LTC4242IUHF#PBF Linear Technology, LTC4242IUHF#PBF Datasheet - Page 12

• Manufacturer Part Number: LTC4242IUHF#PBF
• Description: IC CTRLR HOTSWAP DUAL-SLOT 38QFN
• Manufacturer: Linear Technology
• Type: Hot-Swap Controllerr

Specifications of LTC4242IUHF#PBF

• Applications: General Purpose, PCI Express
• Internal Switch(s): No
• Voltage - Supply: 2.7 V ~ 6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 38-WFQFN, Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LTC4242
APPLICATIO S I FOR ATIO
12
MRL1
MRL2
PWREN1
PWREN2
HPC
3.3V
AUXPWRFLT1
AUXPWRFLT2
BD_PRST1
BD_PRST2
PWRFLT1
PWRFLT2
PGOOD1
PGOOD2
33Ω
R
S
U
15nF
15nF
3.3V
3.3V
12V
C
C
12V
3.3V
G1
G3
C1
1µF
10
36
35
34
20
21
22
17
16
11
U
9
4
3
47Ω
47Ω
R
R
G1
G3
12V
12V
V
AUXIN1
AUXON1
ON1
FAULT1
AUXFAULT1
PGOOD1
FAULT2
AUXFAULT2
PGOOD2
ON2
AUXON2
AUXIN2
CC
IN1
IN2
33
23
8mΩ
8mΩ
R3
R1
12V
12V
W
SENSE1
SENSE2
32
24
Si7336ADP
Si7336ADP
12V
12V
Figure 1. Typical PCI Express Application
Q1
Q3
GATE1
GATE2
31
25
R5
10Ω
R7
10Ω
U
12V
12V
OUT1
OUT2
LTC4242G
30
26
3V
3V
IN1
IN2
8
12
13mΩ
13mΩ
R2
R4
3V
3V
SENSE1
SENSE2
13
7
Si7336ADP
Si7336ADP
3V
3V
GATE1
GATE2
Q2
Q4
14
6
R6
10Ω
R8
10Ω
AUXOUT1
AUXOUT2
3V
3V
OUT1
OUT2
FON1
FON2
GND
5
15
EN1
EN2
18Ω
R
18Ω
R
G2
G4
29
2
1
28
19
18
27
BD_PRST1
BD_PRST2
C
47nF
C
47nF
SMBus
SMBus
G2
G4
PCIe CONNECTOR ×1
PCIe CONNECTOR ×1
3
3
SLOT A
SLOT B
4242 F01
3
3
PRSNT2
PRSNT1
PRSNT2
PRSNT1
SMBus
3.3V
375mA
SMBus
12V
5.5A
3.3V
3A
3.3V
375mA
3.3V
3A
12V
5.5A
4242f