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
the references to Nexperia, as shown below.
Instead of http://www.nxp.com, http://www.philips.com/ or http://www.semiconductors.philips.com/,
use http://www.nexperia.com
Instead of sales.addresses@www.nxp.com or sales.addresses@www.semiconductors.philips.com, use
salesaddresses@nexperia.com (email)
Replace the copyright notice at the bottom of each page or elsewhere in the document, depending on
the version, as shown below:
- © NXP N.V. (year). All rights reserved or © Koninklijke Philips Electronics N.V. (year). All rights
reserved
Should be replaced with:
- © Nexperia B.V. (year). All rights reserved.
If you have any questions related to the data sheet, please contact our nearest sales office via e-mail
or telephone (details via salesaddresses@nexperia.com). Thank you for your cooperation and
understanding,
Kind regards,
Team Nexperia
DATA SHEET
Product data sheet
Supersedes data of 1999 May 26
2003 Mar 20
DISCRETE SEMICONDUCTORS
BAS19; BAS20; BAS21
General purpose diodes
db
ook, halfpage
M3D088
2003 Mar 20 2
NXP Semiconductors Product data sheet
General purpose diodes BAS19; BAS20; BAS21
FEATURES
Small plastic SMD package
Switching speed: max. 50 ns
General application
Continuous reverse voltage: max. 100 V; 150 V; 200 V
Repetitive peak reverse voltage: max. 120 V; 200 V;
250
V
Repetitive peak forward current: max. 625 mA.
APPLICATIONS
General purpose switching in e.g. surface mounted
circuits.
DESCRIPTION
The BAS19, BAS20 and BAS21 are general purpose
diodes fabricated in planar technology, and encapsulated
in a small SOT23 plastic SMD package.
MARKING
Note
1. = p: Made in Hong Kong.
= t: Made in Malaysia.
= W: Made in China.
PINNING
TYPE NUMBER MARKING CODE
(1)
BAS19 JP
BAS20 JR
BAS21 JS
PIN DESCRIPTION
1 anode
2 not connected
3 cathode
handbook, halfpage
21
3
MAM185
2
n.c.
1
3
Fig.1 Simplified outline (SOT23) and symbol.

BAS21,215

Mfr. #:
Manufacturer:
Nexperia
Description:
Diodes - General Purpose, Power, Switching SW 200V 200MA HS
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union