MAX5954 Maxim Integrated Products, MAX5954 Datasheet - Page 14
MAX5954
Manufacturer Part Number
MAX5954
Description
Hot-Plug Controller
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX5954.pdf
(22 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MAX5954AETX+
Manufacturer:
MXM
Quantity:
160
Part Number:
MAX5954AETX+
Manufacturer:
MAXIM/美信
Quantity:
20 000
Single PCI Express, Hot-Plug
Controller
Figure 1. Functional Diagram
14
______________________________________________________________________________________
OSCILLATOR
OSCILLATOR
MAX5954
t
FAULT
t
POR
R
TIM
TIM
ON
INPUT COMPARATORS AND CHIP CONTROL LOGIC
PORADJ
R
PORADJ
AUXON
BIAS, REFERENCES
UVLO
AND UVLO
FON
OSCILLATOR
IN
DEBOUNCE
FAST
OUT
PRES-DET
12VIN
CHARGE
CONTROL LOGIC
CONTROL LOGIC
MAIN-CHANNEL
AUX-CHANNEL
PUMP
PWRGD
108mV
FAULT
VREF
PGND
+
-
40mV
+
-
+
-
+
-
+
-
CHARGE
PUMP
20mV
54mV
GND
150mA
A
100mA
A
10µA
A
10µA
0 µ
A
µ
0 µ
µ
1 0
1 5
1 0
1 0
5µA
5µA
150µA
150µA
3.3S-
12S+
12S-
3.3S+
3.3G
12G
3.3AUXO
3.3V
R
R
SENSE3.3
SENSE12
AUXIN
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