Anglia Lighting LED Solid State Lighting
 

Zetex

 

Zetex efficient LED drivers  

Advances in high brightness LED technology are enabling the lighting industry to transition to more efficient and reliable solutions, while also introducing new capabilities in control and industrial design. Zetex has a long association with the lighting industry and is committed to maintaining its position as a principal supplier of electronic drive and control technology to lighting and luminaire manufacturers.

Their expanding family of high brightness LED power management and constant current drive products, with an extensive library of proven reference designs, provides efficient and cost effective solutions.

Hot off the press is a new brochure which summarises the Zetex LED driver range. Click here, or on the image to the left to view it in PDF format.

Zetex LED Drivers

Maintaining consistent illumination whilst limiting battery power consumption demands robust and efficient high brightness LED (HB-LED) drivers. Zetex boost LED drivers and buck LED drivers are not only recognized for their high efficiency and cost effectiveness, they're also renowned for their incredible versatility.

Click here for a collection of Zetex application notes for driving LEDs (.pdf).

 

  The ZXLD1350 is a continuous mode inductive step-down converter, designed for driving single or multiple series connected LEDs efficiently from a voltage source higher than the LED voltage. The device operates from an input supply between 7V and 30V and provides an externally adjustable output current of up to 350mA. Depending upon supply voltage and external components, it can provide up to 8 watts of output power.

 

Part number
Description
Input voltage
range
V
Max
output voltage
V
Quiescent
current
µA
Max switch
current
mA

Package
350mA LED driver with internal switch
7 to 30
30
15
370

 

Zetex ZXLD1352   The ZXLD1352 is a continuous mode inductive step-down converter, designed for driving single or multiple series connected LEDs efficiently from a voltage source higher than the LED voltage.  The device operates from an input supply between 7V and 30V and provides an externally adjustable output current of up to 350mA.  Depending upon supply voltage and external components, it can provide up to 8 watts of output power.

 

Part number
Description
Input voltage
range
V
Max
output voltage
V
Quiescent
current
µA
Max switch
current
mA

Package
350mA LED driver with internal switch and enhanced PWM dimming range
7 to 30
30
15
370

 

Zetex ZXLD1352   The ZXLD1356 is a continuous mode inductive step-down converter, designed for driving single or multiple series connected LEDs efficiently from a voltage source higher than the LED voltage.  The device operates from an input supply between 6V and 60V and provides an externally adjustable output current of up to 550mA.  Depending upon supply voltage and external components, it can provide up to 30 watts of output power

 

Part number
Description
Input voltage
range
V
Max
output voltage
V
Quiescent
current
µA
Max switch
current
mA

Package
550mA LED driver with internal switch
6 to 60
60
20
550

DFN633

TSOT23-5

 

  The ZXLD1360 is a continuous mode inductive step-down converter, designed for driving single or multiple series connected LEDs efficiently from a voltage source higher than the LED voltage. The device operates from an input supply between 7V and 30V and provides an externally adjustable output current of up to 1A. Depending upon supply voltage and external components, it can provide up to 24 watts of output power.

 

Part number
Description
Input voltage
range
V
Max
output voltage
V
Quiescent
current
µA
Max switch
current
mA

Package
1A LED driver with internal switch
7 to 30
30
20
1000

 

  The ZXLD1362 is a continuous mode inductive step-down converter, designed for driving single or multiple series connected LEDs efficiently from a voltage source higher than the LED voltage. The device operates from an input supply between 6V and 60V and provides an externally adjustable output current of up to 1A. Depending upon supply voltage and external components, it can provide up to 48 watts of output power.

 

Part number
Description
Input voltage
range
V
Max
output voltage
V
Quiescent
current
µA
Max switch
current
mA

Package
1A LED driver with internal switch
6 to 60
60
65
1000

 

Zetex ZXLD1352   The ZXLD1366 is a continuous mode inductive step-down converter, designed for driving single or multiple series connected LEDs efficiently from a voltage source higher than the LED voltage.  The device operates from an input supply between 6V and 60V and provides an externally adjustable output current of up to 1A.  Depending upon supply voltage and external components, it can provide up to 48 watts of output power

Part number
Description
Input voltage
range
V
Max
output voltage
V
Quiescent
current
µA
Max switch
current
mA

Package
High accuracy 1A LED driver with internal switch
6 to 60
60
20
1000

DFN633

TSOT23-5

 

ZXLD1320   The ZXLD132X inductive DC-DC converter series drive single or multiple LEDs with currents from 700mA through to 1.5A, in buck, boost and buck/boost configurations. Housed in a tiny 3mm x 4mm DFN package, the drivers can reduce the circuit footprint of existing solutions by up to 50%.

 

Part number
Description
Input voltage
range
V
Max
output voltage
V
Quiescent
current
µA
Max switch
current
mA

Package
ZXLD1320Datasheet 1.5A LED driver with internal switch 4 to 18 18 12 2000 TDFN1443
ZXLD1321Datasheet 1A LED driver with internal switch 1.2 to 12 18 12 2000 TDFN1443
ZXLD1322Datasheet 0.7A LED driver with internal switch 2.5 to 15 18 12 2000 DFN1443

 

ZXSC300  

ZXSC300/310/400 - Single and multi-cell LED driver solutions

Provide a programmable constant current drive for white LED's creating a compact boost converter solution that offers high efficiency performance and a longer battery life.

 

Part number
 
Input
voltage range
V
Output
voltage range
V
Shutdown
current
µA
Typical
quiescent current
µA
Efficiency
Vin=3.0V
%
Typical output
tolerance
%
Package
 ZXSC300 datasheet for this product (pdf) 0.8 - 8.0 Vin to Vm - 200 88 with 1 LED 5 SOT23-5
 ZXSC310 datasheet for this product (pdf) 0.8 - 8.0 Vin to Vm 4 200 88 with 1 LED 5 SOT23-5
 ZXSC400 datasheet for this product (pdf) 1.8 - 8.0 Vin to Vm 4.5 150 80 with 4 LEDs 1 SOT23-6

 

Zetex Evaluation Boards

The examples presented below demonstrate the low cost, low component count, flexibility and high performance of typical Zetex solutions. These are supported by comprehensive characterisation, powerful design tools and an experienced lighting solutions team. The ZXLD1350 constant current driver solution for example, shown here driving XLamp® LEDs from our solutions partner Cree, provides a minimal component count solution with many control capabilities, including dimming and thermal tracking.

ZXLD1350 evaluation board

ZXLD1350 evaluation board

ZXLD1350 evaluation board-schematic

 

ZXSC400 evaluation board

ZXSC400 evaluation board

ZXSC400 evaluation board

To access information on the evaluation boards click on the appropriate LED driver part number in the tables above. Details of those available will be found under Design Tools.

 

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