MIC38C43BM

BiCMOS, Current-Mode PWM Controller, 8SOIC, fixed frequency, high performance

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Price:: US $0.15~0.25 / piece [Get Latest Price]

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	US $0.15~0.25

PartNumber:: MIC38C43BM

Brand:: Micrel Semiconductor - Micrel | Pack: SOP | D/C: 00+

Availability:: Supply Ability: 10000/Week Can Ship Immediately
Delivery: 10-15 Business Days (ships out within 3 Business days)

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Products Upload time: 2011-09-05

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Part Number:MIC38C43BM
US $0.15 - 0.25
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Product Summary

The MIC38C43BM is a fixed frequency, high performance, current mode PWM controller. The BiCMOS MIC38C43BM is pin compatible with 384x bipolar devices but feature several improvements.

Parametrics

MIC38C43BM absolute maximum ratings: (1)Zener Current (VDD): 30mA; (2)Supply Voltage (VDD): 20V; (3)Switch Supply Voltage (VD): 20V; (4)Current Sense Voltage (VISNS): -0.3V to 5.5V; (5)Feedback Voltage (VFB): -0.3V to 5.5V; (6)Output Current, 38C42/3/4/5 (IOUT): 0.5A; (7)Storage Temperature (TA): -65℃ to +150℃; (8)Operating Ratings Junction Temperature (TJ): 150℃; (9)Package Thermal Resistance, 8-Pin SOIC (θJA): 170℃/W.

Features

MIC38C43BM features: (1)Fast 40ns output rise and 30ns output fall times; (2)–40℃ to +85℃ temperature range meets UC284x specifications; (3)High performance, low power BiCMOS Process; (4)Ultralow start-up current (50μA typical); (5)Low operating current (4mA typical); (6)CMOS outputs with rail-to-rail swing; (7)≥ 500kHz current-mode operation; (8)Trimmed 5V bandgap reference; (9)Pin-for-pin compatible with UC3842/3843/3844/3845(A); (10)Trimmed oscillator discharge current; (11)UVLO with hysteresis; (12)Low cross-conduction currents.