Page 1
1 www.semtech.com
EZ5Z3
1A 5V to 3.3V or Adjustable
Output EZ DROPPER
POWER MANAGEMENT
Revision 1, January 2001
u External components not required
u Heatsink not required
u 2 simple connections
u 1A output current
u Generates no EMI or spikes
u Drops 5V to 3.3V, ADJ
u Industrial temperature range
u SOT-223 and TO-220 packages
The EZ5Z3 voltage converters are innovative two
terminal devices that accept a regulated 5V input and
reduce it to 3.3V over a range of 10mA to 1A. The
EZ5Z3-ADJ is an adjustable three terminal version
allowing output voltage trimming.
The EZ5Z3 is available in SOT-223 and TO-220
packages.
5V IN
3.3V OUT
5V IN
0.1V to 3.7V OUT
U1
EZ5Z3-3.3
3 2
1
IN OUT
NC
U1
EZ5Z3-ADJ
3 2
1
IN OUT
ADJ
R1
R2
A300
V
RR
VVV
R
R
1VV
DROP
21
DROPINOUT
2
1
REFDROP
µ
≤+
−=
+=
Description Features
Applications
u Cellular Telephones
u Instrumentation
u Peripheral Cards
u Medical Equipment
Typical Application Circuits
Page 2
2ã 2001 Semtech Corp. www.semtech.com
EZ5Z3
POWER MANAGEMENT
retemaraPlobmySsnoitidnoCniMpyTxaMstinU
3.3-3Z5ZEV
TUO
V
NI
I,V5=
TUO
Am005=02.303.393.3V
V
NI
Am01,V5= £ I
TUO
£ A1 31.364.3
JDA-3Z5ZEV
FER
V
NI
I,V5=
TUO
Am005=12.152.182.1V
V
NI
Am01,V5= £ I
TUO
£ A1 81.113.1
noitalugeRdaoLGER
)DAOL(
V
NI
I,V5=
TUO
A1otAm01=5.00.1V%
TUO
tneiciffeoCerutarepmeTT
C
V
NI
I,V5=
TUO
Am005= 500.010.0 V%
TUO
C°/
retemaraPlobmySmumixaMstinU
noitapissiDrewoPP
D
2W
tnerruCsuounitnoCI
C
1A
tneibmAotnoitcnuJecnatsiseRlamrehT
322-TOS
022-OT
q
AJ
26
05
W/C°
esaCotnoitcnuJecnatsiseRlamrehT
322-TOS
022-OT
q
CJ
4
4
W/C°
egnaRerutarepmeTtneibmAgnitarepOT
A
521ot04-C°
egnaRerutarepmeTnoitcnuJgnitarepOT
J
051ot04-C°
egnaRerutarepmeTegarotST
GTS
051ot56-C°
.ceS01)gniredloS(erutarepmeTdaeLT
DAEL
003C°
)ledoMydoBnamuH(gnitaRDSEV
DSE
2Vk
Absolute Maximum Ratings
Electrical Characteristics
Unless specified: TA = 25°C. Values in bold apply over the full operating ambient temperature range.
Page 3
3ã 2001 Semtech Corp. www.semtech.com
EZ5Z3
POWER MANAGEMENT
niP)3.3-(noitcnuF)JDA-(noitcnuF
1CNJDA
2TUOTUO
3NINI
TUOsiBAT
eciveDVNIegakcaPV
TUO
stloV
RT.3.3S-3Z5ZE
RT.JDAS-3Z5ZE
5322-TOS
)1(
3.3
JDA
3.3T-3Z5ZE
JDAT-3Z5ZE
5022-OT
)2(
3.3
JDA
Notes:
(1) Only available in tape and reel packaging. A reel
contains 2500 devices.
(2) Only available in tube packaging. A tube contains 50
devices.
EZ5Z3-3.3
EZ5Z3-ADJ
Pin Configurations Ordering Information
Symbol
SOT-223
TO-220
Page 4
4ã 2001 Semtech Corp. www.semtech.com
EZ5Z3
POWER MANAGEMENT
Outline Drawing - SOT-223
Land Pattern - SOT-223
Page 5
5ã 2001 Semtech Corp. www.semtech.com
EZ5Z3
POWER MANAGEMENT
Outline Drawing - TO-220
Semtech Corporation
Power Management Products Division
652 Mitchell Rd., Newbury Park, CA 91320
Phone: (805)498-2111 FAX (805)498-3804
Contact Information
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