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BUF634T

更新时间: 2024-02-01 21:42:09
品牌 Logo 应用领域
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页数 文件大小 规格书
11页 200K
描述
250mA HIGH-SPEED BUFFER

BUF634T 技术参数

生命周期:TransferredReach Compliance Code:unknown
风险等级:5.56Is Samacsys:N
放大器类型:BUFFER最大平均偏置电流 (IIB):2 µA
标称带宽 (3dB):180 MHz最大输入失调电压:100000 µV
JESD-30 代码:R-PDSO-G8负供电电压上限:-18 V
标称负供电电压 (Vsup):-15 V功能数量:1
端子数量:8最高工作温度:85 °C
最低工作温度:-40 °C封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE认证状态:Not Qualified
标称压摆率:2000 V/us供电电压上限:18 V
标称供电电压 (Vsup):15 V表面贴装:YES
温度等级:INDUSTRIAL端子形式:GULL WING
端子位置:DUALBase Number Matches:1

BUF634T 数据手册

 浏览型号BUF634T的Datasheet PDF文件第5页浏览型号BUF634T的Datasheet PDF文件第6页浏览型号BUF634T的Datasheet PDF文件第7页浏览型号BUF634T的Datasheet PDF文件第8页浏览型号BUF634T的Datasheet PDF文件第10页浏览型号BUF634T的Datasheet PDF文件第11页 
HIGH FREQUENCY APPLICATIONS  
capacitors at the device pins in parallel with solid tantalum  
10µF capacitors. Source resistance will affect high-frequency  
peaking and step response overshoot and ringing. Best  
response is usually achieved with a series input resistor of  
25to 200, depending on the signal source. Response  
with some loads (especially capacitive) can be improved  
with a resistor of 10to 150in series with the output.  
The BUF634’s excellent bandwidth and fast slew rate make it  
useful in a variety of high frequency open-loop applications.  
When operated open-loop, circuit board layout and bypassing  
technique can affect dynamic performance.  
For best results, use a ground plane type circuit board layout  
and bypass the power supplies with 0.1µF ceramic chip  
V+  
OP AMP  
RECOMMENDATIONS  
OPA177, OPA1013  
OPA111, OPA2111  
OPA121, OPA234(1)  
OPA130(1)  
Use Low IQ mode. G = 1 stable.  
(1)  
C1  
,
VO  
OPA27, OPA2107  
OPA602, OPA131(1)  
Low IQ mode is stable. Increasing CL may cause  
excessive ringing or instability. Use Wide BW mode.  
OPA  
BUF634  
VIN  
BW  
OPA627, OPA132(1)  
OPA637, OPA37  
Use Wide BW mode, C1 = 200pF. G = 1 stable.  
Use Wide BW mode. These op amps are not G = 1  
stable. Use in G > 4.  
NOTE: (1) C1 not required  
for most common op amps.  
Use with unity-gain stable  
high speed op amps.  
Wide BW mode  
(if required)  
V–  
NOTE: (1) Single, dual, and quad versions.  
FIGURE 4. Boosting Op Amp Output Current.  
V+  
G = +21  
250Ω  
5kΩ  
Drives headphones  
or small speakers.  
1µF  
OPA132  
BUF634  
VIN  
BW  
RL = 100Ω  
THD+N  
0.015%  
0.02%  
f
100kΩ  
1kHz  
20kHz  
V–  
FIGURE 5. High Performance Headphone Driver.  
IO = ±200mA  
VIN  
±2V  
C(1)  
+24V  
+
12V  
10k  
10kΩ  
OPA177  
BUF634  
+
pseudo  
ground  
Valve  
10µF  
BUF634  
C(1)  
+
12V  
10  
NOTE: (1) System bypass capacitors.  
FIGURE 6. Pseudo-Ground Driver.  
FIGURE 7. Current-Output Valve Driver.  
10k  
10kΩ  
1kΩ  
9kΩ  
1/2  
OPA2234  
1/2  
OPA2234  
BUF634  
Motor  
BUF634  
VIN  
±1V  
±20V  
at 250mA  
FIGURE 8. Bridge-Connected Motor Driver.  
®
9
BUF634  

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