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SC813 Datasheet(PDF) 11 Page - Semtech Corporation

Part # SC813
Description  Adapter/USB Tri-Mode Single-cell Li-ion Charger
PDF  23 Pages
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Manufacturer  SEMTECH [Semtech Corporation]
Direct Link  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC813 Datasheet(HTML) 11 Page - Semtech Corporation

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© 2008 Semtech Corporation
SC811 / SC813
11
Block Diagram
CC
CV
Mode Selection Logic
Ad/USB select
STATB
IPRGM
GND
BAT
IPUSB
VCV = 4.2V
VIREF
VIN
MODE
V_Adapter
or V_USB
1
2
4
5
3
To
System
Load
Lithium-
Ion
Single
Cell
Battery
Pack
RIPRGM
RIPUSB
6
7
VVUSB_UV_LIM = 4.575V
Precharg, CC/CV
& Termination
Controller, Logical
State Machine
CC
Feedback
Selection
(USB
only)
Termination
ENB
8
VTIPRGM_TERM
Tri-level
Control
VTENB_HIGH = ~1.50V
VTENB_LOW = ~0.55
1V
Tri-level
Control
VTMODE_HIGH = ~1.50V
VTMODE_LOW = ~0.55
1V
Thermal
Limiting
Die
Temperature
VT_CT
Regulated
System
Supply



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