LM2825 - 集成电源 1A DC-DC 转换器

LM2825是TI德州仪器公司的一款转换器（集成开关）产品，LM2825是集成电源 1A DC-DC 转换器，本站介绍了LM2825的封装应用图解、特点和优点、功能等，并给出了与LM2825相关的TI元器件型号供参考。

LM2825 - 集成电源 1A DC-DC 转换器 - 转换器（集成开关） - DC/DC开关稳压器 - 德州仪器

产品描述

The LM2825 is a complete 1A DC-DC Buck converter packaged in a 24-lead molded Dual-In-Line integrated circuit package.

Contained within the package are all the active and passive components for a high efficiency step-down (buck) switching regulator. Available in fixed output voltages of 3.3V, 5V and 12V, as well as two adjustable versions, these devices can provide up to 1A of load current with fully ensured electrical specifications.

Self-contained, this converter is also fully protected from output fault conditions, such as excessive load current, short circuits, or excessive temperatures.

产品特性

Minimum Design Time Required
3.3V, 5V and 12V Fixed Output Versions
Two Adjustable Versions Allow 1.23V to 15V Outputs
Wide Input Voltage Range, up to 40V
Low-Power Standby Mode, IQ Typically 65 μA
High Efficiency, Typically 80%
±4% Output Voltage Tolerance
Excellent Line and Load Regulation
TTL Shutdown Capability/Programmable Soft-Start
Thermal Shutdown and Current Limit Protection
−40°C to +85°C Ambient Temperature Range

Highlights

No External Components Required (Fixed Output Voltage Versions)
Integrated Circuit Reliability
MTBF Over 20 Million Hours
Radiated EMI Meets Class B Stipulated by CISPR 22
High Power Density, 35 W/in3
24-pin PDIP Package Profile (1.25 x 0.54 x 0.26 Inches)

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