{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

440_hmk2

# 440_hmk2 - ECE 440 Electronics II Homework#2 1 For the...

This preview shows pages 1–3. Sign up to view the full content.

ECE 440 – Electronics II Homework #2 1. For the differential amplifier shown below: a. What is the CMRR in dB? b. If v i1 = 10 sin t and v i2 = 0, what is v o ? c. If v i1 = 10 sin t + sin 1000t and v i2 = sin 1000t, what is v o ? 2. For the differential amplifier shown below both transistors have β = 150, find: a. The DC values of I c1 , I c2 , V ce1 , V ce2 b. A d , the difference mode gain c. A c , the common mode gain d. The CMRR in dB A d = 100 A c = 0.1 v i1 v i2 v o 15V -15V v i1 v i2 v o 10K ! 10K ! 20K !

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
3. For the differential amplifier shown below both transistors have β = 150, find: a. The DC values of I c1 , I c2 , V ce1 , V ce2 b. A d , the difference mode gain c. A c , the common mode gain d. The CMRR in dB 4. For the differential amplifier shown below assume that both MOSFETs have K n = 0.4 mA/V 2 and V TN = 2V. a. If I D1 = I D2 = 0.5mA, and v o = 7V when v 1 = v 2 =0, find the values of I Q and R D . b. Find V GS and V DS . 15V -15V v i1 v i2 v o 8K ! 8K ! 10K ! 100 ! 100 ! 10V -10V v 1 v 2 v o R D R D I Q
c. What is the largest common mode input v cm for the MOSFETs to be in saturation?
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

### Page1 / 3

440_hmk2 - ECE 440 Electronics II Homework#2 1 For the...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online