BQ51010 Datasheet, PDF (4/30 Pages) Texas Instruments – INTEGRATED WIRELESS POWER SUPPLY RECEIVER

bq51010
bq51011
bq51013
SLVSAT9B – APRIL 2011 – REVISED AUGUST 2011
www.ti.com
USB or
Q1
AC Adapter
Input
System
Load
bq5101x
AD-EN
AD
OUT
CCOMM1
COMM 1
C4
C5
CBOOT1
D1
BOOT1
C1
RECT
AC1
VTSB
R4
C3
COIL
C2
R2
AC2
TS/CTRL
NTC R3
CBOOT2
CCOMM2
CCLAMP2
CCLAMP1
BOOT2
COMM 2
CLAMP2
CLAMP1
ILIM
PGND
CHG
EN1
EN2
HOST
3-State
Bi-State
Bi-State
R1
Figure 3. bq5101x Used as a Wireless Power Receiver and Power Supply for System Loads With Adapter
Power-Path Multiplexing
ELECTRICAL CHARACTERISTICS
over operating free-air temperature range, 0°C to 125°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
UVLO
V_HYS
V_RECT
Undervoltage lock-out
Hysteresis on UVLO
Hysteresis on OVP
Input overvoltage threshold
Dynamic V_RECT Threshold 1
bq51011,
bq51013
bq51010
V_RECT: 0V → 3V
V_RECT: 3V → 2V
V_RECT: 16V → 5V
V_RECT: 5V → 16V
I_LOAD < 100 mA (I_LOAD rising)
V_RECT-REG ⁽¹⁾
Dynamic V_RECT Threshold 2
Dynamic V_RECT Threshold 3
bq51011,
bq51013 ^{100 mA < I}LOAD ^{< 200 mA}
bq51010 ^{(ILOAD rising)}
bq51011,
bq51013 ^{200 mA < I}LOAD ^{< 400 mA}
bq51010 ^{(ILOAD rising)}
Dynamic V_RECT Threshold 4
bq51011,
bq51013 _{ILOAD > 400 mA (ILOAD rising)}
bq51010
I_LOAD
I_LOAD Hysteresis for dynamic V_RECT
thresholds
I_LOAD falling
V_RECT-TRACK
Tracking V_RECT regulation
above V_OUT
bq51011
V_OUT = 3.5 V, I_OUT = K_ILIM /
R_ILIM > 250mA
MIN
TYP
MAX UNIT
2.6
2.7
2.8 V
250
mV
150
mV
14.5
15
15.5 V
7.08
9.05
6.28
8.25
V
5.53
7.50
5.11
7.08
40
mA
250
mV
(1) For the bq51011, V_RECT-REG only applies when V_RECT-TRACK is not active.
4
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