參數(shù)資料
型號(hào): LM258
廠商: ON SEMICONDUCTOR
英文描述: Single supply dual operational amplifiers(低功耗雙運(yùn)算放大器)
中文描述: 單電源雙運(yùn)算放大器(低功耗雙運(yùn)算放大器)
文件頁(yè)數(shù): 8/14頁(yè)
文件大小: 234K
代理商: LM258
LM258, LM358, LM358A, LM2904, LM2904A, LM2904V, NCV2904
http://onsemi.com
8
R1
2
1
R1
T
BP
R1 + R2
R1
R1 + R2
1
e
o
e
1
e
2
e
o
= C (1 + a + b) (e
2
e
1
)
R1
a R1
b R1
R
1/2
LM358
+
1/2
LM358
+
1/2
LM358
+
R
1/2
LM358
+
R1
R2
V
O
V
ref
V
in
V
OH
V
O
V
OL
V
inL
=
R1
(V
OL
V
ref
)+ V
ref
V
inH
=
(V
OH
V
ref
) + V
ref
H =R1R1
(V
OH
V
OL
)
+
1/2
LM358
+
1/2
LM358
+
R
C
R2
R3
C1
100 k
R
C
R
C1
R2
100 k
V
in
V
ref
V
ref
V
ref
V
ref
Bandpass
Output
f
o
=
2
RC
R1 = QR
R2 =
R3 = T
N R2
C1 = 10 C
1
Notch Output
V
ref
=
V
CC
Hysteresis
1
V
inL
V
inH
V
ref
1/2
LM358
+
1/2
LM358
T
BP
= Center Frequency Gain
T
N
= Passband Notch Gain
R
C
R1
R2
R3
For:
f
o
Q
T
BP
T
N
= 1.0 kHz
= 10
= 1
= 1
= 160 k
= 0.001 F
= 1.6 M
= 1.6 M
= 1.6 M
Where:
MC1403
1/2
LM358
+
R1
V
CC
V
CC
V
O
2.5 V
R2
50 k
10 k
V
ref
V
ref
= 2
CC
5.0 k
R
C
R
C
+
1/2
LM358
V
O
2
RC
1
For: f
o
= 1.0 kHz
R = 16 k
C = 0.01 F
V
O
= 2.5 V (1 +R2)
1
V
CC
f
o
=
Figure 10. Voltage Reference
Figure 11. Wien Bridge Oscillator
Figure 12. High Impedance Differential Amplifier
Figure 13. Comparator with Hysteresis
Figure 14. Bi
Quad Filter
相關(guān)PDF資料
PDF描述
LM2591HVT-5.0 SIMPLE SWITCHER Power Converter 150 kHz 1A Step-Down Voltage Regulator
LM2591HVS-3.3 SIMPLE SWITCHER Power Converter 150 kHz 1A Step-Down Voltage Regulator
LM2591HVS-ADJ SIMPLE SWITCHER Power Converter 150 kHz 1A Step-Down Voltage Regulator
LM2591HVT-ADJ SIMPLE SWITCHER Power Converter 150 kHz 1A Step-Down Voltage Regulator
LM2591HVT-3.3 SIMPLE SWITCHER Power Converter 150 kHz 1A Step-Down Voltage Regulator
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM2581 制造商:NEC 功能描述:258 NEC'90 SMT TUBES N9F8A
LM258-1 制造商:NEC 功能描述:258 NEC'90 SMT TUBES N9F8A
LM2585S-12 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
LM2585S-12/NOPB 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
LM2585S-3.3 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT