MAX4920BETD+T Maxim Integrated Products, MAX4920BETD+T Datasheet - Page 4

• Manufacturer Part Number: MAX4920BETD+T
• Description: IC CTLR OVP/OCP BATT PWR 14-TDFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX4920BETD+T

• Applications: *
• Mounting Type: Surface Mount
• Package / Case: 14-TDFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Battery Power-Up Logic with Overvoltage
and Overcurrent Protection
ELECTRICAL CHARACTERISTICS (continued)
(V
are at T
4
Note 1: All specifications are 100% production tested at T
GN1 Turn-Off Time
Initial Overvoltage Fault Delay
ACOK Deassertion Delay
Disable Time
(V
IN
BTI
_______________________________________________________________________________________
= 5V (MAX4919B/MAX4920B) or V
14
12
10
8
6
4
2
0
= 4V, T
A
2
+85°C are guaranteed by design.
MAX4919B
V
= +25°C.) (Note 1)
GN1
PARAMETER
REFERENCED TO GND
A
3
GN1 GATE VOLTAGE
= +25°C, unless otherwise noted.)
vs. INPUT VOLTAGE
INPUT VOLTAGE (V)
4
5
6
SYMBOL
t
IN
t
t
ACOK
GOFF
OVLO
t
7
DIS
= 4.2V (MAX4921B), V
V
(MAX4919B/MAX4920B), or from 4V to 7V
(MAX4921B); V
C
V
V
V
(MAX4919B/MAX4920B), or from 4V to 7V
(MAX4921B); V
voltage = 3V; R
V
IN
IN
IN
IN
EN
14
12
10
GN1
8
6
4
2
0
rising at 1V/µs from 5V to 8V
rising at 1V/µs from 0V to 9V, time from
= 5V to I
rising at 1V/µs from 5V to 8V
2.0
= 2.4V, V
MAX4921B
V
= 500pF
GN1
2.5
REFERENCED TO GND
A
= +25°C, unless otherwise noted. Specifications over T
GN1
GN1 GATE VOLTAGE
vs. INPUT VOLTAGE
GN1
3.0
INPUT VOLTAGE (V)
GN1
ACOK
BTI
ACOK
CONDITIONS
= 80% of I
= 0.3V, C
= 4V, T
= 0.3V,
3.5
pullup
= 10kΩ (Figure 3)
Typical Operating Characteristics
4.0
A
GPD
GN1
= -40°C to +85°C, unless otherwise noted. Typical values
4.5
= 500pF
5.0
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
-40
MIN
NORMALIZED BATTERY SWITCH R
-15
vs. TEMPERATURE
TEMPERATURE (°C)
TYP
1.5
5.8
6
2
10
A
35
MAX
= -40°C to
20
60
UNITS
ON
µs
µs
µs
µs
85