ZHCSNR4B May 2021 – April 2022 TPS25946
PRODUCTION DATA
| Test Parameter | Description | MIN | TYP | MAX | UNITS |
|---|---|---|---|---|---|
| INPUT SUPPLY (IN) | |||||
| VUVP(R) | IN Supply UVP Rising threshold | 2.44 | 2.53 | 2.64 | V |
| VUVP(F) | IN Supply UVP Falling threshold | 2.35 | 2.42 | 2.55 | V |
| IQ(ON) | IN Supply Quiescent Current | 428 | 610 | μA | |
| IQ(OFF) | IN Supply disabled State Current (VSD(F) < VEN < VUVLO(F)) | 73 | 130 | μA | |
| ISD | IN Supply Shutdown Current (VEN < VSD(F)) | 4.4 | 28.7 | μA | |
| ON RESISTANCE (IN - OUT) | |||||
| RON | VIN = 12 V, IOUT = 3 A, TJ = 25℃ | 28.3 | mΩ | ||
| 2.7 ≤ VIN ≤ 23 V, IOUT = 3 A, –40℃ ≤ TJ ≤ 125℃ | 45 | mΩ | |||
| ENABLE/UNDERVOLTAGE LOCKOUT (EN/UVLO) | |||||
| VUVLO(R) | UVLO Rising threshold | 1.183 | 1.20 | 1.223 | V |
| VUVLO(F) | UVLO Falling threshold | 1.076 | 1.09 | 1.116 | V |
| VSD(F) | EN/UVLO Falling Threshold for lowest shutdown current | 0.45 | 0.74 | V | |
| IENLKG | EN/UVLO leakage current | –0.1 | 0.1 | μA | |
| OVERVOLTAGE LOCKOUT (OVLO) | |||||
| VOV(R) | OVLO Rising threshold | 1.183 | 1.20 | 1.223 | V |
| VOV(F) | OVLO Falling threshold | 1.076 | 1.09 | 1.116 | V |
| IOVLKG | OVLO pin leakage current, 0.5 V < VOVLO < 1.5 V | –0.1 | 0.1 | μA | |
| OVERCURRENT PROTECTION (OUT) | |||||
| ILIM | Overcurrent Threshold, RILM = 6.65 k? | 0.425 | 0.500 | 0.575 | A |
| Overcurrent Threshold, RILM = 3.32 k? | 0.850 | 1.007 | 1.150 | A | |
| Overcurrent Threshold, RILM = 1.65 k? | 1.800 | 2.028 | 2.200 | A | |
| Overcurrent Threshold, RILM = 750 ? | 3.960 | 4.452 | 4.840 | A | |
| Overcurrent Threshold, RILM = 549 ? | 5.400 | 6.068 | 6.600 | A | |
| IFLT | Circuit Breaker Threshold, ILM Pin Open (Single point failure) | 0.1 | A | ||
| Circuit Breaker Threshold, ILM Pin Shorted to GND (Single point failure) | 1.1 | 2.1 | A | ||
| ISCGain | Scalable Fast Trip Threshold (ISC) : ILIM Ratio | 201 | % | ||
| IFT | Fixed Fast-trip current threshold | 22.2 | A | ||
| VFB | VOUT threshold to exit Current Limit Foldback | 1.9 | V | ||
| OVERCURRENT FAULT TIMER (ITIMER) | |||||
| VINT | ITIMER pin internal pull-up voltage | 2.3 | 2.57 | 2.72 | V |
| RITIMER | ITIMER pin internal pull-up resistance | 15 | kΩ | ||
| IITIMER | ITIMER pin internal discharge current, IOUT > ILIM | 1.2 | 1.8 | 2.5 | μA |
| ΔVITIMER | ITIMER discharge differential voltage threshold | 1.286 | 1.51 | 1.741 | V |
| OUTPUT LOAD CURRENT MONITOR (ILM) | |||||
| GIMON | Analog Load Current Monitor Gain (IMON : IOUT), IOUT = 0.5 A to 1 A, IOUT < ILIM | 165 | 182 | 200 | μA/A |
| Analog Load Current Monitor Gain (IMON : IOUT), IOUT = 1 A to 5.5 A, IOUT < ILIM | 165 | 182 | 200 | μA/A | |
| POWER GOOD INDICATION (PG) - TPS259460x OR SUPPLY GOOD INDICATION (SPLYGD) - TPS259461x | |||||
| VPGD | PG/SPLYGD pin voltage while de-asserted. VIN < VUVP(F), VEN < VSD(F), Weak pull-up (IPG = 26 μA) | 0.67 | 1 | V | |
| PG/SPLYGD pin voltage while de-asserted, VIN < VUVP(F), VEN < VSD(F), Strong pull-up (IPG = 242 μA) | 0.79 | 1 | V | ||
| PG/SPLYGD pin voltage while de-asserted, VIN > VUVP(R) | 0 | V | |||
| IPGLKG | PG/SPLYGD Pin leakage current, PG/SPLYGD asserted | 0.9 | 3 | μA | |
| POWERGOOD THRESHOLD (PGTH) - TPS259460x | |||||
| VPGTH(R) | PGTH Rising threshold | 1.183 | 1.20 | 1.223 | V |
| VPGTH(F) | PGTH Falling threshold | 1.076 | 1.09 | 1.116 | V |
| IPGTHLKG | PGTH leakage current | –0.1 | 0.3 | μA | |
| FAULT INDICATION (FLT) - TPS259461x | |||||
| IFLTLKG | FLT pin leakage current | –1 | 1 | μA | |
| RFLTB | FLT pin pull-down resistance | 12.3 | ? | ||
| OVERTEMPERATURE PROTECTION (OTP) | |||||
| TSD | Thermal Shutdown Rising Threshold, TJ↑ | 154 | °C | ||
| TSDHYS | Thermal Shutdown Hysteresis, TJ↓ | 10 | °C | ||
| DVDT | |||||
| IdVdt | dVdt Pin Charging Current | 0.81 | 2.21 | 3.82 | μA |