SI3200-X-FS SILABS [Silicon Laboratories], SI3200-X-FS Datasheet - Page 27

• Manufacturer Part Number: SI3200-X-FS
• Manufacturer: SILABS [Silicon Laboratories]

2. Bill of Materials
C1, C2, C11, C12
C3, C4, C13, C14
C5, C6, C15, C16
C30–C33
C20–C25
R1, R2, R11, R12
R3, R4, R13, R14
R5, R15
R6, R16
R7, R8, R17, R18
R10
R20, R22
R21, R23
R24, R25*
*Note: R24 and R25 must be populated for each Si3220 in the system.
Component
100 nF, 100 V, X7R, ±20% Filter capacitors for TIP, RING ac-sensing inputs.
10 nF, 100 V, X7R, ±20%
1 µF, 6.3 V, X7R, ±20%
40.2 k Ω , 1/10 W, ±5%
40.2 k Ω , 1/10 W, ±1%
402 k Ω , 1/10 W, ±1%
806 k Ω , 1/10 W, ±1%
4.7 k Ω , 1/10 W, ±1%
182 Ω , 1/10 W, ±1%
39 k Ω , 1/10 W, ±5%
Table 15. Si3220 + Si3200 External Component Values
0.1 µF, 100 V, Y5V
0.1 µF, 10 V, Y5V
0 Ω , 1/10 W, ±5%
15 Ω , 1/8 W, ±5%
Value
TIP/RING compensation capacitors.
Low-pass filter capacitors to stabilize differential and
common-mode SLIC feedback loops.
Decoupling for battery voltage supply pins.
Decoupling for analog and digital chip supply pins.
Sense resistors for TIP, RING voltage-sensing nodes.
Current limiting resistors for TIP, RING ac-sensing inputs.
Sense resistor for battery dc-sensing nodes.
Sets bias current for battery-switching circuit.
Reference resistors for internal transconductance amplifier.
Generates a high accuracy reference current.
Protection against power supply transients.
Protection against power supply transients.
Pulldown resistors.
Rev. 1.2
Function
Si3220/25
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