Important notice
Dear Customer,
On 7 February 2017 the former NXP Standard Product business became a new company with the
tradename Nexperia. Nexperia is an industry leading supplier of Discrete, Logic and PowerMOS
semiconductors with its focus on the automotive, industrial, computing, consumer and wearable
application markets
In data sheets and application notes which still contain NXP or Philips Semiconductors references, use
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use http://www.nexperia.com
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Replace the copyright notice at the bottom of each page or elsewhere in the document, depending on
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- © NXP N.V. (year). All rights reserved or © Koninklijke Philips Electronics N.V. (year). All rights
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Should be replaced with:
- © Nexperia B.V. (year). All rights reserved.
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Kind regards,
Team Nexperia
S
O
T
2
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NCR402T
20 mA LED driver in SOT23
16 October 2015 Product data sheet
Scan or click this QR code to view the latest information for this product
1. General description
LED driver consisting of a resistor-equipped PNP transistor with two diodes on one chip
in a small SOT23 plastic package.
2. Features and benefits
Stabilized output current of 20 mA
High currrent accuracy at supply voltage variation
Reduces component count and board space
Qualified according to AEC-Q101
3. Applications
Constant current LED driver
Generic constant current source
Automotive applications
4. Quick reference data
Table 1. Quick reference data
Symbol Parameter Conditions Min Typ Max Unit
I
O
output current V
SUP
= 10 V; V
O
= 8.6 V; T
amb
= 25 °C;
pulsed; t
p
≤ 300 µs; δ ≤ 0.02
17 20 23 mA
V
SUP
supply voltage - - 18 V
NXP Semiconductors
NCR402T
20 mA LED driver in SOT23
NCR402T All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2015. All rights reserved
Product data sheet 16 October 2015 2 / 12
5. Pinning information
Table 2. Pinning information
Pin Symbol Description Simplified outline Graphic symbol
1 GND ground
2 V
SUP
supply voltage
3 I
O
/V
O
output current/output voltage
1 2
3
TO-236AB (SOT23)
6. Ordering information
Table 3. Ordering information
PackageType number
Name Description Version
NCR402T TO-236AB plastic surface-mounted package; 3 leads SOT23
7. Marking
Table 4. Marking codes
Type number Marking code
NCR402T BF

NCR402TR

Mfr. #:
Manufacturer:
Nexperia
Description:
LED Lighting Drivers NCR402T/TO-236AB/REEL 7" Q3/T4
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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