SUPPLY CURRENT |
|
IVIN |
Operating – non-switching supply current |
VIN current, TA = 25°C, EN = 5V, VFB = 0.8 V |
|
190 |
290 |
µA |
IVINSDN |
Shutdown supply current |
VIN current, TA = 25°C, EN = 0 V |
|
3.0 |
10 |
µA |
LOGIC THRESHOLD |
|
VENH |
EN high-level input voltage |
EN |
1.6 |
|
|
V |
VENL |
EN low-level input voltage |
EN |
|
|
0.6 |
V |
REN |
EN pin resistance to GND |
VEN = 12 V |
225 |
450 |
900 |
kΩ |
VFB VOLTAGE AND DISCHARGE RESISTANCE |
|
VFBTH |
VFB threshold voltage TPS562210A |
TA = 25°C, VO = 1.05 V, IO = 10 mA, Eco-mode™ operation |
|
772 |
|
mV |
VFB threshold voltage TPS562210A and TPS563210A |
TA = 25°C, VO = 1.05 V |
758 |
765 |
772 |
mV |
TA = 0°C to 85°C, VO = 1.05 V(1) |
753 |
|
777 |
TA = -40°C to 85°C, VO = 1.05 V(1) |
751 |
|
779 |
IVFB |
VFB input current |
VFB = 0.8 V, TA = 25°C |
|
0 |
±0.1 |
µA |
MOSFET |
|
RDS(on)h |
High side switch resistance |
TA = 25°C, VBST – SW = 5.5 V, TPS562210A |
|
133 |
|
mΩ |
TA = 25°C, VBST – SW = 5.5 V, TPS563210A |
|
68 |
|
RDS(on)l |
Low side switch resistance |
TA = 25°C, TPS562210A |
|
80 |
|
mΩ |
TA = 25°C, TPS563210A |
|
39 |
|
CURRENT LIMIT |
|
IOCL |
Current limit(1) |
DC current, VOUT = 1.05 V , L1 = 2.2 µH, TPS562210A |
2.5 |
3.2 |
4.3 |
A |
DC current, VOUT = 1.05 V , L1 = 1.5 µH, TPS563210A |
3.5 |
4.2 |
5.3 |
THERMAL SHUTDOWN |
|
TSDN |
Thermal shutdown threshold(1) |
Shutdown temperature |
|
155 |
|
°C |
Hysteresis |
|
35 |
|
SOFT START |
|
ISS |
SS charge current |
VSS = 1.2 V |
4.2 |
6 |
7.8 |
µA |
POWER GOOD |
|
VTHPG |
PG threshold |
VFB rising (Good) |
85% |
90% |
95% |
|
VFB falling (Fault) |
|
85% |
|
|
IPG |
PG sink current |
PG = 0.5 V |
0.5 |
1 |
|
mA |
OUTPUT UNDERVOLTAGE AND OVERVOLTAGE PROTECTION |
|
VOVP |
Output OVP threshold |
OVP Detect |
|
125%xVfbth |
|
|
VUVP |
Output UVP threshold |
Hiccup detect |
|
65%x Vfbth |
|
|
tHiccupOn |
Hiccup Power On Time |
Relative to soft start time |
|
1 |
|
cycle |
tHiccupOff |
Hiccup Power Off Time |
Relative to soft start time |
|
7 |
|
cycles |
UVLO |
|
UVLO |
UVLO threshold |
Wake up VIN voltage |
3.45 |
3.75 |
4.05 |
V |
Hysteresis VIN voltage |
0.13 |
0.32 |
0.55 |