max5042atnt Maxim Integrated Products, Inc., max5042atnt Datasheet - Page 14
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max5042atnt
Manufacturer Part Number
max5042atnt
Description
Two-switch Power Ics With Integrated Power Mosfets And Hot-swap Controller
Manufacturer
Maxim Integrated Products, Inc.
Datasheet
1.MAX5042ATNT.pdf
(22 pages)
Two-Switch Power ICs with Integrated
Power MOSFETs and Hot-Swap Controller
Figure 3. Block Diagram of the MAX5042 Power IC
14
______________________________________________________________________________________
NEGIN (29)
PWMNEG
POSINHS
PWMSD
CSOUT
FLTINT
REG15
RAMP
OPTO
HSEN
REG5
REG9
RCFF
CSS
41
39
38
11
35
13
32
25
27
28
3
4
5
6
80µA
32µA
7.5V
MAX5042
840kΩ
35kΩ
REG5 OK
5V
5V
UVLO
IFLT
2.3V/1.6V
CPWM
R
S
PWMNEG
REG5
3V
(5V)
OVRLD
Q
REG15 OK
Q
REG9 OK
"1"
D
R
7.5V
HOT-SWAP
CONTROL
LOGIC
LEVEL SHIFT
TO PWM
REG9
(9V)
OVT
UVLO
REFOK
REG15OK
REG9OK
REG5OK
OVRLD
PWMNEG
460kΩ
CLK
REG15 OK
Q
GAIN = 10
REG5 OK
T-FF
R
R
S
IAMP
REG15
(15V)
REF OK
Q
40Ω
80V, DMOS
SHDN
OSC
ILIM
200mV
HOT-SWAP SECTION
OVT
(1.25V)
REF
150mV
12°C HYSTERESIS
LEADING-
UVLO
DELAY
EDGE
SHUTDOWN
THERMAL
+150°C
RES
CUVLO
LEADING-
10MHz
DELAY
EDGE
LEVEL
SHIFT
OVT
1.25V
1.125V
SHOT
ONE
0.1Ω
7.5V
QL
1.2MΩ
0.1Ω
10Ω
QH
QB
PWMNEG
50kΩ
47
46
37
36
7
48
49
8
18
16
9
10
12
33
34
31
30
26
POSINPWM
UVLO
PPWM
DRVDEL
BST
DRNH (51, 54, 55)
XFRMRH (50, 52, 53)
DRVIN
XFRMRL (19, 22, 23)
SRC (17, 20, 21, 24)
PWMPNEG
RCOSC
SYNC
CSP
CSN
HSDRAIN
HSGATE
HSOK