Datasheet
AD813
REV. B
–12–
90
0%
2V
10
100
50ns
2V
Figure 34. Large Signal Pulse Response, Gain = –1,
(R
F
= 750
Ω
, R
L
= 150
Ω
, V
S
=
±
5 V)
1 10 1000100
FREQUENCY – MHz
–1
–6
+1
0
–2
–3
–4
–5
CLOSED-LOOP GAIN – dB
5V
65V
5V
0
–90
–180
–270
PHASE SHIFT – De
g
rees
3V
PHASE
GAIN
65V
G = –1
R
L
= 150V
V
S
= 615V
V
S
= 615V
3V
Figure 35. Closed-Loop Gain and Phase vs. Frequency,
G = –1, R
L
= 150
Ω
216141210864
SUPPLY VOLTAGE – 6Volts
–3dB BANDWIDTH – MHz
60
50
90
70
80
100
110
PEAKING 1.0dB
R
F
= 681V
40
PEAKING 0.2dB
R
F
= 715V
G = –1
R
L
= 150V
Figure 36. –3 dB Bandwidth vs. Supply Voltage, G = –1,
R
L
= 150
Ω
10
90
100
0%
500mV
500mV
20ns
Figure 37. Small Signal Pulse Response, Gain = –1,
(R
F
= 750
Ω
, R
L
= 150
Ω
, V
S
=
±
5 V)
1 10 1000100
FREQUENCY – MHz
–1
–6
+1
0
–2
–3
–4
–5
CLOSED-LOOP GAIN (NORMALIZED) – dB
5V
65V
0
–90
–180
–270
PHASE SHIFT – De
g
rees
3V
PHASE
GAIN
65V
G = –10
R
L
= 1kV
V
S
= 615V
V
S
= 615V
3V
5V
Figure 38. Closed-Loop Gain and Phase vs. Frequency,
G = –10, R
L
= 1 k
Ω
216141210864
SUPPLY VOLTAGE – 6Volts
–3dB BANDWIDTH – MHz
40
30
70
50
60
80
20
R
F
= 154V
G = –10
R
L
= 1kV
R
F
= 357V
R
F
= 649V
Figure 39. –3 dB Bandwidth vs. Supply Voltage,
G = –10, R
L
= 1 k
Ω