LTC4271IUF#PBF Linear Technology, LTC4271IUF#PBF Datasheet - Page 3

• Manufacturer Part Number: LTC4271IUF#PBF
• Manufacturer: Linear Technology

Specifications of LTC4271IUF#PBF

• Operating Temperature (max): 85C
• Operating Temperature (min): -40C
• Pin Count: 24
• Mounting: Surface Mount
• Package Type: QFN EP
• Case Length: 4mm
• Screening Level: Industrial
• Lead Free Status / Rohs Status: Compliant

PIN CONFIGURATION
ORDER INFORMATION
LEAD FREE FINISH
LTC4271IUF#PBF
LTC4270AIUKG#PBF
LTC4270BIUKG#PBF
LTC4270CIUKG#PBF
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to:
For more information on tape and reel specifications, go to:
LTC4270
SENSE1
SENSE2
SENSE3
SENSE4
GATE1
GATE2
GATE3
GATE4
OUT1
OUT2
OUT3
OUT4
CAP2
XIO0
10
11
12
13
14
1
2
3
4
5
6
7
8
9
EXPOSED PAD (PIN 53) IS VSSK, MUST BE SOLDERED TO PCB
52
15
16
51
52-LEAD (7mm × 8mm) PLASTIC QFN
50 49 48 47 46 45 44 43 42 41
17 18 19
TAPE AND REEL
LTC4271IUF#TRPBF
LTC4270AIUKG#TRPBF
LTC4270BIUKG#TRPBF
LTC4270CIUKG#TRPBF
T
JMAX
UKG PACKAGE
= 125°C, θ
TOP VIEW
20 21 22 23 24 25 26
VSSK
53
JA
= 40°C/W
http://www.linear.com/leadfree/
PART MARKING
4271
LTC4270A
LTC4270B
LTC4270C
http://www.linear.com/tapeandreel/
40
39
38
37
36
35
34
33
32
31
30
29
28
27
SENSE12
GATE12
OUT12
SENSE11
GATE11
OUT11
AGND
SENSE10
GATE10
OUT10
SENSE9
GATE9
OUT9
XIO1
PACKAGE DESCRIPTION
24-Lead (4mm × 4mm) Plastic QFN
52-Lead (7mm × 8mm) Plastic QFN
52-Lead (7mm × 8mm) Plastic QFN
52-Lead (7mm × 8mm) Plastic QFN
LTC4271
EXPOSED PAD (PIN 25) IS DGND, MUST BE SOLDERED TO PCB
AD0
AD1
AD2
AD3
AD6
MID
24-LEAD (4mm × 4mm) PLASTIC QFN
1
2
3
4
5
6
24 23 22 21 20 19
7
T
JMAX
LTC4270/LTC4271
8
UF PACKAGE
TOP VIEW
= 125°C, θ
DGND
9
25
10 11 12
MAX PWR TEMPERATURE RANGE
90W
25.5W
13W
JA
= 37°C/W
18
17
16
15
14
13
–40°C to 85°C
–40°C to 85°C
–40°C to 85°C
–40°C to 85°C
SCL
SDAIN
SDAOUT
INT
RESET
DNC
42701f
3