Datasheet

PRODUCTPREVIEW
TPS65186
SLVSB04 –JULY 2011 www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
V
IN
= 3.7 V, T
A
= –10°C to 85ºC, Typical values are at T
A
= 25ºC (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
LD01 (POS) AND LDO2 (VNEG) TRACKING
V
SET
= ±15 V,
V
DIFF
Difference between VPOS and VNEG -50 50 mV
I
LOAD
= ±20 mA, 0°C to 60°C
VCOM DRIVER
I
VCOM
Drive current 15 mA
Outside this range VCOM is shut down
Allowed operating range -5.5 1 V
and VCOMF interrupt is set
VCOM[8:0] = 0x07Dh
-0.8 0.8
(-1.25 V), V
IN
= 3.4 V to 4.2 V, no load
Accuracy %
VCOM[8:0] = 0x07Dh
V
COM
-1.5 1.5
(-1.25 V), V
IN
= 3.0 V to 6.0 V, no load
Output voltage range -5.11 0 V
Resolution 1LSB 10 mV
Max number of EEPROM writes V
COM
calibration 100
R
OUT
Output impedance VCOM_CTRL = high, HiZ = 0 TBD Ω
R
IN
Input impedance, HiZ state HiZ = 1 150 MΩ
C
VCOM
Nominal output capacitor Capacitor tolerance ±10% 3.3 4.7 µF
CP1 (VDDH) CHARGE PUMP
V
DDH_IN
Input voltage range 15.2 16 16.8 V
Power good threshold Fraction of nominal output voltage 90 %
PG
Power good time-out Not tested in production 50 ms
Feedback voltage 0.998 V
V
FB
Accuracy I
LOAD
= 2 mA -2 2 %
V
DDH_OUT
Output voltage range V
SET
= 22 V, I
LOAD
= 2 mA 21 22 23 V
I
LOAD
Load current range 10 mA
f
SW
Switching frequency 560 KHz
C
D
Driver capacitor 10 nF
C
O
Output capacitor 1 2.2 µF
CP2 (VEE) NEGATIVE CHARGE PUMP
V
EE_IN
Input voltage range 16.8 -16 -15.2 V
Power good threshold Fraction of nominal output voltage 90 %
PG
Power good time-out Not tested in production 50 ms
Feedback voltage -0.994 V
V
FB
Accuracy I
LOAD
= 2 mA -2 2 %
V
EE_OUT
Output voltage range V
SET
= –20 V, I
LOAD
= 3 mA -21 -20 -19 V
I
LOAD
Load current range 12 mA
f
SW
Switching frequency 560 KHz
C
D
Driver capacitor 10 nF
C
O
Nominal output capacitor Capacitor tolerance ±10% 1 2.2 µF
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