參數(shù)資料
型號: MIC2072-2CQS
廠商: MICREL INC
元件分類: 電源管理
英文描述: USB Power Controller Advance Information
中文描述: 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16
封裝: QSOP-16
文件頁數(shù): 4/10頁
文件大?。?/td> 56K
代理商: MIC2072-2CQS
MIC2012
Absolute Maximum Ratings
(Note 1, Note 4)
Supply Voltage (V
IN,
V
MAIN,
V
AUX
) ...................
0.3V to 6V
EN1, EN2, S3# Input Pins................................
0.3V to 6V
FAULT#, OUT1, OUT2 Output Pins.................
0.3V to 6V
FAULT Output Current ...............................................25mA
ESD Rating,
Note 3
......................................................2kV
Micrel
MIC2012/2072
4
September 2000
Operating Ratings
(Note 2)
Supply Voltage (V
MAIN,
V
AUX
) ..................... +4.5V to +5.5V
Ambient Temperature (T
A
)...........................
0
°
C to +70
°
C
Junction Temperature (T
J
) ....................... Internally Limited
Package Thermal Resistance
QSOP
JA
) .......................................................163
°
C/W
SOIC
JA
) .........................................................160
°
C/W
Electrical Characteristics
V
MAIN
= 5V; AUX = 5V; T
A
= 25
°
C; unless noted
Symbol
Parameter
Condition
Min
Typ
Max
Units
V
MAIN
I
MAIN (ON)
MAIN Supply Voltage
4.5
5.0
5.5
V
MAIN Supply Current Switches On
Note 5
S3# = 1, no load
16
22
μ
A
I
MAIN (OFF)
MAIN Supply Current Switches Off
Note 5,
(MIC20x2-1, MIC20x2-2 only)
S3# = 1, no load
5
μ
A
I
LEAK
MAIN Reverse Leakage Current,
S3# = 0, both switches ON, V
MAIN
= 0V
10
+10
μ
A
V
AUX
I
AUX ON
AUX Supply Voltage
4.5
5.0
5.5
V
AUX Supply Current,
both switches on,
Note 5
No load
S3# = 0
.6
1
mA
I
AUX OFF
AUX Supply Current, switches
off. (MIC20x2-1, MIC20x2-2 only)
No load
S3# = 0
5
μ
A
V
UV/AUX
AUX Undervoltage Lockout
Threshold
V
AUX
increasing
V
AUX
decreasing
3.5
3.3
3.7
3.5
4.0
3.8
V
V
V
HYS
AUX Undervoltage Lockout
Hysteresis
200
mV
R
DSMAIN
R
DSAUX
I
LIMIT(MAIN)
MAIN On-Resistance, Each Output
S3# = 1, I
OUT
= 500mA
S3# = 0, I
OUT
= 100mA
S3# = 1, V
OUT
= 4.0V, ramped load
V
OUT
= 0V
S3# = 0, V
OUT
= 4.0V, ramped load
V
OUT
= 0V, C
OUT
= 100
μ
F
High-to-Low transition
100
140
m
AUX On-Resistance, Each Output
500
700
m
MAIN Current-Limit Threshold
0.5
1.25
A
MAIN Short-Circuit Current-Limit
0.5
1.25
A
I
LIMIT(AUX)
AUXCurrent-Limit Threshold
105
150
195
mA
AUX Short-Circuit Current-Limit
80
mA
V
TH
S3#, EN1, EN2. Input
Threshold Voltage
(EN1, EN2, for MIC20x2-x only)
.8
1.5
V
Low-to-High transition
1.7
2.0
V
V
HYS
EN1, EN2 and S3# Input Hysteresis
(EN1, EN2, for MIC20x2-x only)
200
mV
I
IN
S3#, EN1, EN2 Input Current
(EN1, EN2, for MIC20x2-x only)
V
S3/EN
= 5V, 0V
1
1
μ
A
I
OFF
OUT1, OUT2 Leakage Current
(MIC2012-x, MIC2072-x only)
Outputs are off, V
OUT
= 0
10
10
μ
A
Pull-Up Current During Latched
Output State (MIC2072-1, -2)
Outputs latched off
1
mA
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