uP8207
Battery Protection IC for
2-Serial/3-Serial-Cell Pack (Second Protection)
Features
General Description
The uP8207 series is used for secondary protection of ꢀ High Accuracy Voltage Detection Circuit for
lithium-ion rechargeable batteries, and incorporates a high-
accuracy voltage detection circuit and a delay circuit. Short
circuits between cells accommodate series connection of
two to three cells.
Each Cell
ꢁ
Overcharge Detection Voltage n (n = 1 to 3)
4.20V to 4.70V (in 50mV steps)
Accuracy: 20mV (+25OC)
Pin Configuration
Accuracy: 30mV (0OC to +60OC)
Overcharge Hysteresis Voltage n (n = 1 to 3)
-0.30V 50mV
ꢁ
VDD
VC1
VC2
CO
6
1
2
3
ꢀ Delay Time for Overcharge Detection Can Be
Set by An Internal Circuit (No External
Capacitors Required)
VSS
VC3
5
4
ꢀ High Withstand Voltage Devices:
Absolute Maximum Rating 26V
TSOT23-6L
ꢀ Wide Operating Voltage Range: 3.6V to 24V
Applications
ꢀ Lithium-Ion Rechargeable Battery Packs (for
ꢀ Wide Operating Temperature Range: -40OC to
+85OC
Secondary Protection)
ꢀ Low Current Consumption
ꢀ Notebook Computers
ꢀ Portable Instrumentation
ꢀ Portable Equipment
At 3.8V for Each Cell: 2.0uA max. (+25OC)
At 2.0V for Each Cell: 0.3uA max. (+25OC)
ꢀ CO Pull Up Voltage : 4.7V
Marking Information
ꢀ Available in TSOT23-6L Package
ꢀ RoHS Compliant and Halogen Free
N72PXY
XXXXXX
Line1 : Product Code
Line2 : Date Code Number
Ordering Information
Order Number
Package
Top Marking
N72PXY
X: Overcharge Detection Voltage, VCU
C = 4.20V; D = 4.25V; E = 4.30V; F = 4.35V; G = 4.40V;
H = 4.45V; I = 4.50V; J = 4.55V; K = 4.60V; L= 4.65V;
M = 4.70V.
uP8207PMT6-XY
TSOT23-6L
Y: Overcharge Detection Delay Time, tCU
A = 2s, B = 4s, C = 6s, D = 8s
Note:
(1) Please check the sample/production availability with uPI representatives.
(2) uPI products are compatible with the current IPC/JEDEC J-STD-020 requirement. They are halogen-free, RoHS
compliant and 100% matte tin (Sn) plating that are suitable for use in SnPb or Pb-free soldering processes.
uP8207-DS-F0001, May 2018
www.upi-semi.com
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