SLUSBC8 – DECEMBER 2013
ELECTRICAL CHARACTERISTICS
over operating free-air temperature range, 0°C to 125°C (unless otherwise noted)
PARAMETER
UVLO
V
HYS
V
RECT-OVP
Undervoltage lock-out
Hysteresis on UVLO
Hysteresis on OVP
Input overvoltage threshold
Dynamic V
RECT
threshold 1
Dynamic V
RECT
threshold 2
V
RECT-REG
Dynamic V
RECT
threshold 3
Dynamic V
RECT
threshold 4
V
RECT
TRACKING
I
LOAD
V
RECT-DPM
V
RECT-REV
I
LOAD
hysteresis for dynamic V
RECT
thresholds as a % of I
ILIM
Rectifier undervoltage protection, restricts
I
OUT
at V
RECT-DPM
Rectifier reverse voltage protection at the
output
V
RECT-REV
= V
OUT
- V
RECT
,
V
OUT
= 10 V
I
LOAD
= 0 mA, 0°C
≤
T
J
≤
85°C
I
LOAD
= 300 mA,
0°C
≤
T
J
≤
85°C
V
OUT
= 5 V, 0°C
≤
T
J
≤
85°C
TEST CONDITIONS
V
RECT
: 0 V
→
3 V
V
RECT
: 3 V
→
2 V
V
RECT
: 16 V
→
5 V
V
RECT
: 5 V
→
16 V
I
LOAD
< 0.1 x I
IMAX
(I
LOAD
rising)
0.1 x I
IMAX
< I
LOAD
< 0.2 x I
IMAX
(I
LOAD
rising)
0.2 x I
IMAX
< I
LOAD
< 0.4 x I
IMAX
(I
LOAD
rising)
I
LOAD
> 0.4 x I
IMAX
(I
LOAD
rising)
In current limit voltage above
V
OUT
I
LOAD
falling
3
14.5
MIN
2.6
TYP
2.7
250
150
15
7.08
6.28
V
5.53
5.11
V
O
+0.25
4%
3.1
8
3.2
9
V
V
15.5
MAX
2.8
UNIT
V
mV
mV
V
QUIESCENT CURRENT
I
RECT
Active chip quiescent current consumption
from RECT
Quiescent current at the output when
wireless power is disabled (Standby)
Highest value of I
LIM
resistor considered a
fault (short). Monitored for I
OUT
> 100 mA
Deglitch time transition from I
LIM
short to I
OUT
disable
I
LIM-SHORT,OK
enables the I
LIM
short
comparator when I
OUT
is greater than this
value
Hysteresis for I
LIM-SHORT,OK
comparator
I
OUT
OUTPUT
V
OUT-REG
Regulated output voltage
Current programming factor for hardware
protection
Current programming factor for the nominal
operating current
Current limit programming range
Current limit during WPC communication
Hold off time for the communication current
limit during startup
I
OUT
> 300 mA
I
OUT
< 300 mA
343
I
OUT
+ 50
378
1
425
I
LOAD
= 500 mA
I
LOAD
= 10 mA
R
LIM
= K
ILIM
/ I
ILIM
, where I
ILIM
is
the hardware current limit.
I
OUT
= 500 mA
I
IMAX
= K
IMAX
/ R
LIM
where I
MAX
is the maximum normal
operating current.
I
OUT
= 500 mA
4.96
4.97
303
5.00
5.01
314
5.04
5.05
321
AΩ
262
AΩ
750
mA
mA
mA
s
V
Maximum output current limit, C
L
I
LOAD
: 0 mA
→
200 mA
I
LOAD
: 0 mA
→
200 mA
Maximum I
LOAD
that will be
delivered for 1 ms when I
LIM
is
shorted
120
8
2
20
10
3.0
35
mA
mA
µA
I
OUT
I
LIM
SHORT CIRCUIT
R
ILIM
t
DGL
R
ILIM
: 200
Ω →
50
Ω.
I
OUT
latches off, cycle power to reset
1
145
30
2.45
165
120
Ω
ms
mA
mA
A
I
LIM_SC
K
ILIM
K
IMAX
I
OUT
I
COMM
t
HOLD
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