The SM8012 is a Current-mode PWM control chip.
Kai core Microelectronics
PWM SM8012 PWM 、: SM8012 SM8012 PWM , MOSFET 。 ,。, PWM ,。, PWM (>22KHz) ,。 SM8012 (OCP) 、(OLP) 、 VDD (UVLO) 。, EMI 。 、: 1. 2. 3. 4. 5. 6. 7. 8. , (AC240V, 0.3W) 、 (UVLO) : DIP8 (5μA)(2mA).
VFB(open) IFB(short) ZFB VTH_0D VTH_PL TD PWM FB FB FB VDD=16V, △VFB/△VCS SM8012 2.0 6 1.4 6 0.75 3.7 35 V/V V mA KΩ 0 RI=100 KΩ V V ms SENSE Td Zsense Toc VDD=16V, RI-100 KΩ 300 40 75 ns KΩ FB=3.3V ns VTH_OC Fosc RIrange VRI(open) Fosc(burst) FB=3.3V, RI=100 KΩ 0.70 0.7.
Sunmoon
SM8012 AC/DC PWM QOZB2011V1.1 SM8012 12W 700V MOS 0.3W@265VAC OCP , , Burst 、PFM PWM (LEB) 、、 VDD :DIP8 DIP8 SM8012 PWM , MOS 。 , , Burst , PFM , PWM , (<0.
V VDD VDD VDD VDD IDD=5mA VDD=12V VDD=18V 8.5 15.5 5.0 2.5 9.5 16.5 34 35 25 10.5 17.5 μA mA V V V V
MOSFET BVDSS Rds(on) 650 5 V Ω
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sale@sz-ledpower.cn
SM8012 AC/DC PWM QOZB2011V1.1
SM8012 PWM , 12W 。
* SM8012 25uA , 。 AC/DC ,, 2MΩ 1/4W ,.
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