MAX4845ELT+T Maxim Integrated Products, MAX4845ELT+T Datasheet - Page 3

• Manufacturer Part Number: MAX4845ELT+T
• Description: IC CTLR OVP 5.8V 6-UDFN
• Manufacturer: Maxim Integrated Products
• Type: Overvoltage Protection Controllerr

Specifications of MAX4845ELT+T

• Applications: Cell Phones, Digital Cameras, Media Players
• Mounting Type: Surface Mount
• Package / Case: 6-µDFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: MAX4845ELT+T; MAX4845ELT+TTR

ELECTRICAL CHARACTERISTICS (continued)
(V
noted. Typical values are at T
Note 1: All devices are 100% tested at +25°C. Electrical limits across the full temperature range are guaranteed by design and correlation.
(V
TIMING
Startup Delay
FLAG Blanking Time
Gate Turn-On Time
Gate Turn-Off Time
FLAG Assertion Delay
Initial Overvoltage Fault Delay
IN
IN
100
= +5V for MAX4843/MAX4844/MAX4845, V
= +5V for MAX4843/MAX4844/MAX4845, V
80
60
40
20
0
SUPPLY CURRENT vs. SUPPLY VOLTAGE
0
PARAMETER
5
SUPPLY VOLTAGE (V)
10
(MAX4843)
_______________________________________________________________________________________
Overvoltage Protection Controllers with
15
A
20
= +25°C.) (Note 1)
25
SYMBOL
t
t
BLANK
t
t
START
t
t
GOFF
FLAG
GON
OVP
30
0.000001
0.00001
IN
0.0001
V
(Figure 1)
V
(Figure 1)
V
(MAX4843/MAX4844/MAX4845),
V
V
(MAX4843/MAX4844/MAX4845)
or from 4V to 7V (MAX4846)
to V
V
(MAX4843/MAX4844/MAX4845)
or from 4V to 7V (MAX4846), to V
2.4V, R
V
V
(Figure 3)
0.001
1000
IN
0.01
100
IN
GATE
GATE
GATE
IN
IN
IN
IN
0.1
= +4V for MAX4846, T
10
1
= +4V for MAX4846, C
= UVLO rising to V
rising at 1V/μs from 5V to 8V
GATE
rising at 1V/μs from 5V to 8V
rising at 1V/μs from 0V to 9V, time from
= 5V to I
REVERSE CURRENT vs. OUTPUT VOLTAGE
1
= 0.3V rising to V
= 0.3V to 8V
= 0.3V to 7V (MAX4846) (Figure 1)
FLAG
= 0.3V (Figure 2)
2
BACK-TO-BACK FET
GATE
= 10k to 3V (Figure 2)
OUTPUT VOLTAGE (V)
3
CONDITIONS
(MAX4843)
= 80% of I
SINGLE FET
4
Typical Operating Characteristics
GATE
A
FLAG
5
= +25°C, unless otherwise noted.)
Low Standby Current
GATE
= 0.3V rising
PD
6
= 0.3V falling
FLAG
= 500pF, T
7
=
A
15
12
9
6
3
0
= -40°C to +85°C, unless otherwise
MIN
3
20
20
MAX4845
GATE VOLTAGE vs. INPUT VOLTAGE
(MAX4843/MAX4844/MAX4845)
MAX4844
4
TYP
5.8
1.5
50
50
10
6
INPUT VOLTAGE (V)
5
MAX4843
MAX
80
80
20
6
7
UNITS
ms
ms
ms
μs
μs
μs
8
3