Kinetic energy push new LED drive products

Recently, the kinetic energy to push the new power IC and LED drive products, the following is the specific functions of the product:

QX2301

QX2303

PFM boost DC DC converter,

Maximum switching frequency: 400Khz,

QX2301 output voltage ripple is extremely low

The highest frequency 250Khz, 2.0V to 5.0V output voltage

(0.1V step interval), low start voltage: 1mA load start

Voltage 0.8V, +2% output voltage accuracy, up to 88%

Efficiency at 2.5V input voltage, 3.3V output voltage when the maximum transmission

Output current up to 300mA, low output ripple and noise, can pass

The output current is enlarged by an external switch

Applications:

1) electronic systems using 1 to 3 batteries

2) the system operates at voltages higher than its supply voltage of the electronic system

3. Learner's dictionary, PDA, digital camera and other handheld electronic devices

4) flashlight, solar lawn and other LED drivers

SOT89

SOT23

QX7135

QX7136

Low quiescent current, low dropout constant current LED

Drive IC, no external components, thermal protection, soft start and under voltage protection function

Constant flow range: 100mA-400mA (step 10mA)

Input voltage: 2.7V-6V

Low dropout: 100mV@350mA

Low static power consumption: 100uA

Undervoltage protection: 2.5V

LED lamp / torch drive

SOT89

SOT23

QX62726

QX62726 is a 16 bit constant current LED

Drive, each LED is turned on and off

Through the serial data interface and it

Shift register to control, QX62726

A 16 bit serial in and out register, 16

Bit latch, 16 bit low dropout constant current driver

And current setting circuit

Output current: 4mA-90mA

Working voltage: 4V-5.5V

Very low pressure: 300mV@90mA

Working frequency: 25MHz

Extremely high current matching accuracy: