LMR1802YG-C

LMR™ Series, 车载用 低噪声 低失调电压 CMOS运算放大器
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LMR1802YG-C

LMR1802YG-C
LMR™ Series, 车载用 低噪声 低失调电压 CMOS运算放大器

LMR1802YG-C是一款具备业界顶级的低噪声性能，并具有卓越的稳定性的运放产品。

Data Sheet 购买
Data Sheet 购买

主要规格

 
型号 | LMR1802YG-CTR
Status | 推荐品
封装 | SSOP5
包装数量 | 3000
最小独立包装数量 | 3000
包装形态 | Taping
RoHS | Yes
长期供货计划 | 10 Years

功能安全:

类别 : FS supportive
A product that has been developed for automotive use and is capable of supporting safety analysis with regard to the functional safety.
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特性：

Power Supply (Min.) [V] (+5V=5, ±5V=10)

2.5

Power Supply (Max.) [V] (+5V=5, ±5V=10)

5.5

Channel

1

Circuit Current (Typ.) [mA/ch]

1.1

Input Offset Voltage (Max.) [mV]

0.45

Input Bias Current (Typ.) [nA]

0.0005

Slew Rate (Typ.) [V/µs]

1.1

Input Voltage Range [V]

VSS to VDD-1.0

Output Voltage Range [V]

VSS+0.004 to VDD-0.007

Voltage gain (Typ.) [dB]

140

Equivalent input noise voltage (Typ.) [nV/√Hz]

2.9

Output current (Typ.) [mA]

3.5

CMRR (Typ.) [dB]

105

PSRR (Typ.) [dB]

125

GBW (Typ.) [MHz]

4.4

Operating Temperature (Min.) [°C]

-40

Operating Temperature (Max.) [°C]

125

Package Size [mm]

2.9x2.8 (t=1.25)

Common Standard

AEC-Q100 (Automotive Grade)

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特点：

  • AEC-Q100 Qualified (Grade 1)
  • Low Input-referred Noise Voltage Density
  • Driving High Capacitive Load
  • Full-swing Output

Reference Design / Application Evaluation Kit

 
    • Reference Design - REFSENS002
    • 100A分流电阻和运放电流检测电路 参考设计

    • 在汽车和工业设备领域，低边电流检测电路用于电流（电压）控制、过流限制和剩余电池电量检测等功能。通过分流电阻和电流检测放大器来实现的低边电流检测电路是非常常见的。REFSENS002 是分流电阻器和电流检测放大器的电流传感器参考设计。同时ROHM还提供设计数据和参考板的销售以方便客户进行参考设计，助力客户减少设计工时。今后将计划发布电流检测范围高达50A的高精度参考设计板。

      • The simplest current sense circuit with shunt resistor and operational amplifier (LMR1802G)
      • High power shunt resistor PSR400 2mΩ 4 in parallel
      • Current sense range: up to 100A
      • Thermally designed to keep each component within its absolute maximum rating even
      • at a detected current Iin = 100A and an ambient temperature Ta = 85°C

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