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MAX17005B датащи(PDF) 4 Page - Maxim Integrated Products

номер детали MAX17005B
подробное описание детали  1.2MHz, Low-Cost, High-Performance Chargers
PDF  21 Pages
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производитель  MAXIM [Maxim Integrated Products]
домашняя страница  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

MAX17005B датащи(HTML) 4 Page - Maxim Integrated Products

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1.2MHz, Low-Cost,
High-Performance Chargers
4
_______________________________________________________________________________________
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
SWITCHING REGULATOR
DHI Off-Time K Factor
VDCIN = 19V, VBATT = 10V
0.029
0.035
0.041
μs/V
Sense Voltage for Minimum Discontinuous
Mode Ripple Current
VCSIP - VCSIN
10
mV
Zero-Crossing Comparator Threshold
VCSIP - VCSIN
10
mV
Cycle-by-Cycle Current-Limit Sense Voltage
VCSIP - VCSIN
105
110
115
mV
DHI Resistance High
IDLO = 10mA
1.5
3
DHI Resistance Low
IDLO = -10mA
0.8
1.75
DLO Resistance High
IDLO = 10mA
3
6
DLO Resistance Low
IDLO = -10mA
3
7
ADAPTER DETECTION
Adapter Absence-Detect Threshold
VDCIN - VBATT, VDCIN falling
+70
+120
+170
mV
Adapter Detect Threshold
VDCIN - VBATT, VDCIN rising
+360
+420
+580
mV
Adapter Switch Charge-Pump Frequency
Charger shutdown
180
200
220
Hz
DLO
0.04
0.1
0.20
Adapter Switch Charge-Pump Refresh Pulse
DHI
0.07
0.15
0.30
μs
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, VDCIN = VCSSP = VCSSN = 19V, VBATT = VCSIP = VCSIN = 16.8V, VVCTL = VAA, VISET = 1V, TA = 0°C to +85°C,
unless otherwise noted. Typical values are at TA = +25°C.)
ELECTRICAL CHARACTERISTICS
(Circuit of Figure 1, VDCIN = VCSSP = VCSSN = 19V, VBATT = VCSIP = VCSIN = 16.8V, VVCTL = VAA, VISET = 1V, TA = -40°C to +85°C,
unless otherwise noted.)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
CHARGE-VOLTAGE REGULATION
2 cells, VVCTL = VAGND (MAX17006B)
8.366
8.433
3 cells, VVCTL = VAA (MAX17005B/MAX17006B)
12.549
12.651
4 cells, VVCTL = VAGND (MAX17005B)
16.73
16.86
Battery Regulation-Voltage Accuracy
FB accuracy using FB divider (MAX17015B)
(Note 1)
2.091
2.108
V
2 cells (MAX17006B),
4 cells (MAX17005B)
0
VAA/2
- 0.2
VCTL Range
3 cells (MAX17005B/MAX17006B)
VAA/2
+ 0.2
VAA
V
VCTL Gain
VCELL/VVCTL
5.85
6.15
V/V



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