LTC690 查看數據表（PDF） - Linear Technology
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LTC690 Datasheet PDF : 18 Pages
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LTC690/LTC691
LTC694/LTC695
ABSOLUTE MAXIMUM RATINGS
(Notes 1 and 2)
Terminal Voltage
VCC ..................................................... – 0.3V to 6.0V
VBATT.................................................. –0.3V to 6.0V
All Other Inputs ....................– 0.3V to (VOUT + 0.3V)
Input Current
VCC ................................................................200mA
VBATT ...............................................................50mA
GND.................................................................20mA
VOUT Output Current ...................Short-Circuit Protected
Power Dissipation ...............................................500mW
Operating Temperature Range
LTC690/91/94/95C ............................... 0°C to 70°C
LTC690/91/94/95I ............................– 40°C to 85°C
Storage Temperature Range .................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec.) ................. 300°C
PIN CONFIGURATION
VBATT 1
VOUT 2
VCC 3
GND 4
BATT ON 5
LOW⎯LINE 6
OSC IN 7
OSC SEL 8
TOP VIEW
16 RESET
15 RESET
14 WDO
13 CE IN
12 CE OUT
11 WDI
10 PFO
9 PFI
N PACKAGE
16-LEAD PDIP
TJMAX = 110°C, θJA = 130°C/W
VOUT 1
VCC 2
GND 3
PFI 4
TOP VIEW
8 VBATT
7 RESET
6 WDI
5 PFO
N8 PACKAGE
8-LEAD PDIP
TJMAX = 110°C, θJA = 130°C/W (N8)
VBATT 1
VOUT 2
VCC 3
GND 4
BATT ON 5
LOW⎯LINE 6
OSC IN 7
OSC SEL 8
TOP VIEW
16 RESET
15 RESET
14 WDO
13 CE IN
12 CE OUT
11 WDI
10 PFO
9 PFI
SW PACKAGE
16-LEAD WIDE PLASTIC SO
TJMAX = 110°C, θJA = 130°C/W CONDITIONS: PCB MOUNT ON
FR4 MATERIAL, STILL AIR AT 25°C, COPPER TRACE
TOP VIEW
VOUT 1
VCC 2
GND 3
PFI 4
8 VBATT
7 RESET
6 WDI
5 PFO
S8 PACKAGE
8-LEAD PLASTIC SO
TJMAX = 110°C, θJA = 180°C/W CONDITIONS; PCB MOUNT ON
FR4 MATERIAL, STILL AIR AT 25°C, COPPER TRACE
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