LT1805 查看數據表（PDF） - Linear Technology
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LT1805 Datasheet PDF : 20 Pages
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LT1803/LT1804/LT1805
ABSOLUTE MAXIMUM RATINGS (Note 1)
Total Supply Voltage (V+ to V–) ........................... 12.6V
Input Current (Note 2) ....................................... ±10mA
Output Short-Circuit Duration (Note 3) ........... Indefinite
Operating Temperature Range (Note 4) .. – 40°C to 85°C
Specified Temperature Range (Note 5) ... – 40°C to 85°C
Maximum Junction Temperature ......................... 150°C
Maximum Junction Temperature (DD Package) .. 125°C
Storage Temperature Range ................. – 65°C to 150°C
Storage Temperature Range
(DD Package) ....................................... – 65°C to 125°C
Lead Temperature (Soldering, 10 sec).................. 300°C
PACKAGE/ORDER INFORMATION
VOUT 1
V– 2
+IN 3
TOP VIEW
5 V+
4 –IN
S5 PACKAGE
5-LEAD PLASTIC TSOT-23
TJMAX = 150°C, θJA = 250°C/W
TOP VIEW
NC 1
–IN 2
+IN 3
V– 4
8 NC
7 V+
6 VOUT
5 NC
S8 PACKAGE
8-LEAD PLASTIC SO
TJMAX = 150°C, θJA = 190°C/W
ORDER PART
NUMBER
LT1803CS5
LT1803IS5
S5 PART
MARKING*
LTAFN
ORDER PART
NUMBER
LT1803CS8
LT1803IS8
TOP VIEW
OUT A 1
–IN A 2
+IN A 3 A
V– 4
8 V+
7 OUT B
6 –IN B
B–+ 5 +IN B
DD PACKAGE
8-LEAD (3mm × 3mm) PLASTIC DFN
TJMAX = 125°C, θJA = 160°C/W
UNDERSIDE METAL INTERNALLY CONNECTED TO V–
(PCB CONNECTION OPTIONAL)
OUT A 1
–IN A 2
+IN A 3
V– 4
TOP VIEW
A
–
B+
8 V+
7 OUT B
6 –IN B
5 +IN B
S8 PACKAGE
8-LEAD PLASTIC SO
TJMAX = 150°C, θJA = 190°C/W
ORDER PART
NUMBER
LT1804CDD
LT1804IDD
DD PART
MARKING*
LADJ
ORDER PART
NUMBER
LT1804CS8
LT1804IS8
S8 PART
MARKING
1804
1804I
Consult LTC Marketing for parts specified with wider operating temperature ranges.
*The temperature grades are identified by a label on the shipping container.
S8 PART
MARKING
1803
1803I
TOP VIEW
OUT A 1
–IN A 2
+IN A 3 A
V+ 4
+IN B 5 B
–IN B 6
OUT B 7
14 OUT D
13 –IN D
D–+ 12 +IN D
11 V –
C–+ 10 +IN C
9 –IN C
8 OUT C
S PACKAGE
14-LEAD PLASTIC SO
TJMAX = 150°C, θJA = 160°C/W
ORDER PART
NUMBER
LT1805CS
LT1805IS
180345f
2
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