TF EIMLab13 Writeup - Revision history

Foretony: /* Questions */

2015-04-02T23:57:01Z

Questions

2015-04-02T23:52:58Z

Transistor circuit

2015-04-02T23:52:18Z

Transistor circuit

2015-04-02T23:52:01Z

Transistor circuit

2015-04-02T15:22:32Z

Questions

2015-04-02T15:21:42Z

Questions

2015-04-02T15:21:32Z

Questions

2015-04-02T15:21:11Z

Questions

2015-04-02T15:16:30Z

Transistor circuit

2015-04-01T22:35:18Z

Transistor circuit

@@ Line 173: / Line 173: @@
 .)Compare your measured value of <math>h_{FE}</math> or <math>\beta</math> for the transistor to the spec sheet? (10 pnts)
-:<math>\beta = \frac{I_C}{I_B}</math>
+:<math>\beta = \frac{I_C}{I_B} = \frac{0.5 mA}{0.002 mA} = 250</math>
 .)What is <math>\alpha</math> for the transistor?(10 pnts)

← Older revision		Revision as of 23:52, 2 April 2015
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	5.) Graph <math>I_C</math> -vs- <math>V_{CE}</math> for each value of <math>I_B</math> and <math>V_{CC}</math> above. (40 pnts)		5.) Graph <math>I_C</math> -vs- <math>V_{CE}</math> for each value of <math>I_B</math> and <math>V_{CC}</math> above. (40 pnts)
		+
		+	[[File:TF_Ic-vs-VccEIM_Lab13.png]]

	6.) Overlay points from the transistor's data sheet on the graph in part 5.).(10 pnts)		6.) Overlay points from the transistor's data sheet on the graph in part 5.).(10 pnts)

@@ Line 12: / Line 12: @@
 =Transistor circuit=
-'''Used to npn N294 transister'''
+'''Used to npn 2N3904 transister'''
 .) Identify the type (n-p-n or p-n-p) of transistor you are using and fill in the following specifications.

← Older revision		Revision as of 23:52, 2 April 2015
Line 11:		Line 11:

	=Transistor circuit=		=Transistor circuit=
		+
		+	'''Used to npn N294 transister'''
		+
	1.) Identify the type (n-p-n or p-n-p) of transistor you are using and fill in the following specifications.		1.) Identify the type (n-p-n or p-n-p) of transistor you are using and fill in the following specifications.

@@ Line 173: / Line 173: @@
 .)The base must always be more _________(________) than the emitter for a npn (pnp)transistor to conduct I_C.(10 pnts)
-.)For a transistor to conduct I_C the base-emitter  junction must be ___________ biased.(10 pnts)
+.)For a transistor to conduct I_C the base-emitter  junction must be ____forward_______ biased.(10 pnts)
-.)For a transistor to conduct I_C the collector-base  junction must be ___________ biased.(10 pnts)
+.)For a transistor to conduct I_C the collector-base  junction must be ______reverse_____ biased.(10 pnts)
 [[Forest_Electronic_Instrumentation_and_Measurement]]

@@ Line 168: / Line 168: @@
 #Compare your measured value of <math>h_{FE}</math> or <math>\beta</math> for the transistor to the spec sheet? (10 pnts)
 #What is <math>\alpha</math> for the transistor?(10 pnts)
 #The base must always be more _________(________) than the emitter for a npn (pnp)transistor to conduct I_C.(10 pnts)

@@ Line 138: / Line 138: @@
 |-
 |0.942 || 10|| 0.227  ||78.1 ||
+|-
 |1.005 || 10|| 0.245  ||94 ||
 |-

@@ Line 137: / Line 137: @@
 |V || <math>\mu</math> A || V || mV || mA
 |-
-| || 10||   || ||
+|0.942 || 10|| 0.227  ||78.1 ||
 |-
 |}