x7） 包装:管件
ISL6333ACRZ-T 功能描述:IC CTRLR PWM 3PHASE BUCK 48-QFN RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - 专用型 系列:- 标准包装:43 系列:- 应用:控制器，Intel VR11 输入电压:5 V ~ 12 V 输出数:1 输出电压:0.5 V ~ 1.6 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:48-VFQFN 裸露焊盘 供应商设备封装:48-QFN（7x7） 包装:管件
ISL6333AEVAL1Z 制造商:Intersil Corporation 功能描述:
ISL6333AIRZ 功能描述:IC CTRLR PWM 3PHASE BUCK 48-QFN RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - 专用型 系列:- 标准包装:2,000 系列:- 应用:控制器，DSP 输入电压:4.5 V ~ 25 V 输出数:2 输出电压:最低可调至 1.2V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:30-TFSOP（0.173"，4.40mm 宽） 供应商设备封装:30-TSSOP 包装:带卷 (TR)
ISL6333AIRZ-T 功能描述:IC CTRLR PWM 3PHASE BUCK 48-QFN RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - 专用型 系列:- 标准包装:43 系列:- 应用:控制器，Intel VR11 输入电压:5 V ~ 12 V 输出数:1 输出电压:0.5 V ~ 1.6 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:48-VFQFN 裸露焊盘 供应商设备封装:48-QFN（7x7） 包装:管件
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