Converters | NCV891130

1.2 A，2 MHz 低 Iq 双模式步降稳压器，用于汽车

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概览

NCV891130 是双模式稳压器，适用于必须使用最高 45V 输入电源工作的汽车电池联接应用。根据输出负载不同，它会作为 PWM 降压转换器或低漏线性稳压器运行，适用于具有低噪声和低静态电流要求的系统，汽车驾驶员信息系统中通常存在此类要求。重置引脚（带固定延迟）简化了与微控制器的联接。 NCV891130 还提供汽车电源系统中应具有的若干保护功能，如电流限制、短路保护和高温关断功能。另外，该开关频率即使在使用小电感器值和全陶瓷输出滤波器电容的情况下也会产生低输出电压纹波，形成节省空间的开关稳压器方案。

  • Radio
  • Infotainment
  • Instrument clusters
  • Telematics
  • Safety - Vision Systems
  • Automotive
  • 30 µA Iq in Light Load Condition
  • 1.2 A maximum output current in PWM mode
  • Internal N-channel Power Switch
  • VIN operating range 3.7 V to 36.5 V
  • Logic level Enable pin can be tied to battery
  • Fixed Output Voltage of 5.0 V, 4.0 V or 3.3 V
  • 2 MHz Free-running Switching Frequency
  • NCV Prefix for Automotive Requiring Site and Control Changes
  • Withstands Load Dump to 45 V
  • +/-2 % Output Voltage Accuracy

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NCV891130PD33R2G

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Obsolete

CAD Model

Pb

A

H

P

SOIC-8 EP

751AC

2

260

REEL

2500

N

Step-Down

Current Mode

3.7

45

3.3

1.2

85

2000

Price N/A

More Details

NCV891130PD40R2G

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Obsolete

CAD Model

Pb

A

H

P

SOIC-8 EP

751AC

2

260

REEL

2500

N

Step-Down

Current Mode

3.7

45

4

1.2

85

2000

Price N/A

More Details

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