BQ50002 Datasheet, PDF (7/35 Pages) Texas Instruments – Low-Cost 5-V Wireless Power Transmitter Analog Front

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bq50002
SLUSBW1A – OCTOBER 2015 – REVISED OCTOBER 2015
Electrical Characteristics (continued)
–40°C ≤ TJ ≤ 125°C, V_PVIN1 = 5V, V_PVIN2 = 5 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
PWM1
High-level input voltage
Input rising
Low-level input voltage
Input falling
PWM1 pull-down resistance
PWM1 = 3 V
PWM2
High-level input voltage
Input rising
Low-level input voltage
Input falling
PWM2 pull-down resistance
PWM2 = 3 V
MODE
High-level input voltage
Input rising
Low-level input voltage
Input falling
MODE pull-down resistance
MODE = 3 V
BOOTSTRAP DIODE (BOOT1 AND BOOT2)
Regulation voltage (BOOT1)
Regulation voltage (BOOT2)
UVLO (BOOT1)
UVLO (BOOT2)
MOSFETS (SW1 AND SW2)
V_PVIN1 = V_PVIN2 = 5 V, I_BOOT = 0 mA
V_PVIN1 = V_PVIN2 = 5 V, I_BOOT = 0 mA
V_PVIN1 = V_PVIN2 = 5 V
V_PVIN1 = V_PVIN2 = 5 V
SW1 high-side R_DS(on)
SW1 low-side R_DS(on)
SW2 high-side R_DS(on)
SW2 low-side R_DS(on)
V_PVIN1 = V_PVIN2 = 5 V
V_PVIN1 = V_PVIN2 = 5 V
V_PVIN1 = V_PVIN2 = 5 V
V_PVIN1 = V_PVIN2 = 5 V, I_SW = 500 mA
MIN
TYP
MAX UNIT
1.6
1.8
1.9
V
0.9
1.0
1.1
V
40
50
60
kΩ
1.6
1.7
1.8
V
1.0
1.1
1.2
V
40
50
60
kΩ
1.7
1.8
1.9
V
0.9
1.0
1.1
V
40
50
60
kΩ
4.2
4.4
4.7
V
4.9
5.0
5.1
V
1.8
2.3
2.7
V
1.8
2.2
2.6
V
59
76
107 mΩ
48
61
86 mΩ
42
49
64 mΩ
39
46
58 mΩ
6.6 Typical Characteristics
Figure 1. bq50002 SW1, SW2
Figure 2. DMOUT1, DMOUT2
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