LTC2952 查看數據表（PDF） - Linear Technology
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LTC2952 Datasheet PDF : 30 Pages
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LTC2952
ABSOLUTE MAXIMUM RATINGS (Notes 1, 2)
Supply Voltages
V1, V2, VS.............................................. –0.3V to 30V
Input Voltages
PB.................................... –6V to MAX (V1, V2, VS) V
ONT, OFFT ............................................... –0.3V to 3V
M1, M2, PFI, VM, WDE, KILL................... –0.3V to 7V
Output Voltages
G1, G2, EN .................... –0.3V to MAX (V1, V2, VS) V
G1STAT, PFO, RST, INT............................ –0.3V to 7V
Input Currents
PB.......................................................–1mA to 100μA
Operating Temperature Range
LTC2952C ................................................ 0°C to 70°C
LTC2952I ............................................. –40°C to 85°C
Storage Temperature Range .................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec)................... 300°C
PIN CONFIGURATION
TOP VIEW
M2 1
M1 2
KILL 3
VM 4
PFI 5
WDE 6
PB 7
RST 8
PFO 9
ONT 10
20 G1STAT
19 G1
18 V1
17 VS
16 V2
15 G2
14 EN
13 INT
12 GND
11 OFFT
F PACKAGE
20-LEAD PLASTIC TSSOP
TJMAX = 125°C, θJA = 90°C/W
TOP VIEW
20 19 18 17 16
VM 1
PFI 2
WDE 3
PB 4
RST 5
15 V1
14 VS
21
13 V2
12 G2
11 EN
6 7 8 9 10
UF PACKAGE
20-LEAD (4mm s 4mm) PLASTIC QFN
TJMAX = 125°C, θJA = 37°C/W
EXPOSED PAD (PIN 21), PCB GND CONNECTION OPTIONAL
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC2952CF#PBF
LTC2952CF#TRPBF
LTC2952CF
20-Lead Plastic TSSOP
0°C to 70°C
LTC2952IF#PBF
LTC2952IF#TRPBF
LTC2952IF
20-Lead Plastic TSSOP
–40°C to 85°C
LTC2952CUF#PBF
LTC2952CUF#TRPBF
2952
20-Lead 4mm × 4mm Plastic QFN
0°C to 70°C
LTC2952IUF#PBF
LTC2952IUF#TRPBF
2952
20-Lead 4mm × 4mm Plastic QFN
–40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
2952fa
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