LTC693I Просмотр технического описания (PDF) - Linear Technology
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LTC693I Datasheet PDF : 16 Pages
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LTC692/LTC693
ABSOLUTE AXI U RATI GS (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
LTC692C/LTC693C ............................... 0°C to 70°C
LTC692I/LTC693I ............................ – 40°C to 85°C
Storage Temperature Range ................ – 65°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300°C
PACKAGE/ORDER I FOR ATIO (Note 3)
VOUT 1
VCC 2
GND 3
PFI 4
TOP VIEW
8 VBATT
7 RESET
6 WDI
5 PFO
N8 PACKAGE
S8 PACKAGE
8-LEAD PLASTIC DIP 8-LEAD PLASTIC SOIC
TJMAX = 110°C, θJA = 130°C/W (N)
TJMAX = 110°C, θJA = 180°C/W (S)
S8 Package Conditions: PCB Mount on FR4 Material,
Still Air at 25°C, Copper Trace
ORDER PART
NUMBER
LTC692CN8
LTC692IN8
LTC692CS8
LTC692IS8
S8 PART MARKING
692
692I
TOP VIEW
VBATT 1
VOUT 2
VCC 3
GND 4
BATT ON 5
LOW LINE 6
OSC IN 7
OSC SEL 8
16 RESET
15 RESET
14 WDO
13 CE IN
12 CE OUT
11 WDI
10 PFO
9 PFI
N PACKAGE
S PACKAGE
16-LEAD PLASTIC DIP 16-LEAD PLASTIC SOL
TJMAX = 110°C, θJA = 130°C/W (N, S)
S16 Package Conditions: PCB Mount on FR4 Material,
Still Air at 25°C, Copper Trace
ORDER PART
NUMBER
LTC693CN
LTC693IN
LTC693CS
LTC693IS
PRODUCT SELECTIO GUIDE
RESET
THRESHOLD WATCHDOG
PINS
(V)
TIMER
LTC692
8
4.40
X
LTC693
16
4.40
X
LTC690
8
4.65
X
LTC691
16
4.65
X
LTC694
8
4.65
X
LTC695
16
4.65
X
LTC699
8
4.65
X
LTC1232
8
4.37/4.62
X
LTC1235
16
4.65
X
LTC694-3.3
8
2.90
X
LTC695-3.3
16
2.90
X
BATTERY
BACKUP
X
X
X
X
X
X
X
X
X
POWER FAIL
WARNING
X
X
X
X
X
X
X
X
X
RAM WRITE
PROTECT
CONDITIONAL
PUSHBUTTON BATTERY
RESET
BACKUP
X
X
X
X
X
X
X
X
2
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