参数资料
| 型号： | LT1784IS6#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 11/12页 |
| 文件大小： | 0K |
| 描述： | IC OPAMP R-R IN/OUT SOT23-6 |
| 标准包装： | 2,500 |
| 系列： | Over-The-Top® |
| 放大器类型： | 通用 |
| 电路数： | 1 |
| 输出类型： | 满摆幅 |
| 转换速率： | 2.2 V/µs |
| 增益带宽积： | 2.6MHz |
| 电流 - 输入偏压： | 250nA |
| 电压 - 输入偏移： | 1600µV |
| 电流 - 电源： | 750µA |
| 电流 - 输出 / 通道： | 27mA |
| 电压 - 电源，单路/双路(±)： | 2.5 V ~ 18 V，±1.25 V ~ 9 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | SOT-23-6 |
| 供应商设备封装： | TSOT-23-6 |
| 包装： | 带卷 (TR) |
LT1784
8
1784fa
TYPICAL PERFORMANCE CHARACTERISTICS
Total Harmonic Distortion + Noise
vs Load Resistance
Total Harmonic Distortion + Noise
vs Output Voltage Amplitude
Open-Loop Gain
Supply Current
vs SHDN Pin Voltage
Large Signal Response
Small Signal Response
Capacitive Load Handling
Overshoot vs Capacitive Load
Undistorted Output Swing
vs Frequency
Total Harmonic Distortion + Noise
vs Frequency
CAPACITIVE LOAD (pF)
10
OVERSHOOT
(%)
70
60
50
40
30
20
10
0
100
1000
1784 G22
VS = 5V, 0V
VCM = 2.5V
AV = 1
AV = 5
AV = 10
FREQUENCY (Hz)
1k
OUTPUT
SWING
(V
P-P
)
12
10
8
6
4
2
0
10k
100k
1M
1784 G23
DISTORTION ≤ 1%
AV = 1
VS = ±5V
VS = ±2.5V
FREQUENCY (Hz)
THD
+
NOISE
(%)
10
1k
10k
100k
1784 G24
100
0.1
0.01
0.001
0.0001
RL = 10k
VS = 3V, 0V
VOUT = 1.8VP-P
VCM = 1V
AV = –1
AV = 1
OUTPUT VOLTAGE AMPLITUDE (VP-P)
0.01
THD
+
NOISE
(%)
0.1
1
10
02
3
0.001
1
1784 G26
FREQUENCY = 1kHz
VCM = HALF SUPPLY
AV = –1
VS = 3V, 0V
RF = RG = 10k
AV = 1
VS = 3V, 0V
AV = 1
VS = ±1.5V
AV = –1
VS = ±1.5V
RF = RG = 10k
LOAD RESISTANCE TO GROUND (Ω)
0.001
THD
+
NOISE
(%)
0.01
0.1
1
100
10k
100k
1784 G25
0.0001
1k
VS = ±1.5V
VIN = ±1V
AV = 1
VS = 3V TOTAL
VIN = 2VP-P AT 1kHz
VS = 3V, 0V
VIN = 0.1V TO 2.1V
OUTPUT VOLTAGE (V)
–6 –5 –4 –3 –2 –1
INPUT
OFFSET
VOLTAGE
CHANGE
(50μV/DIV)
2
1784 G27
01
3
5
46
RL = 2k
RL = 10k
RL = 50k
VS = ±5V
SHUTDOWN PIN VOLTAGE (V)
0
SUPPLY
CURRENT
(μA)
0.5
1
2.5
1784 G28
1.5
2
600
550
500
450
400
350
300
250
200
150
100
50
0
TA = 125°C
TA = –55°C
TA = 25°C
VS = 5V, 0V
VS = ±5V
AV = 1
CL = 15pF
2V/DIV
5μs/DIV
1784 G29
VS = ±5V
AV = 1
CL = 15pF
20mV/DIV
2μs/DIV
1784 G30
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