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FOD2742A_08 Datasheet, PDF (6/15 Pages) Fairchild Semiconductor – Optically Isolated Error Amplifier
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Test Circuits
I(LED)
8
2
VF
6
3
V
7
VREF
5
Figure 1. VREF, VF, ILED (min) Test Circuit
I(LED)
8
2
IREF
6
3
V
7
R1
5
Figure 3. IREF Test Circuit
ICEO
8
2
VCE
6
3
7
5
Figure 5. ICEO Test Circuit
I(LED)
8
2
R1
6
3
V
7
R2
VREF
VCOMP
5
Figure 2. ∆VREF/∆VCOMP Test Circuit
I(OFF)
8
2
6
3
V(LED)
V
7
5
Figure 4. I(OFF) Test Circuit
I(LED)
8
6
V
7
VREF
5
I(C)
2
VCE
3
VCOMP
Figure 6. CTR, VCE(sat) Test Circuit
©2003 Fairchild Semiconductor Corporation
FOD2742A, FOD2742B, FOD2742C Rev. 1.0.0
6
www.fairchildsemi.com
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