Datasheet

DS2762 High-Precision Li+ Battery Monitor With Alerts
3 of 25
ELECTRICAL CHARACTERISTICS: PROTECTION CIRCUITRY
(2.5V £ V
DD
£ 5.5V, T
A
= 0°C to +50°C.)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
4.325 4.350 4.375
Overvoltage Detect V
OV
(Notes 1, 2)
4.250 4.275 4.300
V
Charge Enable V
CE
(Note 1) 4.10 4.15 4.20 V
Undervoltage Detect V
UV
(Note 1) 2.5 2.6 2.7 V
Overcurrent Detect I
OC
(Note 3) 1.8 1.9 2.0 A
Overcurrent Detect V
OC
(Note 1, 4) 45 47.5 50 mV
Short-Circuit Detect I
SC
(Note 3) 5.0 8.0 11 A
Short-Circuit Detect V
SC
(Note 1) 150 200 250 mV
Overvoltage Delay t
OVD
0.8 1 1.2 s
Undervoltage Delay t
UVD
90 100 110 ms
Overcurrent Delay t
OCD
5 10 20 ms
Short-Circuit Delay t
SCD
160 200 240
ms
Test Threshold V
TP
0.5 1.0 1.5 V
Test Current I
TST
10 20 40
mA
Recovery Charge Current I
RC
(Note 5) 0.5 1 2 mA