参数资料
型号: MIC2954-08YM TR
厂商: Micrel Inc
文件页数: 4/15页
文件大小: 0K
描述: IC REG LDO 5V/ADJ .25A 8SOIC
标准包装: 1
稳压器拓扑结构: 正,固定式或可调式
输出电压: 5V,1.24 V ~ 29 V
输入电压: 2 V ~ 30 V
电压 - 压降(标准): 0.375V @ 250mA
稳压器数量: 1
电流 - 输出: 250mA
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 标准包装
产品目录页面: 1096 (CN2011-ZH PDF)
其它名称: 576-1156-6
Micrel, Inc.
Absolute Maximum Ratings (1)
Supply Voltage (V IN ) ....................................... –20V to +60V
Feedback Voltage (V FB ) (14, 15) ........................ –1.5V to +26V
Shutdown Input Voltage (V SHDN ).................... –0.3V to +30V
Error Output Voltage (V ERR ) .......................... –0.3V to +30V
Power Dissipation (P D ) (4) ..........................Internally Limited
Lead Temperature (soldering, 5 sec.)........................ 260°C
MIC2954
Operating Ratings (2)
Supply Voltage (V IN )...................................... +2.0V to +30V
Junction Temperature (T J ) ........................ –40°C to +125°C
Package Thermal Resistance ( θ JC , θ JA ) (5)
Storage Temperature (T s ) ......................... –65°C to +150°C
ESD Rating (3)
Electrical Characteristics
MIC2954-07/08: V FB = V TAP ; V SNS = V OUT ; V SHDN ≤ 0.6V. All versions: V IN = 6V; I L = 1mA; C L = 2.2μF; T J = 25°C,
bold values indicate –40°C ≤ T J ≤ +125°C; Note 8 ; unless noted.
Symbol
V OUT
Parameter
Output Voltage
Condition
MIC2954-02/-07 (±0.5%)
MIC2954-02/-07 (±0.5%), 1mA ≤ I L ≤ 250mA
MIC2954-03/-08 (±1%)
Min
4.975
4.940
4.930
4.950
Typ
5.000
5.000
5.000
Max
5.025
5.060
5.070
5.050
Units
V
V
V
V
4.900
5.100
V
MIC2954-03/-08 (±1%), 1mA ≤ I L ≤ 250mA
4.880
5.000
5.120
V
? V OUT / ? T
? V OUT /V OUT
? V OUT /V OUT
V IN – V OUT
I GND
I GND(DO)
Output Voltage Temperature
Coefficient, Note 6
Line Regulation, Note 7
Load Regulation, Note 8
Dropout Voltage, Note 9
Ground Pin Current, Note 10
Ground Pin Current at Dropout,
Note 10
MIC2954-02/-07 (±0.5%)
MIC2954-03/-08 (±1%)
MIC2954-02/-07 (±0.5%), V IN = 6V to 26V
MIC2954-03/-08 (±1%), V IN = 6V to 26V
MIC2954-02/-07 (±0.5%), I L = 1 to 250mA
MIC2954-03/-08 (±1%), I L = 1 to 250mA
I L = 1mA
I L = 50mA
I L = 100mA
I L = 250mA
I L = 1mA
I L = 50mA
I L = 100mA
I L = 250mA
V IN = 4.5V
20
20
0.03
0.03
0.04
0.04
60
220
250
375
140
0.5
1.7
5
180
100
150
0.10
0.20
0.20
0.40
0.16
0.20
0.20
0.30
100
150
250
420
300
450
450
600
200
300
1
2
2.5
3.5
9
12
300
ppm/°C
ppm/°C
%/V
%/V
%/V
%/V
%/V
%/V
%/V
%/V
mV
mV
mV
mV
mV
mV
mV
mV
μA
μA
mA
mA
mA
mA
mA
mA
μA
September 2007
4
M9999-090607
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