说明
该单片集成电路包含用于调节电源逆变器或开关调节器的所有控制电路。16引脚双联机封装中包括电压参考、误差放大器、振荡器、脉宽调制器、脉冲控制触发器、双交流输出开关以及限流和关闭电路。该设备可用于任意极性的开关稳压器、变压器耦合的直流-直流转换器、无变压器电压倍增器和极性转换器,以及其他电力应用。SG1524被指定在-55°C至+125°C的全军事环境温度范围内运行,SG2524被指定为-25°C至+85°C,SG3524被设计用于0°C至+70°C的商业应用。
Microchip订购部件 标准微电路图(SMD)
SG1524J-DESC对照7802801EA
SG1524J-DESC对照7802801EX
SG1524J-JAN对照M38510/12601BA
SG1524J-JAN对照M38510/12601BEX
特性
- 8V to 40V Operation
- 5V Reference
- Reference Line and Load Regulation of 0.4%
- 100Hz to 300kHz Oscillator Range
- Excellent External Sync Capability
- Dual 50mA Output Transistors
- Current Limit Circuitry
- Complete PWM Power Control Circuitry
- Single Ended or Push-Pull Outputs
- Total Supply Current less than 10mA
参数
类型 | 描述 |
Regulator Type | HI Rel Switching Regulators |
Configuration | Voltage Mode PWMs |
Supported Topology | Push-pull, Single ended |
Supported Output | 2 |
Minimum Input Voltage (V) | 8 |
Maximum Input Voltage (V) | 40 |
Output Current (mA) Max | 50 |
Maximum Frequency (kHz) | 400 |
Operating Temperature Range (°C) | -55 to 125 |
Vref (V) | 5 |
Duty Cycle Min (%) | 0 |
Duty Cycle Max (%) | 49 |
UVLO | No |
Current Limit | Yes |
Quiescent Current (mA) typ | 7 |



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