Datasheet
TPS22980
SLVSB61C –DECEMBER 2011–REVISED SEPTEMBER 2013
www.ti.com
RECOMMENDED OPERATING CONDITIONS
MIN MAX UNIT
V
3P3
3.0 3.6 V
Supply voltage range
V
HV
4.5 19.8 V
I
LIM3P3OUT
V3P3OUT Switch current range 0 500 mA
V
IH
Input logic high EN, HV_EN, S0 V3P3-0.6 V3P3 V
V
IL
Input logic low EN, HV_EN, S0 0 0.6 V
R
SET_V3P3
3.3V switch current limit set resistance 25.3 402 kΩ
R
SET_S0
VHV switch current limit in S0 mode set resistance 25.3 402 kΩ
RS
ET_S3
VHV switch current limit in S3 mode set resistance 25.3 402 kΩ
ELECTRICAL CHARACTERISTICS
Unless otherwise noted the specification applies over the V
DD
range and operating junction temp –40°C ≤ T
J
≤ 85°C. Typical
values are for V
3P3
= 3.3V, V
HV
= 15V, and T
J
= 25°C.
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
POWER SUPPLIES AND CURRENTS
V
3P3
V3P3 Input voltage range 3 3.3 3.6 V
V
HV
VHV Input voltage range 4.5 19.8 V
I
VHVACT
Active quiescent current from VHV HV_EN = 1, EN = 1 150 µA
I
VHVSD
Shutdown leakage current from VHV HV_EN = 0, EN = 0 or 1 30 µA
I
DDACT
Active quiescent current from V3P3 EN = 1, HV_EN = 0 200 µA
I
DDACTHV
Active quiescent current from V3P3 EN = 1, HV_EN = 1 150 µA
I
DDSD
Shutdown Quiescent Current from V3P3 EN = 0, OUT = 0V 10 µA
EN = 1, V
HV
= 5V
I
DIS
OUT Discharge Current 5 10 mA
HV_EN = 1 → 0
V = 0 V 1 µA
I
IN
HV_EN, EN, S0, S3 Input pin leakage
V = V3P3 1 µA
SWITCH AND RESISTANCE CHARACTERISTICS
R
SHV
VHV Switch resistance V
HV
= 5 V to 18V, I
VHV
= 1.5 A 250 mΩ
R
S3P3
V3P3 Switch resistance V
3P3
= 3.3 V, I
V3P3
= 1.5 A 250 mΩ
R
S3P3BYP
V3P3 Bypass switch resistance V
3P3
= 3.3 V, I
V3P3
= 500 mA 500 mΩ
R
OUTDIS
OUT Pulldown resistance when disabled EN = 0 1.5 2.5 4 kΩ
VOLTAGE THESHOLDS
VHV Input Falling 3.6 4
V
HVUVLO
VHV Under voltage lockout V
VHV Input Rising 4 4.3
V3P3 Input Falling 1.8 2.25
V
3P3UVLO
V3P3 Under voltage lockout V
V3P3 Input Rising 2.25 2.5
THERMAL SHUTDOWN
T
SD
Shutdown Temperature 110 120 130 °C
T
SDHYST
Shutdown Hysteresis 10 °C
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