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位置:首页 > IC型号导航 > 首字符L型号页 > 首字符L的型号第230页 > LT1787 > LT1787 PDF资料 > LT1787 PDF资料2第3页
LT1787/LT1787HV
电气特性
符号
参数
输入失调电压( MS8 )
(注5 )
表示哪个应用在温度范围为0 ℃的规格
T
A
70 ° C,否则,规格在T
A
= 25°C.
总供给= (V
S –
– V
EE
) = 2.5V至36V ( LT1787C ) , 2.5V至60V ( LT1787HVC )除非另有规定。
条件
I
OUT
= 0, V
S
供应= 5V
0°C
T
A
70°C
I
OUT
= 0( LT1787 )
0°C
T
A
70°C
I
OUT
= 0( LT1787HV )
0°C
T
A
70°C
– 125
– 230
– 150
– 250
– 150
– 250
0.5
4
典型值
±40
最大
125
230
150
250
150
250
2
600
1080
1000
1840
单位
V
V
V
V
V
V
μV/°C
nA
V
V
V
V
μA / V
V
OS
TC
I
OUT ( O)
V
OUT ( O)
V温度COEF网络cient
OS
空载输出电流误差
空载输出电压误差
(S8)
空载输出电压误差
(MS8)
V
S
供应= 5V (注6 )
V
SENSE
= 0V
V
SENSE
= 0V, V
S
供应= 5V
0°C
T
A
70°C
V
SENSE
= 0V, V
S
供应= 5V
0°C
T
A
70°C
±V
SENSE
=为10mV , 50mV时为100mV , 150mV的, 250mV的,
V
S
供给=总电源+ | V
SENSE
|
±V
SENSE
= 100mV的,V
S
供应= 5V
±V
SENSE
= 100mV的,V
S
供应= 5V
V
SENSE
= 0V, V
S
供应= 2.5V至36V ( LT1787 )
V
SENSE
= 0V, V
S
供应= 2.5V至60V ( LT1787HV )
–600
– 1080
– 1000
– 1840
400
g
m
A
V
V
S
PSRR
Tranconductance ,我
OUT
/ V
SENSE
增益,V
OUT
/ V
SENSE
输出电压增益误差
V
S
电源抑制比
7.76
–3
120
120
100
100
100
100
8
1
135
135
130
130
130
130
10
50
60
±50
V
BIAS
±1.024
8.24
3
V/V
%
dB
dB
dB
dB
dB
dB
V
EE
PSRR负电源抑制比V
SENSE
= 0V, V
S
供应= 15V ,V
BIAS
= 0V,
V
EE
= - 1V至 - 15V ( LT1787 )
V
SENSE
= 0V, V
S
供应= 40V ,V
BIAS
= 0V,
V
EE
= - 1V至 - 15V ( LT1787HV )
V
OS
V
BIAS
I
S + ( O)
I
S-( O)
I
EE ( O)
I
OUT
V
OUT
V
OMIN
改变输入偏移电压
并且更改V
BIAS
电压
正输入检测电流
负输入检测电流
负电源电流
输出电流
输出电压
纹波抑制
最小输出电压
V
SENSE
= 0V, V
S
供应= 36V ,V
BIAS
= 0.5V至25V ( LT1787 )
V
SENSE
= 0V, V
S
供应= 60V ,V
BIAS
= 0.5V至25V ( LT1787HV )
V
SENSE
= 0V
V
SENSE
= 0V
V
SENSE
= 0V
V
SENSE
=
±128mV
V
SENSE
=
±128mV,
V
S
+
3.3V
20
100
120
A
A
A
A
V
dB
V
S+
= V
S–
= 20V,
V
S
供应= 1V , F = 1kHz时
V
SENSE
= 0V, V
BIAS
= 0V
V
SENSE
= V
S+
– V
S–
= -128mV ,V
BIAS
= 0V
V
SENSE
= 0V, V
BIAS
= 0V
V
SENSE
= V
S+
– V
S–
= -128mV ,V
BIAS
= 0V
80
88
30
10
45
49
50
55
60
65
54
59
64
69
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
V
k
k
30
10
32
38
43
49
单极性输出
饱和电压
V
SENSE
=为2mV ,V
BIAS
= 0V
V
SENSE
= 4mV的,V
BIAS
= 0V
V
SENSE
=为5mV ,V
BIAS
= 0V
V
SENSE
=为6mV ,V
BIAS
= 0V
V
SENSE
=为2mV ,V
BIAS
= 0V
V
SENSE
= 4mV的,V
BIAS
= 0V
V
SENSE
=为5mV ,V
BIAS
= 0V
V
SENSE
=为6mV ,V
BIAS
= 0V
32
38
43
49
V
S +
– 0.75
1.25
20
V
OMAX
R
OUT
最大输出电压
引脚1到引脚2 ,引脚7 8针
引脚5到6针
输出电阻
R
G1A,
R
G2A
输入增益设置电阻
1787fc
3

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