MIC2005-0.5YM6TR Просмотр технического описания (PDF) - Micrel
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MIC2005-0.5YM6TR Datasheet PDF : 25 Pages
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Micrel, Inc.
Electrical Characteristics (continued)
Symbol
CLF
ILIMIT_2nd
Parameter
Variable Current Limit Factor
MIC20X7 – MIC20X9
RSET (Ω) = CLF (V)
IOUT (A)
Secondary current limit
MIC201X (All Kickstart parts only)
UVLOTHRESHOLD Under Voltage Lock Out Threshold
UVLOHysteresis
VVUVLO_TH
VEN
VFAULT
OTTHRESHOLD
Undervoltage Lock Out
Hysteresis
Variable UVLO Threshold
MIC20X6
ENABLE Input Voltage(5)
Fault status Output Voltage
Over-temperature Threshold
Condition
IOUT = 2A, VOUT = 0.8VIN
IOUT = 1A, VOUT = 0.8VIN
IOUT = 0.5A, VOUT = 0.8VIN
IOUT = 0.2A, VOUT = 0.8VIN
VIN = 2.5V
VIN Rising
VIN Falling
VIL (MAX)
VIH (MIN)
IOL = 10mA
TJ Increasing
TJ Decreasing
MIC20XX Family
Min Typ Max Units
210 250 286
190 243 293
V
168 235 298
144 225 299
2.2
4
6
A
2
2.25
2.5
V
1.9 2.15
2.4
0.1
V
225 250
275
mV
0.5
V
1.5
0.25
0.4
V
145
°C
135
AC Characteristics
Symbol
Parameter
tRISE
Output Turn-on rise time
tD_FAULT
tD_LIMIT
tRESET
Delay before asserting or releasing
FAULT/
MIC200X
Delay before asserting or releasing
FAULT/
MIC201X
Delay before current limiting
MIC201X
Delay before resetting Kickstart
current limit delay, tD_LIMIT
MIC201X
tON_DLY
Output Turn-on Delay
tOFF_DLY
Output Turn-off Delay
Note: * Whenever CSLEW is present.
Condition
Min
RL = 10 Ω, CLOAD = 1µF,
VOUT = 10% to 90%
500
*CSLEW = Open
Time from current limiting to
FAULT/ state change
20
Time from IOUT continuously
exceeding primary current
limit condition to FAULT/
77
state change
77
Out of current limit following a
current limit event.
77
RL = 43Ω, CL = 120µF,
VEN = 50% to VOUT = 10%
*CSLEW = Open
RL = 43Ω, CL = 120µF,
VEN = 50% to VOUT = 90%
*CSLEW = Open
Typ
1000
32
128
128
128
1000
Max
1500
49
192
192
192
1500
700
Units
µs
ms
ms
ms
µs
µs
January 2009
11
M9999-012109-A
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