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SC1218 PDF预览

SC1218

更新时间: 2024-01-04 19:03:17
品牌 Logo 应用领域
商升特 - SEMTECH 驱动器
页数 文件大小 规格书
12页 396K
描述
High Speed Synchronous MOSFET Driver

SC1218 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Obsolete零件包装代码:DFN
包装说明:HVQCCN, LCC8,.12SQ,25针数:8
Reach Compliance Code:unknownECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.83
Is Samacsys:N高边驱动器:YES
接口集成电路类型:HALF BRIDGE BASED MOSFET DRIVERJESD-30 代码:S-XQCC-N8
JESD-609代码:e3长度:3 mm
湿度敏感等级:1功能数量:1
端子数量:8标称输出峰值电流:7.5 A
封装主体材料:UNSPECIFIED封装代码:HVQCCN
封装等效代码:LCC8,.12SQ,25封装形状:SQUARE
封装形式:CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE峰值回流温度(摄氏度):260
电源:12 V认证状态:Not Qualified
座面最大高度:1 mm子类别:MOSFET Drivers
最大供电电压:14 V最小供电电压:5 V
标称供电电压:12 V表面贴装:YES
技术:CMOS端子面层:MATTE TIN
端子形式:NO LEAD端子节距:0.65 mm
端子位置:QUAD处于峰值回流温度下的最长时间:NOT SPECIFIED
断开时间:0.14 µs接通时间:0.175 µs
宽度:3 mmBase Number Matches:1

SC1218 数据手册

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SC1218  
High Speed  
Synchronous MOSFET Driver  
POWER MANAGEMENT  
Features  
Description  
The SC1218 is a high speed, robust, dual output driver to ‹ Advanced Digital Timing to Filter Out Very Narrow PWM  
drive high-side and low-side N-MOSFETs in synchronous  
buck converters. Combined with Semtech’s multi-phase  
PWM controller SC2649, one can build high performance,  
versatile voltage regulators for next generation micropro-  
cessors.  
Pulses  
‹ +12V Gate Drive Voltage  
‹ Integrated Bootstrap Diode  
‹ High Peak Drive Current  
‹ Adaptive Non-overlapping Gate Drives Provide Shoot-  
through Protection  
‹ Support Dynamic VID operation  
‹ Ultra-low Propagation Delay  
‹ Floating Top Gate Drive  
‹ Crowbar Function for Over Voltage Protection  
‹ High Frequency (up to 2 MHz) Operation Allows Use of  
Small Inductors and Low Cost Ceramic Capacitors  
SC1218 is built upon a CMOS technology which provides  
enough voltage capacity to handle computer applications.  
In addition, the advanced timing circuitry is adopted to  
filter out very narrow PWM pulses at the input of the driver.  
The latched UVLO and enhanced adaptive shoot-through  
protection further enhance the robustness of the SC1218.  
With integrated bootstrap diode, the SC1218 is offered in ‹ Under Voltage Lockout  
both SOIC-8 package and MLPQ-8 3x3mm package. These  
features further reduce the thermal stress and BOM cost.  
‹ Low Quiescent Current  
‹ Enable Function for Both Gate OFF Shut Down  
‹ Lead-free Part and Fully WEEE and RoHS Compliant  
Applications  
‹ Intel Next Generation Processor Power Supplies  
‹ AMD AthlonTM and AMD-K8TM Processor Power  
Supplies  
‹ High Current Low Voltage DC-DC Converters  
Typical Application Circuit  
VIN  
Cbst  
Mtop  
Cin  
1uF  
BST  
CO  
EN  
TG  
Lout  
Rdrn  
VOUT  
PWM  
EN  
DRN  
PGND  
BG  
(optional)  
Rvin  
2R2  
Mbot  
VIN  
Cout  
SC1218  
Cvin  
1uF  
Revision: October 14, 2005  
1
www.semtech.com  

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