ML4902CT Ver la hoja de datos (PDF) - Micro Linear Corporation
Número de pieza
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Lista de partido
ML4902CT Datasheet PDF : 12 Pages
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ML4902
ELECTRICAL CHARACTERISTICS (Continued)
SYMBOL
PARAMETER
CONDITIONS
BUCK REGULATOR (Continued)
VFB Threshold Voltage (Note 2)
RANGE = 0, (D3-D0) Code = 0000
RANGE = 0, (D3-D0) Code = 0001
RANGE = 0, (D3-D0) Code = 0010
RANGE = 0, (D3-D0) Code = 0011
RANGE = 0, (D3-D0) Code = 0100
RANGE = 0, (D3-D0) Code = 0101
RANGE = 1, (D3-D0) Code = 0000
RANGE = 1, (D3-D0) Code = 0001
RANGE = 1, (D3-D0) Code = 0010
RANGE = 1, (D3-D0) Code = 0011
RANGE = 1, (D3-D0) Code = 0100
RANGE = 1, (D3-D0) Code = 0101
RANGE = 1, (D3-D0) Code = 0110
RANGE = 1, (D3-D0) Code = 0111
RANGE = 1, (D3-D0) Code = 1000
RANGE = 1, (D3-D0) Code = 1001
RANGE = 1, (D3-D0) Code = 1010
RANGE = 1, (D3-D0) Code = 1011
RANGE = 1, (D3-D0) Code = 1100
RANGE = 1, (D3-D0) Code = 1101
RANGE = 1, (D3-D0) Code = 1110
ISENSE Threshold Voltage
ISENSE Hysteresis
PROTECT Threshold Voltage
PROTECT Hysteresis
PROTECT Charging Current
PROTECT Leakage Current
V(ISENSE) = -100mV
Transition Time,
N DRV H and N DRV L
CL = 5000pF, 10-90%
SUPPLY
IDD VDD Current
SHDN = 0V
DAC (D3-D0) Code = 0000
ICC VCC Current
SHDN = 5V, VFB = 5V
SHDN = 5V, VFB = 0V, CL = 5000pF
MIN
2.050
2.000
1.950
1.900
1.850
1.800
3.500
3.400
3.300
3.200
3.100
3.000
2.900
2.800
2.700
2.600
2.500
2.400
2.300
2.200
2.100
-87
3.2
1.8
Note 1: Limits are guaranteed by 100% testing, sampling, or correlation with worst case test conditions.
Note 2: Codes 00110 to 01111, and 11111 are not valid; applying these codes to the DAC will shut off N DRV H and N DRV L.
TYP
2.071
2.020
1.970
1.919
1.869
1.818
3.535
3.434
3.333
3.232
3.131
3.030
2.929
2.828
2.727
2.626
2.525
2.424
2.323
2.222
2.121
-97
10
3.5
2
30
+100
40
650
1
20
1
MAX UNITS
2.092
V
2.04
V
1.989
V
1.938
V
1.887
V
1.836
V
3.570
V
3.468
V
3.366
V
3.264
V
3.162
V
3.060
V
2.958
V
2.856
V
2.754
V
2.652
V
2.550
V
2.448
V
2.346
V
2.244
V
2.142
V
-107 mV
mV
3.8
V
2.2
V
µA
nA
ns
900
µA
2
mA
mA
10
µA
4
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