參數(shù)資料
型號: OPA685
英文描述: Ultra-Wideband, Current-Feedback OPERATIONAL AMPLIFIER With Disable TM
中文描述: 超寬帶,電流反饋運算放大器商標使用禁用
文件頁數(shù): 11/28頁
文件大?。?/td> 283K
代理商: OPA685
11
OPA685
TYPICAL PERFORMANCE CURVES: V
S
= +5V
G = +8, R
F
= 348
, and R
L
= 100
, unless otherwise noted.
70
60
50
40
30
20
10
0
RECOMMENDED R
S
vs CAPACITIVE LOAD
Capacitive Load (pF)
10
100
R
S
)
OPA685
348
35.7
52.3
2.5k
2.5k
1k
V
I
+5V
0.1
μ
F
1k
load is optional
V
O
R
S
C
L
0.1
μ
F
24
21
18
15
12
9
6
3
0
–3
–6
Frequency (50MHz/div)
0
500MHz
250MHz
FREQUENCY RESPONSE vs CAPACITIVE LOAD
G
C
L
= 10pF
C
L
= 100pF
Optimized R
S
C
L
= 20pF
C
L
= 47pF
6
3
0
–3
–6
–9
–12
–15
–18
–21
–24
Frequency (100MHz/div)
0
1GHz
500MHz
NON-INVERTING SMALL-SIGNAL
FREQUENCY RESPONSE
N
G = +8, R
F
= 348
G = +4, R
F
= 442
G = +16, R
F
= 162
See Figure 3
G = +2, R
F
= 487
V
O
= 500mVp-p
NON-INVERTING PULSE RESPONSE
Time (2ns/div)
I
1.6
1.2
0.8
0.4
0
–0.4
–0.8
–1.2
–1.6
G = +8
R
L
= 100
R
F
= 348
Output
Input
See Figure 3
V
O
=2Vp-p
6
3
0
–3
–6
–9
–12
–15
–18
–21
–24
Frequency (100MHz/div)
0
1GHz
500MHz
INVERTING SMALL-SIGNAL
FREQUENCY RESPONSE
N
G = –2, R
F
= 464
G = –16, R
F
= 806
G = –8, R
F
= 402
G = –4, R
F
= 432
See Figure 4
V
O
= 500mVp-p
INVERTING PULSE RESPONSE
Time (2ns/div)
I
1.6
1.2
0.8
0.4
0
–0.4
–0.8
–1.2
–1.6
G = –8
R
L
= 100
R
F
= 402
Output
Input
See Figure 4
V
O
= 2Vp-p
相關PDF資料
PDF描述
OPA685N Ultra-Wideband, Current-Feedback OPERATIONAL AMPLIFIER With Disable TM
OPA685U Ultra-Wideband, Current-Feedback OPERATIONAL AMPLIFIER With Disable TM
OPA699ID Wideband, High Gain VOLTAGE LIMITING AMPLIFIER
OPA699 Wideband, High Gain VOLTAGE LIMITING AMPLIFIER
OPA699IDR Wideband, High Gain VOLTAGE LIMITING AMPLIFIER
相關代理商/技術參數(shù)
參數(shù)描述
OPA685N 制造商:BB 制造商全稱:BB 功能描述:Ultra-Wideband, Current-Feedback OPERATIONAL AMPLIFIER With Disable TM
OPA685N/250 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current-Feedback Operational Amplifier
OPA685N/3K 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current-Feedback Operational Amplifier
OPA685U 功能描述:高速運算放大器 Ultra-Wideband RoHS:否 制造商:Texas Instruments 通道數(shù)量:1 電壓增益 dB:116 dB 輸入補償電壓:0.5 mV 轉換速度:55 V/us 工作電源電壓:36 V 電源電流:7.5 mA 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube
OPA685U/2K5 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current-Feedback Operational Amplifier