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ML4895ES 데이터시트(PDF) 3 Page - Micro Linear Corporation

부품명 ML4895ES
상세설명  Synchronous Buck Controller
PDF  10 Pages
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제조업체  MICRO-LINEAR [Micro Linear Corporation]
홈페이지  http://www.microlinear.com
Logo MICRO-LINEAR - Micro Linear Corporation

ML4895ES 데이터시트(HTML) 3 Page - Micro Linear Corporation

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ML4895
3
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, VIN = 10V, TA = Operating Temperature Range (Note 1)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
LINEAR REGULATOR
Output Voltage
TA = 25°C
3.29
3.33
3.37
V
Line Regulation
5.9V < VIN < 15V
1.7
4
mV/V
Total Variation
Line, Temp
3.24
3.42
V
SHUTDOWN
Input Low Voltage
1.0
V
Input High Voltage
3.0
V
Input Low Current
VIL = 0V
100
nA
Input High Current
VIH = VIN
50
µA
BUCK REGULATOR
Duty Cycle Ratio
VIN = 5.9V, ISENSE = VFB = 0V
75
97
%
VFB Threshold Voltage
5.9V < VIN < 15V
2.425
2.5
2.575
V
ISENSE Threshold Voltage
-60
-80
-100
mV
Transition Time
CL = 1000 pF, GND to VIN
50
100
ns
SUPPLY
VIN Current
SHDN = 0V
2
5
µA
SHDN = 5V
300
750
µA
ABSOLUTE MAXIMUM RATINGS
Absolute maximum ratings are those values beyond
which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and
functional device operation is not implied.
VIN ............................................................................................ 16.5V
Peak Driver Output Current....................................... ±2A
VFB Voltage .........................................GND - 0.3V to 6V
ISENSE Voltage ..................................................... +500mV
All Other Inputs ..................... GND - 0.3V to VIN + 0.3V
SHDN Input Current ............................................. 100
µA
Note 1:
Limits are guaranteed by 100% testing, sampling, or correlation with worst case test conditions.
Junction Temperature............................................. 150°C
Storage Temperature Range .....................–65°C to 150°C
Lead Temperature (Soldering, 10 sec) .................... 150°C
Thermal Resistance (
θJA) ....................................160°C/W
OPERATING CONDITIONS
VIN Range .................................................... 5.9V to 15V
VOUT Range ................................................... 2.5V to 4V
Temperature Range ................................... -20°C to 70°C



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