MAX8819AETI+T Maxim Integrated Products, MAX8819AETI+T Datasheet - Page 4

• Manufacturer Part Number: MAX8819AETI+T
• Description: IC PMIC W/INT CHARGER 28TQFN-EP
• Manufacturer: Maxim Integrated Products

Specifications of MAX8819AETI+T

• Applications: Handheld/Mobile Devices
• Voltage - Supply: 4.1 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

PMIC with Integrated Chargers and Smart
Power Selector in a 4mm x 4mm TQFN
ELECTRICAL CHARACTERISTICS (continued)
(DC, LX_ unconnected; V
PV13 = PV2 = SYS, T
4
Charger Soft-Start Time
Timer Accuracy
Timer Suspend Threshold
Timer Extend Threshold
Prequalification Time
Fast-Charge Time
Top-Off Time
POWER SEQUENCING (Figures 6 and 7)
REG1, REG2, REG3 Soft-Start
Time
REG4 Soft-Start Time
REGULATOR THERMAL SHUTDOWN
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
REG1–SYNCHRONOUS STEP-DOWN CONVERTER
Input Voltage
Maximum Output Current
Short-Circuit Current
Short-Circuit Detection Threshold
Short-Circuit Foldback Frequency
FB1 Voltage
Output Voltage Range
FB1 Leakage Current
Load Regulation
Line Regulation
p-Channel On-Resistance
n-Channel On-Resistance
p-Channel Current-Limit
Threshold
_______________________________________________________________________________________
PARAMETER
A
= -40°C to +85°C, capacitors as shown in Figure 1, R
EP
= V
GND
= 0V, V
t
SYMBOL
t
SS1
t
PREQUAL
t
t
SS_CHG
FSTCHG
TOPOFF
t
t
SS3
SS4
, t
SS2
BAT
,
= 4V, DLIM[1:2] = 00, EN123 = EN4 = low, V
Slew rate
Time from 0 to 500mA
Time from 0 to 100mA
Time from 100mA to 500mA
CISET voltage when the fast-charge timer
suspends; 300mV translates to 20% of the
maximum fast-charge current limit
CISET voltage when the fast-charge timer
extends; 750mV translates to 50% of the
maximum fast-charge current limit
C
T
PV13 supplied from SYS
L = 4.7μH,
R
(Note 6)
L = 4.7μH, R
(Note 7)
V
I
(Note 9)
V
V
MAX8819A/MAX8819B
MAX8819C
OUT1
J
LSR
FB1
PV13
PV13
COMP4
rising
= 1.01V
= 0.13Ω
= 100mA to 300mA
= 4.0V, I
= 4.0V, I
= 0.022μF to GND
LSR
LX1
LX1
CONDITIONS
= 0.13Ω
= 180mA
= 180mA
MAX8819A/MAX8819B
MAX8819C
T
T
A
A
= +25°C
= +85°C
CISET
= 3kΩ, unless otherwise noted.) (Note 3)
FB1
0.997
0.565
0.615
MIN
= V
250
700
400
550
-50
1
FB2
= V
f
0.600
0.650
OSC
+165
V
TYP
1.01
333
300
750
660
600
230
190
250
-10
1.5
0.3
1.2
2.6
33
33
15
SYS
-5
5
1
1
FB3
/3
= 1.1V, V
1.028
0.640
0.750
V
MAX
+50
+15
350
800
SYS
FB4
mA/ms
UNITS
= 0.6V,
%/D
min
min
min
mΩ
mΩ
mV
mV
mA
mA
mV
ms
ms
ms
°C
°C
Hz
nA
%
%
V
V
V
A