STCC2540 Datasheet, PDF (7/32 Pages) STMicroelectronics – USB charging controller with integrated power switch

STCC2540
4
Electrical characteristics
Electrical characteristics
Table 4. Electrical characteristics V_IN = 4.5 to 5.5 V, -40 °C < T_J < 125 °C
(unless otherwise specified)
Symbol
Parameter
Conditions
Min. Typ. Max. Unit
Current consumption
Mode CDP (111)
Mode SDP (110 - 010)
I_ACTIVE
Mode DCP auto-detect (001)
Supply current in active state
(EN = 1)
– Divider mode
– BC1.2
Mode DCP BC1.2 (100)
Mode DCP divider (101)
I_DISABLED
Supply current in disable
state
EN = 0, T_J = 25 °C
T_J = 125 °C
Power switch - DC parameters
R_ON
│I_REVERSE│
V_REVERSE
I_OS
T_STOP
T_HYST
I^EN
VEN
VHYST(EN)
V_OL(FAULT)
Static on-resistance
Reverse leakage current in
disabled state (absolute
value)
T_J = 25 °C
-40 °C < T_J < 125 °C
V_OUT = 5.5 V,
V_IN = 0, V_EN = 0, T_J = 25 °C,
measured at IN
T_J = 125 °C, other conditions
the same as above
Reverse voltage protection V_{UVLO <} V_{IN <} V_OUT, EN = 1,
threshold (V_OUT - V_IN)
power switch ON -> OFF
R_ILIM = 96 kΩ
Current limiter threshold
R_ILIM = 33 kΩ
R_ILIM = 19.6 kΩ
R_ILIM = 17.2 kΩ
Thermal shutdown threshold
Thermal shutdown
hysteresis
EN input leakage current
V_IN = 5.5 V, V_EN = 0 V or 5 V
Enable input turn-on, turn-off
threshold voltage
Enable input turn-on, turn-off
voltage hysteresis
FAULT output low voltage I_FAULT = 1 mA
110 160
100 150
260 290
110 180 _µA
110 180
210 290
0.2 5
60
65
mΩ
95
15
µA
70
60
mV
340 500 625
1290 1450 1595
mA
2255 2450 2645
2800
140 150 160
°C
20
-1
1 µA
0.4
1.6 V
500
mV
180
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