Diodes AUR9807 - Manual (Page 11)

Data Sheet
Single-cell Li-Ion Charger IC with System Power Management AUR9807
Nov. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited
11
Electrical Characteristics (Continued)
T
A
=25 o C, V
IN
is within the recommended range, unless otherwise specified.
SHORT CIRCUIT PROTECTION
Short-circuit Recovery
Between BAT to OUT
I
OSH1
Pull-up source from
BAT to OUT for
short-circuit recovery
V
OUT
<V
BAT
–200mV
10 mA
IN to OUT Short-circuit
Protection
R
SHAC
V
OUT
<1V 500 Ω
Output Short-circuit
Detection Threshold,
Power-on
V
OUT(SC1)
V
IN
>V
UVLO
and
V
IN
>V
BAT
+ V
IN(DT)
0.9 1 1.1 V
Output Short-circuit
Detection Threshold,
Supplement mode
(V
BAT
– V
OUT
)>V
OUT(SC2)
Indicates Short-circuit
V
OUT(SC2)
V
BAT
>2.5V 160 200 240 mV
Deglitch Time,
Supplement Mode Short
Circuit
t
DGL(SC2)
512 µs
Maximum Short-current
for V
BAT
>V
OUT
I
SHORT
(2) V
BAT
>2.5V 9 A
(2) For short current>I
SHORT
, short-protection may not work due to avalanche breakdown phenomenon.
Typical Performance Characteristics
Figure 4. Output Voltage vs. Output Current Figure 5. Output Voltage vs. Charge Current