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MAX15158 Datasheet(PDF) 4 Page - Maxim Integrated Products

Part # MAX15158
Description  High-Voltage Multiphase Boost Controller
PDF  28 Pages
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Manufacturer  MAXIM [Maxim Integrated Products]
Direct Link  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

MAX15158 Datasheet(HTML) 4 Page - Maxim Integrated Products

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(VDRV = 9V, VEN/UVLO = 1.2V, REFIN = BIAS (MAX15158), CBIAS = 2.2μF, CSS = 10nF, RFREQ = 100kΩ (600kHz), TA = TJ = -40°C to +125°C,
unless otherwise noted.) (Note 1)
Electrical Characteristics
www.maximintegrated.com
Maxim Integrated │ 4
MAX15158/MAX15158A
High-Voltage Multiphase Boost Controller
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
INPUT SUPPLIES
DRV Operating Range
VDRV
8.5
14
V
DRV Quiescent Current
IDRV
Device Switching, 2 phases, 10pF load
DH_ and DL_
10.0
15.4
mA
DRV Shutdown Current
EN = GND
10
19
μA
DRV Undervoltage-Lockout
Threshold
VDRV(UVLO)
VDRV rising
8.00
8.27
8.41
V
VDRV falling
7.90
8.16
8.31
BIAS LINEAR REGULATOR
BIAS LDO Output
Voltage
VBIAS
IBIAS = 5mA
4.66
4.75
4.81
V
BIAS LDO Current Limit
30
56
90
mA
BIAS Undervoltage-Lockout
Threshold
VBIAS(UVLO)
VBIAS rising
4.10
4.24
4.40
V
VBIAS falling
4.00
4.19
4.32
CONTROLLER ENABLE
EN/UVLO Adjustable Undervolt-
age-Lockout Threshold
VUVLO
VUVLO rising
0.98
1.00
1.03
V
VUVLO falling
0.88
0.90
0.93
EN/UVLO Input
Leakage Current
IUVLO
VUVLO = 0V to VBIAS
-1
+1
μA
FEEDBACK VOLTAGE LEVEL SHIFTER (OUTP, OUTN)
OUTP Current Range
IOUTP
OUTP = OUTN > 8V
0.05
3.000
mA
OUTN Bias Current
IOUTN
OUTP = OUTN > 8V
220
375
μA
OUTP Leakage Current
OUTN = OUTP = BIAS
4
10
μA
OUTN Leakage Current
OUTN = OUTP = BIAS
3
10
μA
OUTN Undervoltage-Lockout
Threshold
OUTN
UVLO
Minimum OUTN voltage for HV FB
operations
7.0
7.2
7.4
V
OUTN UVLO hysteresis
6.8
7.0
7.2
HV FB Voltage-Buffer Operat-
ing Range
VOUTP,
VOUTN
8
76
V
CONTROL LOOP
FB Regulation Threshold (Pre-
set Mode)
VFB
REFIN = BIAS (MAX15158)
1.97
2.00
2.02
V
FB-to-REFIN Offset Voltage (Track-
ing Mode)
VFB – VREFIN , VREFIN = 1V to 2V
-9
+9
mV
REFIN Input Voltage Range
VREFIN
(Note 2)
1
2.2
V



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