MAX14569
Dual-Pair LLT with Charge Pump
and High-ESD Protection
7
Typical Operating Characteristics
(VBAT = 3.6V, VL = 3V, CVBAT = 1FF, CVCC = 2.2FF, CVL = 0.1FF, connect 0.47FF capacitor between CP1 and CP2, data rate =
1Mbps, TA = +25NC, unless otherwise noted.)
ICC (mA)
V CC
OUTPUT
VOLTAGE
RIPPLE
(mV
P-P
)
35
30
20
25
10
15
5
0
40
OUTPUT RIPPLE vs. LOAD CURRENT
MAX14569
toc09
20
40
60
80
100
120
140
160
180
200
0
ENAB = ENCD = HIGH
VBAT = 3.6V
CP_ LOAD REGULATION
(VCC vs. ICC)
MAX14569
toc08
ICC (mA)
V CC
(V)
35
30
25
20
15
10
5
4.6
4.7
4.8
4.9
5.0
5.1
5.2
4.5
0
40
ENAB = ENCD = HIGH
CP_ LINE REGULATION
(VCC vs. VBAT)
MAX14569
toc07
VBAT (V)
V CC
(V)
4.2
3.9
3.6
3.3
3.0
4.92
4.94
4.96
4.98
5.00
5.02
5.04
5.06
5.08
5.10
4.90
2.7
4.5
ENAB = ENCD = HIGH
ICC = 10mA
VCC SHORT-CIRCUIT CURRENT
vs. VBAT
MAX14569
toc06
VBAT (V)
I SH
(mA)
4.1
3.2
100
200
300
400
500
600
700
800
900
1000
0
2.3
5.0
TA = 85°C
TA = 25°C
OUTAVCC/OUTCVCC
SHORT-TO-GROUND
TA = -40°C
CP_ OPERATING FREQUENCY
vs. VBAT
MAX14569
toc05
VBAT (V)
CP_
OPERATING
FREQUENCY
(kHz)
4.1
3.2
910
920
930
940
950
960
970
980
990
1000
900
2.3
5.0
TA = 85°C
TA = 25°C
TA = -40°C
VL SHUTDOWN SUPPLY CURRENT
vs. TEMPERATURE
MAX14569
toc04
TEMPERATURE (°C)
V L
SHUTDOWN
SUPPLY
CURRENT
(nA)
60
35
-15
10
0.1
0.2
0.3
0.4
0.6
0.5
0.7
0.8
0
-40
85
VENAB = VENCD = 0V
VL = 1.8V
VL = 2.7V
VL = 3.3V
VL SHUTDOWN SUPPLY CURRENT
vs. VL VOLTAGE
MAX14569
toc03
VL VOLTAGE (V)
V L
SHUTDOWN
SUPPLY
CURRENT
(nA)
3.1
2.6
2.1
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
0.50
0
1.6
3.6
VENAB = VENCD = 0V
VBAT SHUTDOWN SUPPLY CURRENT
vs. TEMPERATURE
MAX14569
toc02
TEMPERATURE (
°C)
V BAT
SHUTDOWN
SUPPLY
CURRENT
(nA)
60
35
10
VBAT = 4.5V
-15
1
2
3
4
5
6
7
8
9
10
0
-40
85
VENAB = VENCD = 0V
VINAVL = VINCVL = 0V
VBAT = 2.7V
VBAT = 3.6V
VBAT SHUTDOWN SUPPLY CURRENT
vs. VBAT VOLTAGE
MAX14569
toc01
VBAT VOLTAGE (V)
V BAT
SHUTDOWN
SUPPLY
CURRENT
(nA)
4.7
3.9
3.1
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
0
2.3
5.5
VENAB = VENCD = 0V
VINAVL = VINCVL = 0V