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LM2925T PDF预览

LM2925T

更新时间: 2024-01-08 11:18:04
品牌 Logo 应用领域
美国国家半导体 - NSC 稳压器
页数 文件大小 规格书
8页 226K
描述
Low Dropout Regulator with Delayed Reset

LM2925T 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
包装说明:, SIP5,.1,67TBReach Compliance Code:unknown
风险等级:5.92可调性:FIXED
标称回动电压 1:0.8 V最大绝对输入电压:26 V
JESD-609代码:e0最大电网调整率:0.05%
最大负载调整率:0.05%输出次数:1
端子数量:5工作温度TJ-Max:150 °C
工作温度TJ-Min:-40 °C最大输出电流 1:0.5 A
标称输出电压 1:5 V封装主体材料:PLASTIC/EPOXY
封装等效代码:SIP5,.1,67TB认证状态:Not Qualified
子类别:Other Regulators表面贴装:NO
技术:BIPOLAR端子面层:Tin/Lead (Sn/Pb)
端子节距:1.7 mm端子位置:SINGLE
最大电压容差:5%

LM2925T 数据手册

 浏览型号LM2925T的Datasheet PDF文件第1页浏览型号LM2925T的Datasheet PDF文件第3页浏览型号LM2925T的Datasheet PDF文件第4页浏览型号LM2925T的Datasheet PDF文件第5页浏览型号LM2925T的Datasheet PDF文件第6页浏览型号LM2925T的Datasheet PDF文件第7页 
Absolute Maximum Ratings (Note 1)  
If Military/Aerospace specified devices are required,  
please contact the National Semiconductor Sales Office/  
Distributors for availability and specifications.  
Internal Power Dissipation (Note 2)  
Operating Temperature Range  
Maximum Junction Temperature  
Storage Temperature Range  
Lead Temperature  
Internally Limited  
−40˚C to + 125˚C  
150˚C  
−65˚C to + 150˚C  
Input Voltage  
(Soldering, 10 seconds)  
260˚C  
Operating Range  
26V  
60V  
ESD rating is to be determined  
Overvoltage Protection  
VOUT  
Electrical Characteristics  
=
=
=
=
VIN 14V, C2 10 µf, IO 500 mA, TJ 25˚C (Note 4) (unless otherwise specified)  
Parameter  
Conditions  
Min  
Typ  
Max  
Units  
(Note 3)  
Output Voltage  
6VVIN 26V, IO 500 mA,  
−40˚CTJ +125˚C  
V
4.75  
5.00  
4
5.25  
25  
=
Line Regulation  
9V VIN 16V, IO 5 mA  
mV  
mV  
mV  
mΩ  
=
6V VIN 26V, IO 5 mA  
10  
50  
Load Regulation  
5 mA IO 500 mA  
500 mADC and 10 mArms,  
100 Hz-10 kHz  
10  
50  
Output Impedance  
200  
Quiescent Current  
IO 10 mA  
3
40  
mA  
=
IO 500 mA  
100  
0.6  
mA  
=
IO 750 mA  
90  
mA  
Output Noise Voltage  
Long Term Stability  
Ripple Rejection  
10 Hz-100 kHz  
100  
20  
µVrms  
mV/1000 hr  
=
fo 120 Hz  
66  
dB  
V
=
Dropout Voltage  
IO 500 mA  
0.45  
0.82  
1.2  
31  
=
IO 750 mA  
V
Current Limit  
0.75  
26  
A
Maximum Operational  
Input Voltage  
V
Maximum Line Transient  
Reverse Polarity Input  
Voltage, DC  
VO 5.5V  
60  
70  
V
V
VO − 0.6V, 10Load  
−15  
−30  
Reverse Polarity Input  
Voltage, Transient  
1% Duty Cycle, τ ≤ 100 ms,  
10Load  
−50  
−80  
V
Reset Output  
Electrical Characteristics  
=
=
=
VIN 14V, C3 0.1 µF, TA 25˚C (Note 4) (unless otherwise specified)  
Parameter Conditions  
Min  
Typ  
Max  
Units  
(Note 3)  
Reset Voltage  
Output Low  
Output High  
=
=
ISINK 1.6 mA, VIN 35V  
0.3  
5.0  
30  
0.6  
5.5  
V
V
=
ISOURCE  
0
4.5  
Reset Internal Pull-up Resistor  
Reset Output Current Limit  
VOUT Threshold  
kΩ  
mA  
V
=
VRESET 1.2 V  
5
4.5  
12  
=
Delay Time  
C3 .005 µF  
ms  
ms  
s
=
C3 0.1 µF  
150  
250  
12  
300  
=
C3 4.7 µF tantalum  
www.national.com  
2

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