LM317D2TG ON Semiconductor, LM317D2TG Datasheet - Page 9

• Manufacturer Part Number: LM317D2TG
• Description: IC REG POS 1.5A ADJ OUT D2PAK
• Manufacturer: ON Semiconductor

Specifications of LM317D2TG

• 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: 0°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: 0 C
• Mounting Style: SMD/SMT
• Reference Voltage: 1.3 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Dropout (typical): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: LM317D2TG; LM317D2TGOS

* To provide current limiting of I
*
*
ground, the source of the FET must be tied to a
negative voltage below - 1.25 V.
R
V
I
As shown 0 < I
Lmin
1
O
=
< BV
V
Figure 23. Adjustable Current Limiter
+25 V
in
- I
V
in
Figure 25. Slow Turn−On Regulator
I
DSS
Omax
DSS
Adjust
V
< I
+ 1.25 V + V
Adjust
ref
+ I
O
O
R
LM317
DSS
2
< 1.5 A.
< 1.0 A.
LM317
SS
MPS2907
R
,
O
2
to the system
≤
V
V
I
out
V
DDS
out
ref
240
50 k
1.25
R
1
100
R
2
+
V
1N4001
10 mF
SS
*
2N5640
D
1N4001
D
1N4001
1
2
http://onsemi.com
I
out
9
Figure 24. 5.0 V Electronic Shutdown Regulator
V
in
V
in
* D
Adjust
1
protects the device during an input short circuit.
Adjust
Figure 26. Current Regulator
LM317
720
LM317
I out +
10 mA ≤ I
1N4002
+
D
1
I
*
Adj
1.25 V
V
R 1
V
out
R 1
out
120
ref
≤ 1.5 A
Minimum V
V
out
MPS2222
R
) I
1
Adj
1.0 k
+
out
1.0 mF
= 1.25 V
I
out
TTL
Control