參數(shù)資料
型號(hào): MIC2007YML
廠商: MICREL INC
元件分類: 電源管理
英文描述: Adjustable Current Limit Power Distribution Switch
中文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, DSO6
封裝: 2 X 2 MM, LEAD FREE, MLF-6
文件頁(yè)數(shù): 3/25頁(yè)
文件大?。?/td> 410K
代理商: MIC2007YML
Micrel, Inc.
MIC20XX Family
January 2009
11
M9999-012109-A
Electrical Characteristics (continued)
Symbol
Parameter
Condition
Min
Typ
Max
Units
IOUT = 2A, VOUT = 0.8VIN
210
250
286
IOUT = 1A, VOUT = 0.8VIN
190
243
293
IOUT = 0.5A, VOUT = 0.8VIN
168
235
298
CLF
Variable Current Limit Factor
MIC20X7 – MIC20X9
RSET () = CLF (V)
IOUT (A)
IOUT = 0.2A, VOUT = 0.8VIN
144
225
299
V
ILIMIT_2nd
Secondary current limit
MIC201X (All Kickstart parts only)
VIN = 2.5V
2.2
4
6
A
VIN Rising
2
2.25
2.5
UVLOTHRESHOLD
Under Voltage Lock Out Threshold
VIN Falling
1.9
2.15
2.4
V
UVLOHysteresis
Undervoltage Lock Out
Hysteresis
0.1
V
VVUVLO_TH
Variable UVLO Threshold
MIC20X6
225
250
275
mV
VIL (MAX)
0.5
VEN
ENABLE Input Voltage
(5)
VIH (MIN)
1.5
V
VFAULT
Fault status Output Voltage
IOL = 10mA
0.25
0.4
V
TJ Increasing
145
OTTHRESHOLD
Over-temperature Threshold
TJ Decreasing
135
°C
AC Characteristics
Symbol
Parameter
Condition
Min
Typ
Max
Units
tRISE
Output Turn-on rise time
RL = 10 , CLOAD = 1F,
VOUT = 10% to 90%
*CSLEW = Open
500
1000
1500
s
Delay before asserting or releasing
FAULT/
MIC200X
Time from current limiting to
FAULT/ state change
20
32
49
tD_FAULT
Delay before asserting or releasing
FAULT/
MIC201X
Time from IOUT continuously
exceeding primary current
limit condition to FAULT/
state change
77
128
192
ms
tD_LIMIT
Delay before current limiting
MIC201X
77
128
192
ms
tRESET
Delay before resetting Kickstart
current limit delay, tD_LIMIT
MIC201X
Out of current limit following a
current limit event.
77
128
192
ms
tON_DLY
Output Turn-on Delay
RL = 43, CL = 120F,
VEN = 50% to VOUT = 10%
*CSLEW = Open
1000
1500
s
tOFF_DLY
Output Turn-off Delay
RL = 43, CL = 120F,
VEN = 50% to VOUT = 90%
*CSLEW = Open
700
s
Note
: * Whenever CSLEW is present.
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