High Precision Off-line Primary-Side PWM Power Switch

GENERAL DESCRIPTION OB339F is a primary side regulation off-line LED lighting controller which can achieve accurate LED current. It significantly simplifies LED lighting system design by eliminating the secondary side feedback circuitry. Proprietary Constant Voltage (CV) and Constant Current

文件：781.69 Kbytes 页数：10 Pages

ONBRIGHT

昂宝电子

LOW POWER QUAD COMPARATOR

文件：236.69 Kbytes 页数：13 Pages

RENESAS

瑞萨

LM339B, LM2901B, LM339, LM239, LM139, LM2901 Quad Differential Comparators

1 Features • NEW LM339B and LM2901B • Improved specifications of B-version – Maximum rating: up to 38 V – ESD rating (HBM): 2k V – Low input offset: 0.37 mV – Low input bias current: 3.5 nA – Low supply-current: 200 μA per comparator – Faster response time of 1 μsec – Extended temperature

文件：1.58903 Mbytes 页数：48 Pages

TI

德州仪器

LM393LV Dual and LM339LV Quad Low Voltage, Rail-to-Rail Comparators

文件：2.25254 Mbytes 页数：43 Pages

TI

德州仪器