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L6996 датащи(PDF) 22 Page - STMicroelectronics |
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L6996 датащи(HTML) 22 Page - STMicroelectronics |
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22 / 26 page ![]() L6996 22/26 Table 3. Component List The component list is shared in two sections: the first for logic and general-purpose component, the second for power section: GENERAL PURPOSE COMPONENTS Part name Value Part number Manufacturer Notes R1, R2, R3, R4, R5, R6, R7, R9, R18, R19, R24 33k Ω R8 47k Ω R10 120k Ω Current limit resistors (to set the current limit) R11 30k Ω R12 1.66k Ω Voltage positioning resistors R13 1k Ω R15 560k Ω Input resistor divider (to set the switching frequency) R16 27k Ω R20 130k Ω IMVPII resistor network R21 39k Ω R22 36k Ω R23 270k Ω C1 47 µF Tantalum/SP C2, C3 100nF C4 220nF C5 220nF C6 10nF C7 220nF C8 6.8nF Voltage positioning capacitor C9 47pF C10 10nF C11 47pF U2, U6, U8 Or gate NC7SZ32M5 FAIRCHILD Logic network U9, U7 Inverter gate NC7SZ04P5 FAIRCHILD U3,U4,U5 Nor gate NC7SZ02P5 FAIRCHILD D1 BAT54A BAT54A PHILIPS Q5,Q6,Q7,Q8 BSS131 Q62702-S565 INFINEON SW1, SW2 DIP SWITCH *1 |
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