MAX5959LECS+ Maxim Integrated Products, MAX5959LECS+ Datasheet - Page 15

• Manufacturer Part Number: MAX5959LECS+
• Description: IC CTRLR HOT-PLUG QD 80-TQFP
• Manufacturer: Maxim Integrated Products
• Type: Hot-Swap Controllerr

Specifications of MAX5959LECS+

• Applications: General Purpose, PCI Express
• Internal Switch(s): No
• Voltage - Supply: 3.3V, 12V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 80-TQFP, 80-VQFP
• Product: Controllers & Switches
• Supply Voltage (max): 14 V
• Supply Voltage (min): 3.3 V
• Power Dissipation: 1860 mW
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Supply Current: 1 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 1. Single-Channel Internal Block Diagram
CONTROL LOGIC
CONTROL LOGIC
MAIN-CHANNEL
AUX-CHANNEL
OSCILLATOR
t
FAULT
t
POR
R
TIM
______________________________________________________________________________________
TIM
Quad PCI Express, Hot-Plug Controllers
ON_
BIAS, REFERENCES,
INPUT COMPARATOR AND
PORADJ
AND UVLO
R
PORADJ
CHIP CONTROL LOGIC
AUXON_
UVLO
FON_
OSCILLATOR
DEBOUNCE
IN
PRES-DET_
FAST
OUT
MAX5959
12VIN
CONTROL LOGIC
CONTROL LOGIC
MAIN-CHANNEL
CHARGE
AUX-CHANNEL
PUMP
PWRGD_
FAULT_
V
REF
108mV
40mV
+
-
+
-
+
-
CHARGE
100μA
PUMP
+
-
+
-
54mV
20mV
120mA
10μA
150mA
A
10μA
A
0 μ
μ
1 0
1 0
5μA
5μA
150μA
150μA
12S_+
12G_
3.3G_
12S_-
3.3S_+
3.3S_-
3.3AUXO
R
R
SENSE
SENSE
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