| 1 | 10 | 100 | 1000 | 2500 | Updated | ||||
|---|---|---|---|---|---|---|---|---|---|
| * | MIC38C45YM TR | 0 | CNY | ||||||
| * | MIC38HC43YM TR | 0 | CNY | ||||||
| * | MIC38HC43YM-TR | 0 | CNY | 15.54 | 12.42 | ||||
| * | MIC38C42YM-TR | 0 | CNY | 10.64 | 8.50 | ||||
| * | MIC38C43YMM TR | 0 | CNY | ||||||
| * | MIC38C42YM TR | 0 | CNY | ||||||
| * | MIC38C45YM-TR | 0 | CNY | 10.64 | 8.50 | ||||
| * | MIC38C43YM-TR | 0 | CNY | 10.64 | 8.50 | ||||
| * | MIC38C43YM TR | 0 | CNY | ||||||
| * | MIC3809YM | 0 | CNY | ||||||
| * | MIC3808YM | 0 | CNY | ||||||
| * | MIC38HC43YM | 0 | CNY | 17.80 | |||||
| * | MIC38300HYHL-TR | 0 | CNY | ||||||
| * | MIC38C44AYM | 67788 | USD | ||||||
| * | MIC38HC44BN | 11076 | USD | ||||||
| * | MIC38HC44BM-TR | 2560 | USD | ||||||
| * | MIC38HC44BM | 208464 | USD | ||||||
| * | MIC38HC44-1BN | 13380 | USD | ||||||
| * | MIC38HC44-1BM-TR | 6624 | USD | ||||||
| * | MIC38HC44-1BM | 5760 | USD | ||||||
| * | MIC38HC42BN | 6240 | USD | ||||||
| * | MIC38HC42BM-TR | 4384 | USD | ||||||
| * | MIC38HC42BM | 432564 | USD | ||||||
| * | MIC38HC42-1BN | 4800 | USD | ||||||
| * | MIC38HC42-1BM-TR | 5056 | USD | ||||||
| * | MIC38HC42-1BM | 7776 | USD | ||||||
| * | MIC38C44BN | 4896 | USD | ||||||
| * | MIC38C44BM-TR | 4800 | USD | ||||||
| * | MIC38C44BMM-TR | 3520 | USD | ||||||
| * | MIC38C44BMM | 5056 | USD | ||||||
| * | MIC38C44BM | 88068 | USD | ||||||
| * | MIC38C44ABM-TR | 4032 | USD | ||||||
| * | MIC38C44ABMM-TR | 4032 | USD | ||||||
| * | MIC38C44ABMM | 3088 | USD | ||||||
| * | MIC38C44ABM | 101208 | USD | ||||||
| * | MIC38C44-1BN | 4272 | USD | ||||||
| * | MIC38C44-1BM-TR | 2336 | USD | ||||||
| * | MIC38C44-1BM | 5280 | USD | ||||||
| * | MIC38C42BN | 14652 | USD | ||||||
| * | MIC38C42BM-TR | 6144 | USD | ||||||
| * | MIC38C42BMM-TR | 4160 | USD | ||||||
| * | MIC38C42BMM | 3072 | USD | ||||||
| * | MIC38C42BM | 6204 | USD | ||||||
| * | MIC38C42ABM-TR | 6864 | USD | ||||||
| * | MIC38C42ABMM-TR | 5200 | USD | ||||||
| * | MIC38C42ABMM | 7040 | USD | ||||||
| * | MIC38C42ABM | 4144 | USD | ||||||
| * | MIC38C42-1BN | 3616 | USD | ||||||
| * | MIC38C42-1BM-TR | 5856 | USD |
MIC38C4x 是一种高性能的固定频率电流模式 PWM 控制器。BiCMOS 设备引脚可与 384x 双极设备兼容，但具有多项改进。欠压闭锁电路可使 '42 和 '44 型号在 14.5 V 下启动，并在低至 9 V 的电压下运行，同时 '43 和 '45 型号在 8.4 V 下启动，工作电压低至 7.6 V。
高性能、低功耗 BiCMOS 过程
超低启动电流（典型值 50 μA）
低工作电流（典型值 4 mA）
CMOS 输出，轨对轨摆动
40 ns 输出上升和 30 ns 输出下降时间，速度快
-40 °C 至 +85 °C 温度范围符合 UC284x 要求
高性能、低功耗 BiCMOS 过程
超低启动电流（典型值 50 μA）
低工作电流（典型值 4 mA）
CMOS 输出，轨对轨摆动
≥500 kHz 电流模式运行
微调 5 V 带隙参考
UC3842/3843/3844/3845(A) 引脚对引脚兼容
微调振荡器放电电流
UVLO，带滞后特性
低交叉传导电流
