參數(shù)資料
型號: MIC2075-1BMM
廠商: MICREL INC
元件分類: 電源管理
英文描述: 71-148810-98P
中文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
封裝: MSOP-8
文件頁數(shù): 3/16頁
文件大?。?/td> 138K
代理商: MIC2075-1BMM
March 2000
3
MIC2025/2075
MIC2025/2075
Absolute Maximum Ratings
(Note 1)
Supply Voltage (V
IN
) ........................................
0.3V to 6V
Fault Flag Voltage (V
FLG
)..............................................+6V
Fault Flag Current (I
FLG
) ............................................25mA
Output Voltage (V
OUT
) ..................................................+6V
Output Current (I
OUT
)............................... Internally Limited
Enable Input (I
EN
).....................................
0.3V to V
IN
+3V
Storage Temperature (T
S
) .......................
65
°
C to +150
°
C
ESD Rating,
Note 3
Micrel
Electrical Characteristics
V
IN
= +5V; T
A
= 25
°
C,
bold
values indicate
40
°
C
T
A
+85
°
C; unless noted
Symbol
Parameter
Condition
Min
Typ
Max
Units
I
DD
Supply Current
MIC20x5-1, V
EN
0.8V,
(switch off),
OUT = open
0.75
5
μ
A
MIC20x5-2, V
EN
2.4V,
(switch off),
OUT = open
0.75
5
μ
A
MIC20x5-1, V
EN
2.4V,
(switch on),
OUT = open
160
μ
A
MIC20x5-2, V
EN
0.8V,
(switch on),
OUT = open
160
μ
A
V
EN
Enable Input Voltage
low-to-high transition
2.1
2.4
V
high-to-low transition
0.8
1.9
V
Enable Input Hysteresis
200
mV
I
EN
Enable Input Current
V
EN
= 0V to 5.5V
1
0.01
1
μ
A
Control Input Capacitance
1
pF
R
DS(on)
Switch Resistance
V
IN
= 5V, I
OUT
= 500mA
V
IN
= 3.3V, I
OUT
= 500mA
MIC2025/2075 (output off)
90
140
m
100
160
m
Output Leakage Current
10
μ
A
OFF Current in Latched
Thermal Shutdown
MIC2075
(during thermal shutdown state)
50
μ
A
t
ON
t
R
t
OFF
t
F
I
LIMIT
Output Turn-On Delay
R
L
= 10
, C
L
= 1
μ
F, see
Timing Diagrams
R
L
= 10
, C
L
= 1
μ
F, see
Timing Diagrams
R
L
= 10
, C
L
= 1
μ
F, see
Timing Diagrams
R
L
= 10
, C
L
= 1
μ
F, see
Timing Diagrams
V
OUT
= 0V, enabled into short-circuit.
ramped load applied to output,
Note 4
1
2.5
6
ms
Output Turn-On Rise Time
0.5
2.3
5.9
ms
Output Turnoff Delay
50
100
μ
s
Output Turnoff Fall Time
50
100
μ
s
Short-Circuit Output Current
0.5
0.7
1.25
A
Current-Limit Threshold
0.85
1.25
A
Short-Circuit Response Time
V
OUT
= 0V to I
OUT
= I
LIMIT
(Short applied to output)
24
μ
s
t
D
Overcurrent Flag Response
Delay
V
IN
= 5V, apply V
OUT
= 0V until FLG low
V
IN
= 3.3V, apply V
OUT
= 0V until FLG low
V
IN
rising
V
IN
falling
1.5
3
7
ms
1.5
3
8
ms
Undervoltage Lockout
Threshold
2.2
2.5
2.7
V
2.0
2.3
2.5
V
Operating Ratings
(Note 2)
Supply Voltage (V
IN
) ................................... +2.7V to +5.5V
Ambient Temperature (T
A
).........................
40
°
C to +85
°
C
Junction Temperature (T
J
) ....................... Internally Limited
Thermal Resistance
SOP (
θ
JA
) ..........................................................160
°
C/W
MSOP(
θ
JA
) ........................................................206
°
C/W
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