THS3061 Datasheet, PDF (12/25 Pages) Texas Instruments – LOW DISTORTION HIGH SLEW RATE CURRENT FREEBACK AMPLIFIERS

THS3061
THS3062
SLOS394A – JULY 2002 – OCTOBER 2002
3000
2500
2000
1500
1000
SLEW RATE
vs
OUTPUT VOLTAGE
G=1
Rf = 750 Ω
RL = 150 Ω
TA = 25°C
VCC = ±15
VCC = ±5
500
0
0
1
2
3
4
5
6
VO – Output Voltage – V
Figure 39
8000
7000
6000
5000
SLEW RATE
vs
OUTPUT STEP
G=5
VCC = ±15
Rf = 375 Ω
TA = 25°C
4000
3000
VCC = ±15
2000
1000
0
0
5
10
15
20
25
Output Step – VPP
Figure 40
OVERDRIVE RECOVERY TIME
3
5
4
2
3
1
2
1
0
0
–1
–1
–2
G=2
–2
VCC = ±5
–3
Rf = 604 Ω
–4
–3
RL = 150 Ω
–5
0
0.5
1
1.5
2
t – Time – µs
Figure 42
DIFFERENTIAL GAIN
vs
NUMBER OF 150-Ω LOADS
0.6
G=2
0.5 ^{Rf = 560 Ω}
PAL Modulation
0.4
VCC = ±5
0.3
0.2
VCC = ±15
0.1
0
1
2
3
4
Number of 150-Ω Loads
Figure 45
OVERDRIVE RECOVERY TIME
4
15
3
10
2
5
1
0
0
–1
–2
G=5
VCC = ±15
–3
Rf = 560 Ω
RL = 150 Ω
–4
0
0.5
1
1.5
t – Time – µs
–5
–10
–15
2
Figure 43
DIFFERENTIAL PHASE
vs
NUMBER OF 150-Ω LOADS
0.07
G=2
0.06 ^{Rf = 560 Ω}
NTSC Modulation
0.05
0.04 ^{VCC = ±5}
0.03
0.02
0.01
0
1
VCC = ±15
2
3
4
Number of 150-Ω Loads
Figure 46
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INPUT OFFSET VOLTAGE
vs
OUTPUT VOLTAGE SWING
0
–40°C
–0.5
25°C
85°C
–1
–1.5
–20 –15 –10 –5 0 5 10 15 20
VO – Output Voltage Swing – V
Figure 41
DIFFERENTIAL GAIN
vs
NUMBER OF 150-Ω LOADS
0.6
G=2
Rf = 560 Ω
0.5 NTSC Modulation
0.4
VCC = ±5
0.3
0.2
0.1
VCC = ±15
0
1
2
3
4
Number of 150-Ω Loads
Figure 44
DIFFERENTIAL PHASE
vs
NUMBER OF 150-Ω LOADS
0.08
G=2
Rf = 560 Ω
PAL Modulation
0.06
0.04
VCC = ±5
0.02
0
1
VCC = ±15
2
3
4
Number of 150-Ω Loads
Figure 47
12