参数资料
型号: LT1795IFE#TR
厂商: Linear Technology
文件页数: 2/12页
文件大小: 0K
描述: IC AMP CURR FEEDBCK DUAL 20TSSOP
标准包装: 2,500
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-TSSOP(0.173",4.40mm 宽)裸露焊盘
供应商设备封装: 20-TSSOP-EP
包装: 带卷 (TR)
10
LT1795
1795fa
SW Package
20-Lead Plastic Small Outline (Wide .300 Inch)
(Reference LTC DWG # 05-08-1620)
Figure 9 shows the effect of the network on a 200pF load.
Without the optional compensation, there is a 6dB peak at
85MHz caused by the effect of the capacitance on the
output stage. Adding a 0.01
F bypass capacitor between
the output and the COMP pins connects the compensation
APPLICATIONS INFORMATION
WU
U
Figure 9
FREQUENCY (MHz)
1
VOLTAGE
GAIN
(dB)
14
12
10
8
6
4
2
0
–2
–4
–6
10
100
1795 F09
VS = ±15V
CL = 200pF
RF = 3.4k
NO
COMPENSATION
RF = 1k
COMPENSATION
RF = 3.4k
COMPENSATION
PACKAGE DESCRIPTIO
U
and greatly reduces the peaking. A lower value feedback
resistor can now be used, resulting in a response which is
flat to
±1dB to 45MHz. The network has the greatest effect
for CL in the range of 0pF to 1000pF.
Although the optional compensation works well with
capacitive loads, it simply reduces the bandwidth when it
is connected with resistive loads. For instance, with a 25
load, the bandwidth drops from 48MHz to 32MHz when
the compensation is connected. Hence, the compensation
was made optional. To disconnect the optional compensa-
tion, leave the COMP pin open.
DEMO BOARD
A demo board (DC261A) is available for evaluating the
performence of the LT1795. The board is configured as a
differential line driver/receiver suitable for xDSL applica-
tions. For details, consult your local sales representative.
S20 (WIDE) 0502
NOTE 3
.496 – .512
(12.598 – 13.005)
NOTE 4
20
N
19
18
17
16
15
14
13
1
23
4
5
6
78
.394 – .419
(10.007 – 10.643)
910
N/2
11
12
.037 – .045
(0.940 – 1.143)
.004 – .012
(0.102 – 0.305)
.093 – .104
(2.362 – 2.642)
.050
(1.270)
BSC
.014 – .019
(0.356 – 0.482)
TYP
0
° – 8° TYP
NOTE 3
.009 – .013
(0.229 – 0.330)
.016 – .050
(0.406 – 1.270)
.291 – .299
(7.391 – 7.595)
NOTE 4
× 45°
.010 – .029
(0.254 – 0.737)
.420
MIN
.325
±.005
RECOMMENDED SOLDER PAD LAYOUT
.045
±.005
N
1
2
3
N/2
.050 BSC
.030
±.005
TYP
.005
(0.127)
RAD MIN
INCHES
(MILLIMETERS)
NOTE:
1. DIMENSIONS IN
2. DRAWING NOT TO SCALE
3. PIN 1 IDENT, NOTCH ON TOP AND CAVITIES ON THE BOTTOM OF PACKAGES ARE THE MANUFACTURING OPTIONS.
THE PART MAY BE SUPPLIED WITH OR WITHOUT ANY OF THE OPTIONS
4. THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED .006" (0.15mm)
相关PDF资料
PDF描述
LT1797IS5#TRMPBF IC OPAMP 10MHZ RRIO TSOT-23-5
LT1806CS8#TRPBF IC OPAMP R-R IN/OUT SNGL 8-SOIC
LT1880CS5#TRPBF IC OPAMP PICO/IN RR/OUT TSOT23-5
LT1881AIS8#TR IC OPAMP DUAL R-R PICO/IN 8SOIC
LT1884AIS8#TR IC OPAMP DUAL R-R PICO/IN 8SOIC
相关代理商/技术参数
参数描述
LT1795ISW 功能描述:IC AMP CURR FEEDBACK DUAL 20SOIC RoHS:否 类别:集成电路 (IC) >> Linear - Amplifiers - Instrumentation 系列:- 标准包装:150 系列:- 放大器类型:音频 电路数:2 输出类型:- 转换速率:5 V/µs 增益带宽积:12MHz -3db带宽:- 电流 - 输入偏压:100nA 电压 - 输入偏移:500µV 电流 - 电源:6mA 电流 - 输出 / 通道:50mA 电压 - 电源,单路/双路(±):4 V ~ 32 V,±2 V ~ 16 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-TSSOP(0.173",4.40mm 宽) 供应商设备封装:8-TSSOP 包装:管件
LT1795ISW#PBF 功能描述:IC AMP CURR FEEDBACK DUAL 20SOIC RoHS:是 类别:集成电路 (IC) >> Linear - Amplifiers - Instrumentation 系列:- 标准包装:150 系列:- 放大器类型:音频 电路数:2 输出类型:- 转换速率:5 V/µs 增益带宽积:12MHz -3db带宽:- 电流 - 输入偏压:100nA 电压 - 输入偏移:500µV 电流 - 电源:6mA 电流 - 输出 / 通道:50mA 电压 - 电源,单路/双路(±):4 V ~ 32 V,±2 V ~ 16 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-TSSOP(0.173",4.40mm 宽) 供应商设备封装:8-TSSOP 包装:管件
LT1795ISW#TR 功能描述:IC AMP CURR FEEDBACK DUAL 20SOIC RoHS:否 类别:集成电路 (IC) >> Linear - Amplifiers - Instrumentation 系列:- 标准包装:150 系列:- 放大器类型:音频 电路数:2 输出类型:- 转换速率:5 V/µs 增益带宽积:12MHz -3db带宽:- 电流 - 输入偏压:100nA 电压 - 输入偏移:500µV 电流 - 电源:6mA 电流 - 输出 / 通道:50mA 电压 - 电源,单路/双路(±):4 V ~ 32 V,±2 V ~ 16 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-TSSOP(0.173",4.40mm 宽) 供应商设备封装:8-TSSOP 包装:管件
LT1795ISW#TRPBF 功能描述:IC AMP CURR FEEDBACK DUAL 20SOIC RoHS:是 类别:集成电路 (IC) >> Linear - Amplifiers - Instrumentation 系列:- 标准包装:150 系列:- 放大器类型:音频 电路数:2 输出类型:- 转换速率:5 V/µs 增益带宽积:12MHz -3db带宽:- 电流 - 输入偏压:100nA 电压 - 输入偏移:500µV 电流 - 电源:6mA 电流 - 输出 / 通道:50mA 电压 - 电源,单路/双路(±):4 V ~ 32 V,±2 V ~ 16 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-TSSOP(0.173",4.40mm 宽) 供应商设备封装:8-TSSOP 包装:管件
LT1795ISWTR 制造商:LT 功能描述:*