LT1500 데이터 시트보기 (PDF) - Linear Technology
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LT1500 Datasheet PDF : 16 Pages
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LT1500/LT1501
ABSOLUTE MAXIMUM RATINGS
Supply Voltage ........................................................ 20V
Switch Voltage (SW)................................................ 30V
Shutdown Voltage (SHDN) ...................................... 20V
ISENSE Voltage .......................................................... 20V
FB Voltage ................................................................. 5V
LBI Voltage ................................................................ 5V
LBO Voltage ............................................................. 15V
Operating Ambient Temperature Range
Commercial ............................................. 0°C to 70°C
Industrial ............................................ – 40°C to 85°C
Operating Junction Temperature Range
Commercial ........................................... 0°C to 100°C
Industrial .......................................... – 40°C to 100°C
Storage Temperature Range ................. – 65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
PACKAGE/ORDER INFORMATION
TOP VIEW
SHDN 1
VC 2
VIN 3
ISENSE 4
NC 5
GND 6
PGND 7
14 FB
13 NFB
12 SS
11 LBI
10 LBO
9 SYNC
8 SW
S PACKAGE
14-LEAD PLASTIC SO
TJMAX = 100°C, θJA = 100°C/ W
ORDER PART NUMBER
LT1500CS
LT1500IS
SHDN 1
VC 2
VIN 3
ISENSE 4
NC 5
GND 6
PGND 7
TOP VIEW
14 VOUT (3.3V/5V)
13 SELECT
12 SS
11 LBI
10 LBO
9 SYNC
8 SW
S PACKAGE
14-LEAD PLASTIC SO
TJMAX = 100°C, θJA = 100°C/ W
ORDER PART NUMBER
LT1500CS-3/5
LT1500IS-3/5
Consult factory for Military grade parts.
TOP VIEW
SHDN 1
VIN 2
ISENSE 3
GND 4
8 FB/OUT
7 LBI
6 LBO
5 SW
S8 PACKAGE
8-LEAD PLASTIC SO
TJMAX = 100°C, θJA = 120°C/ W
ORDER PART NUMBER
LT1501CS8
LT1501CS8-3.3
LT1501CS8-5
LT1501IS8
LT1501IS8-3.3
LT1501IS8-5
ELECTRICAL CHARACTERISTICS TJ = 25°C, VIN = 2.3V unless otherwise noted.
PARAMETER
Feedback/Output Pin Reference Voltage
Reference Voltage Line Regulation
Feedback Pin Bias Current
CONDITIONS
LT1500/LT1501, TJ = 25°C
All Conditions (Note 6)
LT1500-3/5, Select Pin Open
All Conditions (Note 6)
LT1500-3/5, Select Pin Grounded
All Conditions (Note 6)
VIN = 2.3V to 15V
MIN TYP MAX
1.240 1.265 1.290
q 1.235
1.295
3.230 3.300 3.370
q 3.200
3.400
4.900 5.000 5.100
q 4.85
5.15
q
0.02 0.06
q
30 100
UNITS
V
V
V
V
V
V
%/V
nA
2
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