参数资料
型号: MIC5255-2.5BM5 TR
厂商: Micrel Inc
文件页数: 4/13页
文件大小: 0K
描述: IC REG LDO 2.5V .15A SOT23-5
标准包装: 3,000
稳压器拓扑结构: 正,固定式
输出电压: 2.5V
输入电压: 2.7 V ~ 6 V
电压 - 压降(标准): 0.135V @ 150mA
稳压器数量: 1
电流 - 输出: 150mA
电流 - 限制(最小): 160mA
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: SC-74A,SOT-753
供应商设备封装: SOT-23-5
包装: 带卷 (TR)
其它名称: MIC5255-2.5BM5TR
MIC5255-2.5BM5TR-ND
Micrel, Inc.
Absolute Maximum Ratings (1)
Supply Voltage (V IN ) ............................................. 0V to +7V
Enable Voltage (V EN )............................................ 0V to +7V
Power Dissipation (P D ) ........................... Internally Limited (3)
Junction Temperature (T J ) ........................ –40°C to +125°C
Storage Temperature (T s ) ......................... –60°C to +150°C
Lead Temperature (soldering, 5 sec.)........................ 260°C
EDS Rating (4) .................................................................. 2kV
MIC5255
Operating Ratings (2)
Supply Voltage (V IN )........................................ +2.7V to +6V
Enable Voltage (V EN ).............................................. 0V to V IN
Junction Temperature (T J ) ........................ –40°C to +125°C
Thermal Resistance
SOT23-5 ( θ JA ) ..................................................235°C/W
2x2 MLF-6 ( θ JA ) .................................................90°C/W
Electrical Characteristics (5)
V IN = V OUT + 1V, V EN = V IN ; I OUT = 100μA; T J = 25°C, bold values indicate –40°C ≤ T J ≤ +125°C; unless noted.
Symbol
Parameter
Condition
Min
Typ
Max
Units
V O
? V LNR
Output Voltage Accuracy
Line Regulation
I OUT = 100μA
V IN = V OUT + 1V to 6V
–1
–2
0.02
1
2
0.05
%
%
%/V
Dropout Voltage
? V LDR
V IN – V OUT
Load Regulation
(7)
I OUT = 0.1mA to 150mA
I OUT = 100μA
(6)
1.5
0.1
2.5
5
%
mV
I OUT = 100mA
I OUT = 150mA
90
135
150
200
250
mV
mV
mV
I Q
Quiescent Current
V EN ≤ 0.4V (shutdown)
0.2
1
μA
I GND
Ground Pin Current
(8)
I OUT = 0mA
90
150
μA
I OUT = 150mA
117
μA
PSRR
Ripple Rejection
f = 10Hz, C OUT = 1.0μF, C BYP = 0.01μF
f = 100Hz, V IN = V OUT +1
f = 10kHz, V IN = V OUT +1
60
60
50
dB
dB
dB
I LIM
e n
Current Limit
Output Voltage Noise
V OUT = 0V
C OUT = 1.0μF, C BYP = 0.01μF,
f = 10Hz to 100kHz
160
425
30
mV
μV(rms)
Enable Input
V IL
V IH
I EN
Enable Input Logic-Low Voltage
Enable Input Logic-High Voltage
Enable Input Current
V IN = 2.7V to 5.5V, regulator shutdown
V IN = 2.7V to 5.5V, regulator enabled
V IL ≤ 0.4V, regulator shutdown
1.6
0.01
0.4
V
V
μA
Shutdown Resistance Discharge
Thermal Protection
V IH ≥ 1.6V, regulator enabled
0.01
500
μA
?
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
November 2006
4
150
10
°C
°C
M9999-110906
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