TS317L Taiwan Semiconductor, TS317L Datasheet

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TS317L

Manufacturer Part Number
TS317L
Description
3-Terminal Adjustable Positive Voltage Regulator
Manufacturer
Taiwan Semiconductor
Datasheet

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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TS317LCS RL
Manufacturer:
TSC
Quantity:
20 000
Part Number:
TS317LCT
Manufacturer:
Taiwan Semiconductor
Quantity:
1 883
www.DataSheet.co.kr
General Description
The TS317L is adjustable 3-terminal positive voltage regulator capable of supplying in excess of 100mA over an
output voltage range of 1.25 V to 37 V. This voltage regulator is exceptionally easy to use and require only two
external resistors to set the output voltage. Further, it employs internal current limiting, thermal shutdown and safe
area compensation, making it essentially blow-out proof.
Besides replacing fixed regulators, the TS317L is useful in a wide variety of other applications. Since the regulator is
“floating “ and sees only the input-to-output differential voltage, supplies of several hundred volts can be regulated as
long as the maximum input-to-output differential is not exceeded.
Also, it makes an especially simple adjustable switching regulator, a programmable output regulator, or by connecting
a fixed resistor between the adjustment and output, the TS317L can be used as a precision current regulator.
Supplies with electronic shutdown can be achieved by clamping the adjustment terminal to ground which programs
the output to 1.25V where most loads draw little current.
Features
Ordering Information
TS317LCT B0
TS317LCT A3
TS317LCS RL
Output Voltage Range 1.25 to 37V
Output current in Excess of 100mA
Eliminates Stocking Many Fixed Voltages
Internal Thermal Overload Protection
Current Limit Constant with Temperature
Output transistor safe-area compensation
Output voltage offered in 4% tolerance
Floating Operation for High Voltage Applications
Part No.
TO-92
Pin Definition:
1. Adjustable
2. Output
3. Input
Package
SOP-8
TO-92
TO-92
2.5Kpcs / 13” Reel
2Kpcs / Ammo
1Kpcs / Bulk
Packing
3-Terminal Adjustable Positive Voltage Regulator
SOP-8
Pin Definition:
1. Input
2. Output
3. Output
4. Adjustable
1/11
Standard Application Circuit
Cin is required if regulator is located an appreciable
distance from power supply filter.
Co is not needed for stability, however, it does improve
transient response.
Since I
associated with this term is negligible in most
applications
Vout = 1.25 V(1 + R2 / R1 ) + I
Adj
8. N/C
7. Output
6. Output
5. N/C
is controlled to less than 100 µA, the error
Adj
R2
TS317L
Version: B07
Datasheet pdf - http://www.DataSheet4U.net/

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TS317L Summary of contents

Page 1

... Further, it employs internal current limiting, thermal shutdown and safe area compensation, making it essentially blow-out proof. Besides replacing fixed regulators, the TS317L is useful in a wide variety of other applications. Since the regulator is “floating “ and sees only the input-to-output differential voltage, supplies of several hundred volts can be regulated as long as the maximum input-to-output differential is not exceeded ...

Page 2

... Typ. Vref 1.20 1.25 REGline -- 0.01 REGload -- 5.0 -- 0.1 REGtherm -- 0.03 Iadj -- 50 -- 0.2 ΔIadj Imax 100 200 -- ILmin -- 3 0.003 PSRR -- 0.3 due to heating effects must O TS317L Unit Max. Unit 1.30 V 0.07 %/ 0.5 %V 0.07 %Vo/W 100 uA 5 1.0 % Version: B07 Datasheet pdf - http://www.DataSheet4U.net/ ...

Page 3

... Functional Block Diagram Test Circuit Figure 1. Line Regulation Test Circuit Figure 3. Standard Test Circuit 3-Terminal Adjustable Positive Voltage Regulator Figure 2. Load Regulation and Figure 4. Ripple Rejection Test Circuit 3/11 TS317L ∆Iadj/Load Test Circuit Version: B07 Datasheet pdf - http://www.DataSheet4U.net/ ...

Page 4

... Electrical Characteristics Curve Figure 5. Load Regulation Figure 7. Adjustment Pin Current Figure 9. Temperature Stability 3-Terminal Adjustable Positive Voltage Regulator Figure 8. Dropout Voltage Figure 10. Minimum Operating Current 4/11 TS317L Figure 6. Current Limit Version: B07 Datasheet pdf - http://www.DataSheet4U.net/ ...

Page 5

... Electrical Characteristics Curve Figure 11. Ripple Rejection Figure 13. Line Regulation Figure 15. Line Transient Response 3-Terminal Adjustable Positive Voltage Regulator Figure 12. Ripple Rejection vs. Frequency Figure 14. Output Noise Figure 16. Load Transient Response 5/11 TS317L Version: B07 Datasheet pdf - http://www.DataSheet4U.net/ ...

Page 6

... If the load current is less than this minimum, the output voltage will rise. Since the TS317L is a floating regulator only the voltage differential across the circuit which is important to performance, and operation at high voltages with respect to ground is possible. ...

Page 7

... Application information (Continue) Figure 19. “LABORATORY” power supply with adjustable current limit and output voltage Figure 20. Adjustable Current Limiter 3-Terminal Adjustable Positive Voltage Regulator Figure 21. 5V Electronic Shutdown Regulator 7/11 TS317L Version: B07 Datasheet pdf - http://www.DataSheet4U.net/ ...

Page 8

... Application information (Continue) Figure 22. Slow Turn-on Regulator 3-Terminal Adjustable Positive Voltage Regulator 8/11 TS317L Figure 23. Current Regulator Version: B07 Datasheet pdf - http://www.DataSheet4U.net/ ...

Page 9

... Marking Diagram 3-Terminal Adjustable Positive Voltage Regulator TO-92 Mechanical Drawing DIM = Year Code = Month Code (A=Jan, B=Feb, C=Mar, D=Apl, E=May, F=Jun, G=Jul, H=Aug, I=Sep, J=Oct, K=Nov, L=Dec) = Lot Code 9/11 TS317L TO-92 DIMENSION MILLIMETERS INCHES MIN MAX MIN A 4.30 4.70 0.169 B 4.30 4.70 0.169 C 14.30(typ) 0.563(typ ...

Page 10

... SOP-8 Mechanical Drawing DIM Year Code = Month Code (A=Jan, B=Feb, C=Mar, D=Apl, E=May, F=Jun, G=Jul, H=Aug, I=Sep, J=Oct, K=Nov, L=Dec) = Lot Code 10/11 TS317L SOP-8 DIMENSION MILLIMETERS INCHES MIN MAX MIN MAX. 4.80 5.00 0.189 0.196 3.80 4.00 0.150 0.157 1.35 1.75 0.054 ...

Page 11

... The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications. Customers using or selling these products for use in such applications their own risk and agree to fully indemnify TSC for any damages resulting from such improper use or sale. 3-Terminal Adjustable Positive Voltage Regulator Notice 11/11 TS317L Version: B07 Datasheet pdf - http://www.DataSheet4U.net/ ...

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