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L6996D Datasheet(PDF) 22 Page - STMicroelectronics

Part # L6996D
Description  DINAMICALLY PROGRAMMABLE SYNCHRONOUS STEP DOWN CONTROLLER FOR MOBILE CPUs
PDF  26 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6996D Datasheet(HTML) 22 Page - STMicroelectronics

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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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