Determine the load current Find the range of loads for linear operation (assume VCE > 0.8) . Consider that the load current is much higher in this example. Determine the range transistor power dissipation for linear operation. Under what load is transistor power dissipation greatest?

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Precision VCIS for Vcc-Referenced Load - Example
Problem F1
a. Determine the load current
Vcco
Vcc
R2
a. Find the range of loads for
linear operation (assume
VCE > 0.8)
Load
R1
Vcco
LOAD
V+
VREF
+
Q1
a. Consider that the load
R2
current is much higher in
this example. Determine
the range transistor power
dissipation for linear
operation. Under what
load is transistor power
V-
Lo-Vcc
Rcs
R,
R2
Rcs
Vcc /-Vcc
dissipation greatest?
185k
15k
50
18VI- 18V
11
Transcribed Image Text:Precision VCIS for Vcc-Referenced Load - Example Problem F1 a. Determine the load current Vcco Vcc R2 a. Find the range of loads for linear operation (assume VCE > 0.8) Load R1 Vcco LOAD V+ VREF + Q1 a. Consider that the load R2 current is much higher in this example. Determine the range transistor power dissipation for linear operation. Under what load is transistor power V- Lo-Vcc Rcs R, R2 Rcs Vcc /-Vcc dissipation greatest? 185k 15k 50 18VI- 18V 11
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