MAX17005/MAX17006/MAX17015
1.2MHz Low-Cost,
High-Performance Chargers
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ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V
DCIN
= V
CSSP
= V
CSSN
= 19V, V
BATT
= V
CSIP
= V
CSIN
= 16.8V, V
VCTL
= V
AA
, V
ISET
= 1V, T
A
= -40°C to +85°C,
unless otherwise noted.)
PARAMETER CONDITIONS MIN TYP MAX UNITS
CHARGE-CURRENT REGULATION
ISET Range 0.0 V
AA
/2 V
57.5 62.5 mV
V
ISET
= V
AA
/4 or
ISET = 99.9% duty cycle
-4.2 +4.2 %
38 42 mV
Full Charge-Current Accuracy
(CSIP to CSIN)
V
ISET
= V
AA
/6 or
ISET = 66.7% duty cycle
-5 +5 %
1.4 4.6 mV
Trickle Charge-Current Accuracy
V
BATT
= 1V to 16.8V
V
ISET
= V
AA
/80 or
ISET = 5% duty cycle
-52 +52 %
Charge-Current Gain Error Based on V
ISET
= V
VAA
/4 and V
ISET
= V
VAA
/80 -2 +2 %
Charge-Current Offset Error Based on V
ISET
= V
VAA
/4 and V
ISET
= V
VAA
/80 -1.4 +1.4 mV
BATT/CSIP/CSIN Input Voltage Range 0 24 V
ISET falling 21 31
ISET Power-Down Mode Threshold
ISET rising 33 47
mV
Rising 2.4
ISET PWM Threshold
Falling 0.8
V
ISET Frequency 0.128 500 kHz
INPUT-CURRENT REGULATION
58.2 61.8 mV
Input Current-Limit Threshold V
CSSP
- V
CSSN
-3 +3 %
CSSN Input Bias Current Adapter present -2 +2 μA
CSSP/CSSN Input-Voltage Range 8.0 26.0 V
IINP Transconductance V
CSSP
- V
CSSN
= 60mV 2.66 2.94 μA/mV
V
CSSP
- V
CSSN
= 60mV, V
IINP
= 0V to 4.5V -2.5 +2.5
IINP Accuracy
V
CSSP
- V
CSSN
= 35mV -2.5 +2.5
%
SUPPLY AND LINEAR REGULATOR
DCIN Input-Voltage Range 8 26 V
DCIN falling 7.9
DCIN UVLO Trip-Point
DCIN rising 8.9
V
Adapter present (Note 2) 6 mA
DCIN + CSSP + CSSN Quiescent Current
Adapter absent (Note 2) 50 μA
Adapter absent (Note 2) 20
V
BATT
= 16.8V
Charger shutdown (Note 2) 20
BATT + CSIP + CSIN + LX Input Current
V
BATT
= 2V to 19V, adapter present (Note 2) 500
μA
LDO Output Voltage 8.0V < V
DCIN
< 26V, no load 5.15 5.55 V
LDO Load Regulation 0 < I
LDO
< 40mA 200 mV
LDO UVLO Threshold 3.2 5.0 V