Part Number

 Driver Type

 Input Voltage Range

 # of WLED's Driven

Total Output Current

Dimming Control

Switching Frequency

 Efficiency

Package Type 

     Quickview

Datasheet 

ZD1937

Inductor Based 

 +2.4V to +6.0V

 3 to 6

 20~30 mA

Yes

1.2 MHz

>84%

5-SOT23,    6-SC70

 ZD3200

Charge Pump
Converter Based

+2.7V to +5.0V 

4 to 5 

 100 mA

No

2.0 MHz

>70%

6-TSOT23,   8-MSOP 

 ZD3210

Charge Pump
Converter Based 

+2.7V to +5.0V  

6 to 8

200 mA 

No

2.5 MHz

>70%

6-TSOT23,   8-MSOP 

 ZD3202

 Charge Pump
Converter Based

 +2.7V to +4.5V

 4 to 6

125 mA

 Yes

1.5 MHz

>70%

10-MSOP 

 ZD3203

Charge Pump
Converter Baseed 

 +2.9V to +5.0V

1 HB WLED

300 mA

Yes

1.5 MHz

>70%

10-MSOP

ZD3205

Charge Pump
Converter Baseed 

+2.9V to +5.0V

1 HB WLED

500 mA

Yes

1.5 MHz

>70%

10-MSOP

ZD3213

Charge Pump
Converter Baseed 

+2.9V to +5.0V

1 HB WLED

600 mA

Yes

1.5 MHz

>70%

10-MSOP

ZD3215

 Charge Pump
Converter Baseed 

 +2.9v to +5.0v

 1 HB WLED

 800 mA

 Yes

 1.5 MHz

 >70%

 10-DFN 3x3