NCP1086ST-ADJT3G ON Semiconductor, NCP1086ST-ADJT3G Datasheet

IC REG 1.5A ADJ VOLTAGE SOT223

NCP1086ST-ADJT3G

Manufacturer Part Number
NCP1086ST-ADJT3G
Description
IC REG 1.5A ADJ VOLTAGE SOT223
Manufacturer
ON Semiconductor
Datasheet

Specifications of NCP1086ST-ADJT3G

Regulator Topology
Positive Adjustable
Voltage - Output
1.25 ~ 5.5 V
Voltage - Input
Up to 7V
Voltage - Dropout (typical)
1.05V @ 1.5A
Number Of Regulators
1
Current - Output
1.5A
Current - Limit (min)
1.6A
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
SOT-223 (3 leads + Tab), SC-73, TO-261
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
NCP1086ST-ADJT3GOS
NCP1086
1.5 A Adjustable and 3.3 V
Fixed Output Linear
Regulator
output voltage. The adjustable output voltage device uses two external
resistors to set the output voltage within a 1.25 V to 5.5 V range.
microprocessor supply. The fast loop response and low dropout
voltage make this regulator ideal for applications where low voltage
operation and good transient response are important.
1.4 V at 1.5 A output current. Device protection includes overcurrent
and thermal shutdown.
regulators and has lower dropout voltage.
D
Features
© Semiconductor Components Industries, LLC, 2009
December, 2009 − Rev. 9
5.0 V
2
The NCP1086 linear regulator provides 1.5 A at 3.3 V or adjustable
The regulators is intended for use as post regulator and
The circuit is designed to operate with dropout voltages less than
This device is pin compatible with LT1086 family of linear
The regulators are available in TO−220−3, surface mount
Output Current to 1.5 A
Output Accuracy to ±1% Over Temperature
Dropout Voltage (Typical) 1.05 V @ 1.5 A
Fast Transient Response
Fault Protection Circuitry
Pb−Free Packages are Available
PAK−3, and SOT−223 packages.
Figure 1. Application Diagram, Adjustable Output
Current Limit
Thermal Shutdown
10 mF
5.0 V
V
IN
NCP1086
Adj
V
OUT
124 W
1.0%
200 W
1.0%
22 mF
5.0 V
3.3 V
@ 1.5 A
1
Figure 2. Application Diagram, 3.3 V Fixed Output
10 mF
5.0 V
See detailed ordering and shipping information in the package
dimensions section on page 9 of this data sheet.
See general marking information in the device marking
section on page 10 of this data sheet.
1 2
1
V
2
IN
3
3
1
DEVICE MARKING INFORMATION
2 3
NCP1086
ORDERING INFORMATION
GND
http://onsemi.com
V
CASE 418AB
CASE 221A
CASE 318E
DP SUFFIX
ST SUFFIX
OUT
TO−220−3
T SUFFIX
D
SOT−223
2
PAK−3
Publication Order Number:
Tab = V
Pin 1. Adj
Tab = V
Pin 1. GND
3.3 V Fixed
Adjustable
NCP1086/D
22 mF
5.0 V
3.3 V
@ 1.5 A
Output
Output
2. V
3. V
2. V
3. V
OUT
OUT
OUT
IN
OUT
IN

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NCP1086ST-ADJT3G Summary of contents

Page 1

NCP1086 1.5 A Adjustable and 3.3 V Fixed Output Linear Regulator The NCP1086 linear regulator provides 1 3 adjustable output voltage. The adjustable output voltage device uses two external resistors to set the output voltage within ...

Page 2

MAXIMUM RATINGS* Supply Voltage Operating Temperature Range Junction Temperature Storage Temperature Range Lead Temperature Soldering: ESD Damage Threshold Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating ...

Page 3

ELECTRICAL CHARACTERISTICS 0°C ≤ T ≤ 70°C, T ≤ +150°C, unless otherwise specified Characteristic FIXED OUTPUT VOLTAGE (continued) Ripple Rejection (Note 9) Thermal Shutdown (Note 10) Thermal Shutdown Hysteresis (Note 10) 9. Guaranteed by design, not 100% ...

Page 4

TYPICAL PERFORMANCE CHARACTERISTICS 1. 0°C CASE 1.00 0.95 0. 25°C CASE 0.85 0. 125°C CASE 0.75 0 300 600 900 I (mA) OUT Figure 5. Dropout Voltage vs. Output Current ...

Page 5

T = 25°C CASE OUT 35 (V − 3V) IN OUT V = 1.6V RIPPLE 0.1 mF Adj ...

Page 6

R1 is chosen so that the minimum load current is at least 2.0 mA. R1 and R2 should be the same type, e.g. metal film for best tracking over temperature OUT IN NCP1086 ...

Page 7

Protection Diodes When large external capacitors are used with a linear regulator it is sometimes necessary to add protection diodes. If the input voltage of the regulator gets shorted, the output capacitor will discharge into the output of the regulator. ...

Page 8

The case is connected and electrical isolation OUT may be required for some applications. Thermal compound should always be used with high current regulators such as these. The thermal characteristics depend on the following ...

Page 9

... NCP1086T−ADJ NCP1086T−ADJG NCP1086D2T−033 NCP1086D2T−33R4 NCP1086D2T−33R4G NCP1086ST−33T3 3.3 V NCP1086ST−33T3G NCP1086T−033 NCP1086T−033G †For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specifications Brochure, BRD8011/D. Package 2 ...

Page 10

Adjustable Output 2 TO−220−3 D PAK−3 SOT−223 T SUFFIX D2T SUFFIX ST SUFFIX CASE 221A CASE 418AB CASE 318E AYW 086−AG NCP1086−A AWLYWWG NCP1086−A AWLYWWG MARKING DIAGRAMS TO−220−3 T SUFFIX CASE 221A G 1086−33 AWLYWWG 1 A ...

Page 11

PACKAGE DIMENSIONS TO−220 3−LEAD T SUFFIX CASE 221AF−01 ISSUE A NOTES: 1. DIMENSIONING AND TOLERANCING PER ASME 2. CONTROLLING DIMENSION: INCHES. 3. DIMENSIONS D AND E ...

Page 12

... RECOMMENDED MOUNTING FOOTPRINT* 0.424 0.631 0.100 0.040 PITCH 3X DIMENSIONS: MILLIMETERS *For additional information on our Pb−Free strategy and soldering details, please download the ON Semiconductor Soldering and Mounting Techniques Reference Manual, SOLDERRM/D. PACKAGE THERMAL DATA Parameter Typical R qJC Typical R qJA * Depending on thermal properties of substrate. R ...

Page 13

... Opportunity/Affirmative Action Employer. This literature is subject to all applicable copyright laws and is not for resale in any manner. PUBLICATION ORDERING INFORMATION LITERATURE FULFILLMENT: Literature Distribution Center for ON Semiconductor P.O. Box 5163, Denver, Colorado 80217 USA Phone: 303−675−2175 or 800−344−3860 Toll Free USA/Canada Fax: 303− ...

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