參數(shù)資料
型號： MIC2772-T3T3BML
廠商： MICREL INC
元件分類： 電源管理
英文描述： Dual Voltage Supervisor
中文描述： 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
封裝： 2 X 2 MM, MLF-8
文件頁數(shù)： 4/9頁
文件大?。?/td> 226K
代理商： MIC2772-T3T3BML
Micrel
MIC2772
Absolute Maximum Ratings
(1)
Supply Voltage, V
CC
...............................-0.3V to 6.0V
Input Voltage, /MR.......................-0.3V to V
CC
+ 0.3V
Input Voltage, /RESET ..........................-0.3V to 6.0V
Input Current (VCC, /MR)................................. 20mA
Output Current (/RESET) ................................ 20mA
Storage Temperature....................... -65
°
C to +150
°
C
ESD Rating (Note 3).............................................3kV
Operating Ratings
(2)
Supply Voltage...........................................1V to 5.5V
Input Voltage (/MR ).....................................0 to 5.5V
Input Voltage (/RESET ) ............................0 to +5.5V
Operating Temperature Range (T
A
)....-40
°
C to +85
°
C
Lead Temperature – Soldering, 10s.................300°C
Package Thermal Resistance (
θ
JA
)................93°C/W
Electrical Characteristics
For typical values, T
A
= 25
°
C, 2.5V
≤
VCC
n
≤
5.5V; values in bold are for 2.5V
≤
VCC
n
≤
5.5V, T
MIN
≤
T
A
≤
T
MAX
,
unless otherwise noted.
Symbol
Power Supply
I
DD
Parameter
Condition
Min
Typ
Max
Units
Supply Current
/MR1 = /MR2 = /RESET1 = /RESET2 =
open, VCC1
= VCC2 = 5.5V
/MR1 = /MR2 = /RESET1 = /RESET2 =
open, VCC1
= VCC2 = 3.6V
/MR1 = /MR2 = /RESET1 = /RESET2 =
open, VCCn = 0V, VCCm = 5.5V
/MR1 = /MR2 = /RESET1 = /RESET2 =
open, VCCn = 0V, VCCm = 3.6V
10
30
μA
10
20
μA
5
15
μA
5
10
μA
/RESETn OUTPUTS
V
THn
L voltage code
M voltage code
S voltage code
T voltage code
timeout code = 2
4.5
4.63
4.38
2.93
3.08
4.75
V
V
V
V
ms
V
4.25
4.50
2.85
3.00
Reset-voltage threshold
3.00
3.15
20
44
timeout code = 3
timeout code = 4
V
CCn
≥
4.25V, I
SINK
= 3.2mA
V
CCn
≥
2.5V, I
SINK
= 1.2mA
V
CCn
≥
1V, I
SINK
= 50
μ
A
/RESET not asserted
140
320
t
RESET
Reset Pulse Width
1100
2500
0.4
0.3
V
V
OL
/RESET Output Voltage Low
0.3
V
I
LEAK
Output leakage
±
1
μ
A
/MRn INPUTS
V
IH
Input Voltage, High
V
THn
> 4.0V
V
THn
< 4.0V
2.3
V
V
0.7*V
CC
V
IL
Input Voltage, Low
V
THn
> 4.0V
V
THn
< 4.0V
0.8
V
V
0.25*
VCC
April 2005
4
M9999-042605
(408) 955-1690
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