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Os motores de busca de Datasheet de Componentes eletrônicos |
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Os motores de busca de Datasheet de Componentes eletrônicos |
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LM3370 Folha de dados(PDF) 4 Page - National Semiconductor (TI) |
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LM3370 Folha de dados(HTML) 4 Page - National Semiconductor (TI) |
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4 / 23 page  Pin Descriptions Pin # Name Description 1V IN2 Main Battery Power Input for Buck 2 2 SW2 Buck 2 Switch Pin 3 PGND2 Buck 2 Power Ground 4V DD Analog and Digital V DD Battery Input 5 SGND Analog GND 6 PGND1 Buck 1 Power Ground 7 SW1 Buck 1 Switch Pin 8V IN1 Main Battery Power Input for Buck 1 9 FB1 Analog Feedback Input for Buck 1 10 SDA I 2C Compatible Data,a2k Ω pull up resistor is required. 11 SCL I 2C Compatible Clock,a2k Ω pull up resistor is required. 12 nPOR1 Power ON Reset for Buck 1, Open drain output Low when Buck 1 output is 92% of target output. A 100 k Ω pull up resistor is required 13 nPOR2 Power ON Reset for Buck 2, Open drain output Low when Buck 2 output is 92% of target output. A 100 k Ω pull up resistor is required 14 EN1 Buck 1 Enable 15 EN2 Buck 2 Enable 16 FB2 Analog feedback for Buck 2 I 2C Controlled Features Features Parameter Comments Output Voltage V OUT1 &VOUT2 Output voltage is controlled via I 2C compatible Modes Buck 1 & Buck 2 Mode can be controlled via I 2C compatible by either forcing device in Auto mode or forced PWM mode Spread Spectrum Buck 1 & Buck 2 Spread Spectrum capability via I 2C compatible for noise reduction Ordering Information Order Number Voltage Option Package Marking Supplied As LM3370SD-3013* 1.2V & 2.5V 250 units, Tape-and-Reel LM3370SDX-3013* 3000 units, Tape and Reel LM3370SD-3021 1.2V & 3.3V S0003TB 250 units, Tape-and-Reel LM3370SDX-3021 S0003TB 3000 units, Tape-and-Reel LM3370SD-3416* 1.4V & 2.8V 250 units, Tape-and-Reel LM3370SDX-3416* 3000 units, Tape-and-Reel LM3370SD-4221* 1.8V & 3.3V 250 units, Tape-and-Reel LM3370SDX-4221* 3000 units, Tape-and-Reel Note the LM3370SD-3013 has the following default output voltages where V OUT1 =1.2V&VOUT2 = 2.5V * Contact National Semiconductor for availability www.national.com 4 |
Nº de peça semelhante - LM3370 |
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Descrição semelhante - LM3370 |
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