LM317BD2TG ON Semiconductor, LM317BD2TG Datasheet - Page 8

• Manufacturer Part Number: LM317BD2TG
• Description: IC REG POS 1.5A ADJ OUT D2PAK
• Manufacturer: ON Semiconductor

Specifications of LM317BD2TG

• Regulator Topology: Positive Adjustable
• Voltage - Output: 1.2 ~ 37 V
• Voltage - Input: Up to 40V
• Number Of Regulators: 1
• Current - Output: 500mA
• Current - Limit (min): 1.5A
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: TO-263-2, D⊃2Pak (2 leads + Tab), TO-263AB
• Polarity: Positive
• Number Of Outputs: 1
• Output Type: Adjustable
• Output Voltage: 1.2 V to 37 V
• Output Current: 1.5 A
• Line Regulation: 0.04 % / V
• Load Regulation: 0.5 % / V
• Input Voltage Max: 40 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Reference Voltage: 1.3 V
• Primary Input Voltage: 40V
• Output Voltage Adjustable Range: 1.2V To 37V
• No. Of Pins: 3
• Operating Temperature Range: 0°C To +125°C
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Current Rating: 1.5A
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Dropout (typical): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: LM317BD2TG; LM317BD2TGOS

*
*
* D
Diodes D
allow adjustment of output voltage to 0 V.
32 V to 40 V
6
protects both LM317's during an input short circuit.
1
V
Figure 22. ‘‘Laboratory’’ Power Supply with Adjustable Current Limit and Output Voltage
and D
in
2
and transistor Q
V
in1
0.1 mF
LM317
2
(1)
are added to
Figure 21. D
80
70
60
50
40
30
Adjust 1
Power Dissipation versus P.C.B. Copper Length
0
Current
Adjust
Limit
Vertically
Mounted
V
Free Air
5.0
out1
2
PAK Thermal Resistance and Maximum
2N3822
R
SC
Q
1.0K
L, LENGTH OF COPPER (mm)
1
1N4002
http://onsemi.com
-10 V
10
D
6
*
Minimum
Size Pad
R
8
qJA
P
15
D
1N4001
D(max)
D
1N4001
V
1
2
in2
for T
2N5640
20
A
5.0 k
Q
= +50°C
L
2
LM317
Î Î Î Î
Î Î Î Î
Î Î Î Î
Î Î Î Î
-10 V
2.0 oz. Copper
(2)
Adjust 2
25
1N4001
L
IN4001
Voltage
Adjust
D
D
240
3
4
V
out 2
30
3.5
3.0
2.5
2.0
1.5
1.0
Output Range: 0 ≤ V
Output Range:
+
IN4001
D
10 mF
5
0 ≤ I
I
+
out
1.0 mF
Tantalum
O
O
≤ 1.5 A
≤ 25 V
V
out