Datasheet

18
DC Voltage Thresholds (T
A
=T
OPR
; V = 3.0 to 6.5V)
Symbol Parameter Minimum Typical Maximum Unit Notes
V
EDV1
First empty warning 0.73 0.76 0.79 V SB, default
V
EDVF
Final empty warning V
EDV1
- 0.035 V
EDV1
- 0.025 V
EDV1
- 0.015 V SB, default
V
SRO
SR sense range -300 - +500 mV SR, V
SR
+V
OS
V
SRQ
Valid charge 250 - -
µ
VV
SR
+V
OS
(see note)
V
SRD
Valid discharge - - -250
µ
VV
SR
+V
OS
(see note)
V
MCV
Maximum SB voltage 1.10 1.12 1.15 V SB pin
Note: V
OS
is affected by PC board layout. Proper layout guidelines should be followed for optimal performance.
See “Layout Considerations.”
Absolute Maximum Ratings
Symbol Parameter Minimum Maximum Unit Notes
V
CC
Relative to V
SS
-0.3 +7.0 V
All other pins Relative to V
SS
-0.3 +7.0 V
REF Relative to V
SS
-0.3 +8.5 V Current limited by R1 (see Figure 1)
V
SR
Relative to V
SS
-0.3 Vcc+0.7 V
100k
Ω
series resistor should be used
to protect SR in case of a shorted bat
-
tery.
T
OPR
Operating temperature 0 +70 °C Commercial
Note: Permanent device damage may occur if Absolute Maximum Ratings are exceeded. Functional
operation should be limited to the Recommended DC Operating Conditions detailed in this data sheet.
Exposure to conditions beyond the operational limits for extended periods of time may affect device reli
-
ability.
bq2050H