参数资料
型号: LT6100CDD#TRPBF
厂商: Linear Technology
文件页数: 4/16页
文件大小: 0K
描述: IC AMP CURRENT SENSE 8DFN
标准包装: 2,500
放大器类型: 电流检测
电路数: 1
转换速率: 0.05 V/µs
-3db带宽: 150kHz
电压 - 输入偏移: 80µV
电流 - 电源: 60µA
电流 - 输出 / 通道: 15mA
电压 - 电源,单路/双路(±): 2.7 V ~ 36 V,±1.35 V ~ 18 V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 8-WFDFN 裸露焊盘
供应商设备封装: 8-DFN-EP(3x3)
包装: 带卷 (TR)
LT6100
12
6100fc
applicaTions inForMaTion
Low Sense Voltage Operation
Figure 4 shows the simplest circuit configuration in which
the LT6100 may be used. While VOUT (output voltage)
increases with positive sense current, at VSENSE = 0V,
the LT6100’s buffered output can only swing as low as
VOL = 15mV. The accuracy at small sense voltages can be
improved by selecting higher gain. When gain of 50V/V
is selected, as shown in Figure 7, VOUT leaves the clipped
region for a positive VSENSE greater than 1mV compared
to 2.5mV for gain of 10V/V (see Figure 6).
OUTPUT
VEE
OUT
6100 F04
RSENSE
LT6100
8
1
VS–
VS+
A4
2
VCC
A2
3
4
7
C2
0.1F
C1
0.1F
3V
6
5
FIL
TO LOAD
+
5V
+
+
SENSE VOLTAGE (VS+ – VS–) (mV)
0
OUTPUT
VOLTAGE
(V)
0.6
0.8
1.0
90
150
6100 F05
0.4
0.2
0
30
60
120
1.2
1.4
1.6
VS = 4.4V TO 48V
VCC = 3V
AV = 10V/V
TA = 25°C
Figure 4. LT6100 Load Current Monitor
Figure 5. Output Voltage vs VSENSE
SENSE VOLTAGE (VS+ – VS–) (mV)
0
OUTPUT
VOLTAGE
(V)
0.15
0.20
0.25
15
25
6100 F06
0.10
0.05
0
5
10
20
0.30
0.35
0.40
30
VS = 4.4V TO 48V
VCC = 3V
AV = 10V/V
TA = 25°C
SENSE VOLTAGE (VS+ – VS–) (mV)
0
OUTPUT
VOLTAGE
(V)
0.2
0.6
0.8
1.0
20
1.8
6100 F07
0.4
10
5
25
15
30
1.2
1.4
1.6
VS = 4.4V TO 48V
VCC = 3V
AV = 50V/V
TA = 25°C
Figure 6. Expanded View of Output Voltage vs VSENSE, AV = 10V/V
Figure 7. Expanded View of Output Voltage vs VSENSE, AV = 50V/V
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