Datasheet

R
1kW
2
R
100kW
4
OPA454
+
R
1kW
3
OPA454
OPA454
+100V
OPA454
+100V
APD
R
5
100kW
LM4041D
Adjustedfor2.0V
R
9
4.9kW
R
8
198kW
R
SENSE
100W
V
1
100W
R
10
3.1kW
V
OUT
V =100 R´
OUT SENSE D
I´
R
10kW
7
R
90kW
1
GainAdjustVoltage
2.5Vto9.5V
-200V
AdvancedPhotonix,Inc.
SD036-70-62-531
Digi-Key
SD036-70-62-531
V
LED
LED
V+
V-
A
1
+100V
V+
V-
A
2
+100V
V+
V-
A
3
+100V
V+
V-
A
4
ExampleCircuitForReverseBiasingAPD
(130Vto280V,max)
OPA454
www.ti.com ....................................................................................................................................... SBOS391A – DECEMBER 2007 – REVISED DECEMBER 2008
Figure 85. APD Gain Adjustment Using the OPA454, High-Voltage Op Amp
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