参数资料
型号: LT1795ISW#TRPBF
厂商: Linear Technology
文件页数: 7/12页
文件大小: 0K
描述: IC AMP CURR FEEDBACK DUAL 20SOIC
标准包装: 1,000
放大器类型: 电流反馈
电路数: 2
转换速率: 900 V/µs
-3db带宽: 65MHz
电流 - 输入偏压: 10µA
电压 - 输入偏移: 3000µV
电流 - 电源: 29mA
电流 - 输出 / 通道: 1A
电压 - 电源,单路/双路(±): ±5 V ~ 15 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-SOIC(0.295",7.50mm 宽)
供应商设备封装: 20-SO
包装: 带卷 (TR)
4
LT1795
1795fa
TYPICAL PERFOR A CE CHARACTERISTICS
UW
SHDN Pin Current vs Voltage
TEMPERATURE (
°C)
–50
40
35
30
25
20
15
10
5
0
25
75
LT1795 G01
–25
0
50
100
125
SUPPLY
CURRENT
PER
AMPLIFIER
(mA)
RSD = 0
RSD = 51k
VS = ±15V
AV = 1
RL = ∞
TEMPERATURE (
°C)
–50
OUTPUT
SATURATION
VOLTAGE
(V)
V+
–1
–2
–3
–4
4
3
2
1
V
0
50
75
LT1795 G02
–25
25
100
125
VS = ±15V
RL = 2k
RL = 25
RL = 2k
TEMPERATURE (
°C)
–50
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
25
75
LT1795 G03
–25
0
50
100
125
OUTPUT
SHORT-CIRCUIT
CURRENT
(A)
SINKING
SOURCING
VS = ±15V
Supply Current vs Ambient
Temperature
VOLTAGE APPLIED AT SHDN PIN (V)
0
1
2
3
4
5
CURRENT
INTO
SHDN
PIN
(mA)
1795 G04
0.6
0.5
0.4
0.3
0.2
0.1
0
VS = ±15V
VSHDNREF = 0V
Output Saturation Voltage vs
Junction Temperature
Output Short-Circuit Current vs
Junction Temperature
FREQUENCY (Hz)
10k
–40
–50
–60
–70
–80
–90
–100
100k
1M
LT1795 G05
IQ = 5mA
IQ = 10mA
IQ = 15mA
IQ = 20mA
AV = 2 DIFFERENTIAL
VOUT = 20VP-P
VS = ±15V
RLOAD = 50
IQ PER AMPLIFIER
DISTORTION
(dBc)
FREQUENCY (Hz)
DISTORTION
(dBc)
10k
–40
–50
–60
–70
–80
–90
–100
100k
1M
LT1795 G06
IQ = 10mA
IQ = 15mA
IQ = 20mA
AV = 2 DIFFERENTIAL
VOUT = 20VP-P
VS = ±15V
RLOAD = 50
IQ PER AMPLIFIER
IQ = 5mA
Second Harmonic Distortion vs
Frequency
Third Harmonic Distortion vs
Frequency
SMALL-SIGNAL BANDWIDTH
U
W
–3dB BW
AV
RF
RG
(MHz)
–1
976
30
1
1.15k
32
2
976
32
10
649
72
27
RSD = 0, IS = 30mA per Amplifer, VS = ±15V,
Peaking
≤ 1dB, RL = 25
–3dB BW
AV
RF
RG
(MHz)
–1
976
44
1
1.15k
53
2
976
48
10
649
72
46
RSD = 51k, IS = 15mA per Amplifer, VS = ±15V,
Peaking
≤ 1dB, RL = 25
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