LT1085IM#PBF Linear Technology, LT1085IM#PBF Datasheet - Page 15

• Manufacturer Part Number: LT1085IM#PBF
• Description: IC LDO REG ADJ 3A 3-DDPAK
• Manufacturer: Linear Technology

Specifications of LT1085IM#PBF

• Regulator Topology: Positive Adjustable
• Voltage - Output: 1.25 ~ 28.5 V
• Voltage - Input: 2.55 ~ 30 V
• Voltage - Dropout (typical): 1.3V @ 3A
• Number Of Regulators: 1
• Current - Output: 3A
• Current - Limit (min): 3.2A
• Operating Temperature: -40°C ~ 150°C
• Mounting Type: Surface Mount
• Package / Case: TO-263-2, D⊃2Pak (2 leads + Tab), TO-263AB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TYPICAL APPLICATION
28V
V
IN
10k
High Effi ciency Regulator with Switching Preregulator
1k
V
V
TTL
*NEEDED IF DEVICE IS FAR FROM FILTER CAPACITORS
†
IN
IN
V
OUT
1M
LT1011
+
+
= 1.25V 1 + R2
MR1122
1.2V to 15V Adjustable Regulator
C1*
10μF
10μF
1mH
1k
+
–
5V Regulator with Shutdown*
*OUTPUT SHUTS DOWN TO 1.3V
IN
(
IN
+
1k
R1
1N914
LT1083
LT1083
ADJ
)
ADJ
28V
10,000μF
2N3904
R2
1k
4N28
10k
10k
OUT
OUT
470Ω
1N914
28V
IN
R1
90.9Ω
365Ω
1%
121Ω
1%
LT1083
ADJ
+
LT1083/LT1084/LT1085
+
1083/4/5 ADJ TA09
1083/4/5 ADJ TA08
C2
100μF
100μF
V
OUT
V
5V
OUT
OUT
†
1083/4/5 ADJ TA06
2k
240Ω
V
OUT
15
108345fg