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參數(shù)資料
| 型號： | MIC2077-2YWMTR |
| 廠商： | MICREL INC |
| 元件分類： | 電源管理 |
| 英文描述： | 4-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16 |
| 封裝： | 0.300 INCH, LEAD FREE, SOIC-16 |
| 文件頁數(shù)： | 12/17頁 |
| 文件大?。?/td> | 1388K |
| 代理商： | MIC2077-2YWMTR |
Micrel, Inc.
MIC2027/2077
September 2006
4
M9999-091506
Absolute Maximum Ratings
(1)
Supply Voltage (VIN) ............................................ –0.3V +6V
Fault Flag Voltage (VFLG)................................................+6V
Fault Flag Current (IFLG) ..............................................25mA
Output Voltage (VOUT) ....................................................+6V
Output Current (IOUT) .................................Internally Limited
Enable Input (IEN) .......................................... –0.3V VIN +3V
Lead Temperature (soldering, 5sec.) ......................... 260°C
Storage Temperature (TS).........................–65°C to +150°C
EDS Rating
(3).................................................................. 1kV
Operating Ratings
(2)
Supply voltage (VIN) ..................................... +2.7V to +5.5V
Ambient Temperature (TA) .......................... –40°C to +85°C
Junction Thermal Range(TJ) ..................... Internally Limited
Thermal Resistance
[300 mil] Wide SOIC (
θ
JA)................................ 120°C/W
[150 mil] SOIC (
θ
JA) ......................................... 112°C/W
DIP (
θ
JA) .......................................................... 130°C/W
Electrical Characteristics
VIN = +5V; TA = 25°C, bold values indicate –40°C< TA < +85°C, unless noted.
Symbol
Parameter
Condition
Min
Typ
Max
Units
MIC20x7-1, VENA–D ≤ 0.8V
(switch off), OUT = open
1.5
10
A
MIC20x7-2, VENA–D ≥ 2.4V
(switch off), OUT = open
1.5
10
A
MIC20x7-1, VENA–D ≥ 2.4V
(switch on), OUT = open
200
320
A
IDD
Supply Current
MIC20x7-2, VENA–D ≤ 0.8V
(switch on), OUT = open
200
320
A
low-to-high transition
1.7
2.4
V
Enable Input Threshold
high-to-low transition
0.8
1.45
V
VEN
Enable Input Hysteresis
250
mV
Enable Input Current
VEN = 0V to 5.5V
–1
0.01
1
A
IEN
Enable Input Capacitance
1
pF
VIN = 5V, IOUT = 500mA
100
150
m
RDS(on)
Switch Resistance
VIN = 3.3V, IOUT = 500mA
110
180
m
Output Leakage Current
MIC20x7-1, VENx ≤ 0.8V;
MIC20x7-2, VENx ≥ 2.4V, (output off)
10
A
Output Current in
Latched Thermal Shutdown
MIC2077 (per Latch Output)
(during thermal shutdown state)
50
A
tON
Output Turn-On Delay
RL = 10
, CL = 1F, see “Timing Diagrams”
1.3
5
ms
tR
Output Turn-On Rise Time
RL = 10
, CL = 1F, see “Timing Diagrams”
1.15
4.9
ms
tOFF
Output Turnoff Delay
RL = 10
, CL = 1F, see “Timing Diagrams”
35
100
s
tF
Output Turnoff Fall Time
RL = 10
, CL = 1F, see “Timing Diagrams”
32
100
s
ILIMIT
Short-Circuit Output Current
VOUT = 0V, enabled into short-circuit
0.5
0.9
1.25
A
Current-Limit Threshold
ramped load applied to output
1.0
1.25
A
Short-Circuit Response Time
VOUT = 0V to IOUT = ILIMIT
(short applied to output)
20
s
VIN = 5V, apply VOUT = 0V until FLG low
1.5
3
7
ms
tD
Overcurrent Flag Response
Delay
VIN = 3.3V, apply VOUT = 0V until FLG low
3
ms
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