参数资料
型号: MIC3975BMM
厂商: Micrel Inc
文件页数: 3/12页
文件大小: 0K
描述: IC REG LDO ADJ .75A 8-MSOP
标准包装: 100
稳压器拓扑结构: 正,可调式
输出电压: 1.24 V ~ 16 V
输入电压: 2.25 V ~ 16 V
电压 - 压降(标准): 0.3V @ 750mA
稳压器数量: 1
电流 - 输出: 750mA(最小)
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)
供应商设备封装: 8-MSOP
包装: 管件
MIC3975
Absolute Maximum Ratings (Note 1)
Supply Voltage (V IN ) .......................................–20V to +20V
Enable Voltage (V EN ) .................................................. +20V
Storage Temperature (T S ) ........................ –65°C to +150°C
Lead Temperature (soldering, 5 sec.) ........................ 260°C
ESD, Note 3
Electrical Characteristics (Note 12)
Micrel
Operating Ratings (Note 2)
Supply Voltage (V IN ) ................................... +2.25V to +16V
Enable Voltage (V EN ) .................................................. +16V
Maximum Power Dissipation (P D(max) ) ..................... Note 4
Junction Temperature (T J ) ........................ –40°C to +125°C
Package Thermal Resistance
MSOP-8 (θ JA ) ...................................................... 80°C/W
V IN = V OUT + 1V; V EN = 2.25V; T J = 25°C, bold values indicate –40°C ≤ T J ≤ +125°C; unless noted
Symbol Parameter Condition
Min
Typ
Max
Units
V OUT
ΔV OUT /ΔT
ppm/°C
Output Voltage
Line Regulation
Load Regulation
Output Voltage Temp. Coef?cient,
Note 5
10mA
10mA ≤ I OUT ≤ 750mA, V OUT + 1V ≤ V IN ≤ 8V
I OUT = 10mA, V OUT + 1V ≤ V IN ≤ 16V
V IN = V OUT + 1V, 10mA ≤ I OUT ≤ 750mA,
–1
–2
0.06
0.2
40
1
2
0.5
1
100
%
%
%
%
V DO
I GND
I OUT(lim)
Enable Input
V EN
Dropout Voltage, Note 6
Ground Current, Note 7
Current Limit
Enable Input Voltage
I OUT = 100mA, ΔV OUT = –1%
I OUT = 500mA, ΔV OUT = –1%
I OUT = 750mA, ΔV OUT = –1%
I OUT = 100mA, V IN = V OUT + 1V
I OUT = 500mA, V IN = V OUT + 1V
I OUT = 750mA, V IN = V OUT + 1V
V OUT = 0V, V IN = V OUT + 1V
logic low (off)
logic high (on)
2.25
140
225
300
400
4
7.5
1.8
200
250
500
15
2.5
0.8
mV
mV
mV
mV
μA
mA
mA
A
V
V
I EN
Enable Input Current
V EN = 2.25V
1
15
30
75
μA
μA
Flag Output
V EN = 0.8V
2
4
μA
μA
I FLG(leak)
V FLG(do)
Output Leakage Current
Output Low Voltage
V OH = 16V
V IN = 2.250V, I OL , = 250μA, Note 9
0.01
210
1
2
300
400
μA
μA
mV
mV
V FLG
Low Threshold
High Threshold
Hysteresis
% of V OUT
% of V OUT
93
1
99.2
%
%
%
February 2005
3
MIC3975
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