
The MIC2292 and MIC2293 are high frequency, pulse-width modulator (PWM) boost regulators optimized for constant-current, white LED driver applications. Because of their constant PWM switching frequencies of 1.6MHz and 2MHz, respectively, the MIC2292/93 can use the smallest external components, allowing designers to avoid sensitive IF bands in their RF applications.
The products feature an internal Schottky diode and two levels of output overvoltage protection allowing a small size and efficient DC/DC solution that requires only four external components.
The 2.5V to 10V input voltage range of MIC2292/3 allows direct operation from 1- and 2-cell Li-Ion as well as 3- to 4-cell NiCad/NiMH/Alkaline batteries. The MIC2292/3 products are available in a small size 8-lead 2mm x 2mm MLF<sup?< sup="">?package and have a junction temperature range of -40°C to +125°C.
2.5V to 10V input voltage
Output voltage up to 34V
Internal Schottky diode
1.6MHz PWM operation (MIC2292)
2.0MHz PWM operation (MIC2293)
Stable with ceramic capacitors
15V and 34V output overvoltage protection options
500mA switch current rating
95mV feedback voltage
<1% line and load regulation
<1μA shutdown current
Over-temperature protection
UVLO
8-pin 2mm x 2mm MLF?package
-40°C to +125°C junction temperature range
MIC2292 封裝圖
型號(hào) | 制造商 | 描述 | 購買 |
---|---|---|---|
MIC2292-34YML-TR | Ampheno lIndustrial | 立即購買 | |
MIC2292-15YML-TR | Vishay Dale | 立即購買 |
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