BQ25890_16 Datasheet, PDF (11/69 Pages) Texas Instruments – Adjustable Voltage USB On-the-Go Boost Mode

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bq25890, bq25892
SLUSC86B – MARCH 2015 – REVISED MAY 2016
Electrical Characteristics (continued)
V_{VBUS_UVLOZ} < V_VBUS < V_ACOV and V_VBUS > V_BAT > V_SLEEP, T_J = –40°C to +125°C and T_J = 25°C for typical values (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
MIN TYP MAX UNIT
INPUT VOLTAGE / CURRENT REGULATION
V_{IN(DPM_RANGE)}
V_{IN(DPM_STEP)}
V_{IN(DPM_ACC)}
I_{IN(DPM_RANGE)}
I_{IN(DPM_STEP)}
I_{IN(DPM100_ACC)}
Typical Input voltage regulation range
Typical Input voltage regulation step
Input voltage regulation accuracy
Typical Input current regulation range
Typical Input current regulation step
Input current 100-mA regulation accuracy
V_BAT = 5 V, current pulled from SW
VINDPM = 4.4 V, 9 V
IINLIM (REG00[5:0]) =100 mA
USB150, IINLIM (REG00[5:0]) =
150 mA
3.9
15.3 V
100
mV
3%
3%
100
3250 mA
50
mA
85
90
100 mA
125
135
150 mA
I_{IN(DPM_ACC)}
Input current regulation accuracy
V_BAT = 5 V, current pulled from SW
USB500, IINLIM (REG00[5:0]) =
500 mA
USB900, IINLIM (REG00[5:0]) =
900 mA
440
470
500 mA
750
825
900 mA
Adapter 1.5 A, IINLIM
(REG00[5:0]) = 1500 mA
1300 1400 1500 mA
I_IN(START)
Input current regulation during system start up
V_SYS = 2.2 V, IINLIM
(REG00[5:0])> = 200 mA
200 mA
K_ILIM
I_INMAX = K_ILIM/R_ILIM
Input current regulation by ILIM
pin = 1.5 A
320
355
390 A x Ω
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