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OPA2990: 运放测试条件

Part Number: OPA2990

请教一下。

运放的参数都是在一定的测试 条件下测得的,比如OPA2990的测试条件为: at TA = 25°C, VS = ±20 V, VCM = VS / 2, RLOAD = 10 kΩ connected to VS / 2, and CL = 10 pF

请问:

  1. 如何实现VCM = VS / 2,
  2. 如何实现RLOAD = 10 kΩ connected to VS / 2, 

请问能帮忙画出对应的测试电路图吗?