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数据: TPS54061 具有低 IQ 的宽输入 60V、200mA 同步降压 DC-DC转换器 数据表 (Rev. E)
TPS54061器件是一款60V,200mA同步降压DC-DC转换器,此转换器集成有高侧和低侧MOSFET。电流模式控制提供了简单的外部补偿和灵活的组件选择。非开关电源电流为90μA。使用使能引脚可将关断电源电流减少至1.4μA。
为提高轻负载条件下的效率,低侧MOSFET会在电感电流达到0时充当二极管。
欠压闭锁内部设定为4.5V,但可采用两个使能引脚上的电阻器将其提高。输出电压启动斜坡由内部缓启动时间控制。
可调节开关频率范围可实现高效率和外部组件尺寸优化。频率折返和热关断功能在过载情况下保护部件。
< p> TPS54061集成有MOSFET和引导再充电二极管,并且采用小型3.00mm x 3.00mm散热增强型VSON封装最大限度减小了IC封装尺寸,从而实现了小型设计。TPS54061由WEBENCHDesigner提供支持(www.ti.com)。
所有商标均为其所有商标主人。
Vin (Min) (V) |
Vin (Max) (V) |
Vout (Min) (V) |
Vout (Max) (V) |
Iout (Max) (A) |
Regulated Outputs (#) |
Switching Frequency (Min) (kHz) |
Switching Frequency (Max) (kHz) |
Iq (Typ) (mA) |
Features |
Control Mode |
Duty Cycle (Max) (%) |
Operating Temperature Range (C) |
Rating |
Package Group |
TPS54061 | LM25011-Q1 | LM25019 | LM5009 | LM5165 | LM5165-Q1 | TPS54061-Q1 | TPS54062 |
---|---|---|---|---|---|---|---|
4.7 | 6 | 7.5 | 9.5 | 3 | 3 | 4.7 | 4.7 |
60 | 42 | 48 | 95 | 65 | 65 | 60 | 60 |
0.8 | 2.51 | 1.25 | 2.5 | 1.23 | 1.23 | 0.8 | 0.8 |
58 | 40 | 40 | 85 | 65 | 65 | 58 | 58 |
0.2 | 2 | 0.1 | 0.15 | 0.15 | 0.15 | 0.2 | 0.05 |
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
50 | 50 | 50 | 50 | 50 | 50 | 50 | 100 |
1100 | 2000 | 1000 | 600 | 600 | 600 | 1100 | 400 |
0.09 | 1.2 | 1.75 | 0.485 | 0.01 | 0.01 | 0.09 | 0.089 |
Enable Frequency Synchronization Light Load Efficiency Synchronous Rectification UVLO Adjustable | Adjustable Current Limit | Synchronous Rectification UVLO Adjustable | Enable | Adjustable Current Limit Enable Light Load Efficiency Power Good Pre-Bias Start-Up Synchronous Rectification UVLO Adjustable | Adjustable Current Limit Enable Light Load Efficiency Power Good Pre-Bias Start-Up Synchronous Rectification UVLO Adjustable | Enable Frequency Synchronization Light Load Efficiency Synchronous Rectification UVLO Adjustable | Enable Frequency Synchronization Light Load Efficiency Synchronous Rectification UVLO Adjustable |
Current Mode | Constant on-time (COT) | Constant on-time (COT) | Constant on-time (COT) | Constant on-time (COT) | Constant on-time (COT) | Current Mode | Current Mode |
98 | 99 | 90 | 99 | 100 | 100 | 98 | 98 |
-40 to 150 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 150 | -40 to 150 | -40 to 150 | -40 to 125 |
Catalog | Automotive | Catalog | Catalog | Catalog | Automotive | Automotive | Catalog |
SON | MSOP-PowerPAD | SO PowerPAD WSON | VSSOP WSON | VSON | VSON | SON | SON VSSOP |
型号:TPS54061DRBR 封装:SON8_3X3MM_EP
品牌:TI 描述:降压型-40℃~+150℃@(TJ)1降压可调0.8V~58V 200mA 4.7V~60V 1.1MHz SON-8-EP(3x3)DC-DC转换器ROHS
金额:¥5.59350
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