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MAX15010ATJ+ Datasheet(PDF) 4 Page - Maxim Integrated Products

Part No. MAX15010ATJ+
Description  Automotive 300mA LDO Voltage Regulators with Tracker Output and Overvoltage Protector
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Maker  MAXIM [Maxim Integrated Products]
Homepage  http://www.maxim-ic.com
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MAX15010ATJ+ Datasheet(HTML) 4 Page - Maxim Integrated Products

 
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Automotive 300mA LDO Voltage Regulators
with Tracker Output and Overvoltage Protector
4
_______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(VIN = VTRACK = +14V, VSGND = VPGND = 0V, CGATE = 6000pF, CIN = 10µF (ESR ≤ 1.5Ω), COUT_LDO = 22µF (ceramic), CTRACK =
3.3µF (ceramic) (ESR ≤ 1.5Ω), COUT_TRK = 10µF (ESR ≤ 1.5Ω), CREF = 1000pF, VOUT_LDO = 5V, TA = TJ = -40°C to +125°C, unless
otherwise noted. Typical values are at TA = +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
OUT_LDO Startup Delay
Time
tSTARTUP_DELAY
IOUT_LDO = 0mA, from EN_LDO rising
to 10% of VOUT_LDO (nominal),
FB_LDO = SGND
30
µs
OUT_LDO Overvoltage
Protection Threshold
VOV_TH
1mA sink from OUT_LDO
105
110
%VOUT_LDO
OUT_LDO Overvoltage
Protection Sink Current
IOV
VOUT_LDO = VOUT (nominal) x 1.15
8
19
mA
ENABLE/
HOLD INPUTS
VIH
2
EN_LDO, EN_PROT,
EN_TRK Input Threshold
Voltage
VIL
0.7
V
EN_LDO, EN_PROT,
EN_TRK Input Pulldown
Current
IEN_PD
EN_ is internally pulled low to SGND
1
µA
VIH
1.4
HOLD Input Threshold
Voltage
VIL
0.4
V
HOLD Input Pullup
I
HOLD_PU
HOLD is internally pulled high to
OUT_LDO
0.6
µA
RESET
RESET goes HIGH when rising
VOUT_LDO crosses this threshold,
FB_LDO = SGND
90.0
92.5
95.0
%VOUT_LDO
RESET Voltage Threshold
High
V
RESET_H
RESET goes HIGH when rising
VOUT_LDO crosses this threshold
90.0
92.5
95.0
%VFB_LDO
RESET goes LOW when falling
VOUT_LDO crosses this threshold,
FB_LDO = SGND
88
90
92
%VOUT_LDO
RESET Voltage Threshold
Low
V
RESET_L
RESET goes LOW when falling
VOUT_LDO crosses this threshold
88
90
92
%VFB_LDO
VOUT_LDO to RESET Delay
tRESET_FALL
VOUT_LDO falling, 0.1V/µs
19
µs
CT Ramp Current
ICT
VCT = 0V
1.50
2.0
2.35
µA
CT Ramp Threshold
VCT_TH
VCT rising
1.19
1.235
1.27
V
RESET Output-Voltage Low
VOL
ISINK = 1mA, output asserted
0.1
V
RESET Open-Drain
Leakage Current
ILEAK_RESET
Output not asserted
150
nA
LOAD DUMP PROTECTOR (MAX15008 only)
FB_PROT Threshold VoltageVTH_PROT
FB_PROT rising
1.20
1.235
1.27
V
FB_PROT Threshold
Hysteresis
VHYST
4%VTH_PROT
FB_PROT Input Current
IFB_PROT
VFB_PROT = 1.4V
-100
+100
nA
Startup Response Time
tSTART
EN_PROT rising, EN_LDO = IN, to
VGATE = 0.5V
20
µs


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