ZHCSMB5A March 2021 – March 2022 TPS2521
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 | 411 | 593 | μA | |
| IQ(ON) | IN Supply Current during OVC | 426 | 620 | μA | |
| IQ(ON) | IN Supply Quiescent Current during RCB, VOUT = VIN + 1 V | 186 | μA | ||
| IQ(OFF) | IN Supply OFF State Current (VSD(F) < VEN < VUVLO(F)) | 67 | 130 | μA | |
| ISD | IN Supply Shutdown Current (VEN < VSD(F)) | 1.62 | 28.7 | μA | |
| IINLKG(IRPP) | IN Supply Leakage Current (VIN = –14 V, VOUT = 0 V) | –3.7 | μA | ||
| ON RESISTANCE (IN - OUT) | |||||
| RON | VIN = 5 V, IOUT = 3 A, TJ = 25℃ | 31 | mΩ | ||
| 2.7 ≤ VIN ≤ 5.7 V, –40℃ ≤ TJ ≤ 125℃ | 50.2 | mΩ | |||
| ENABLE/UNDERVOLTAGE LOCKOUT (EN/UVLO) | |||||
| VUVLO(R) | EN/UVLO Rising Threshold | 1.183 | 1.2 | 1.223 | V |
| VUVLO(F) | EN/UVLO Falling Threshold | 1.076 | 1.1 | 1.116 | V |
| VSD(F) | EN/UVLO Falling Threshold for lowest shutdown current | 0.45 | 0.73 | V | |
| IENLKG | EN/UVLO Leakage Current | –0.1 | 0.1 | μA | |
| OUTPUT VOLTAGE CLAMP (OUT) | |||||
| VOVC | Overvoltage Clamp Threshold, OVCSEL = Shorted to GND | 3.65 | 3.88 | 4.1 | V |
| Overvoltage Clamp Threshold, OVCSEL = Open | 5.25 | 5.74 | 6.2 | V | |
| VCLAMP | Output Voltage During Clamping, OVCSEL = Shorted to GND, IOUT = 10 mA | 3.2 | 3.82 | 4.2 | V |
| Output Voltage During Clamping, OVCSEL = Open, IOUT = 10 mA | 5 | 5.58 | 6.1 | V | |
| OVERCURRENT PROTECTION (OUT) | |||||
| ILIM | Current Limit Threshold, RILM = 6.65 k? | 0.425 | 0.5 | 0.575 | A |
| Current Limit Threshold, RILM = 3.32 k? | 0.85 | 1.0 | 1.15 | A | |
| Current Limit Threshold, RILM = 1.65 k? | 1.8 | 2.02 | 2.2 | A | |
| Current Limit Threshold, RILM = 750 ? | 3.96 | 4.44 | 4.84 | A | |
| IFLT | Circuit Breaker Threshold, ILM Pin Open (Single point failure) | 0.1 | A | ||
| Circuit Breaker Threshold, ILM Pin Short 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 | A | ||
| VFB | VOUT threshold to exit Current Limit Foldback | 1.9 | V | ||
| VINT | ITIMER pin internal pull-up voltage | 2.3 | 2.52 | 2.72 | V |
| OVERCURRENT FAULT TIMER (ITIMER) | |||||
| IITIMER | ITIMER pin internal discharge current, IOUT > ILIM | 1.2 | 1.81 | 2.5 | μA |
| RITIMER | ITIMER pin internal pull-up resistance | 15 | kΩ | ||
| ΔVITIMER | ITIMER discharge voltage | 1.28 | 1.51 | 1.74 | 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 4 A, IOUT < ILIM | 165 | 182 | 200 | μA/A | |
| REVERSE CURRENT BLOCKING (IN - OUT) | |||||
| VFWD | VIN – VOUT Forward regulation voltage, IOUT = 10 mA | 5 | 17.4 | mV | |
| VREVTH | VIN – VOUT threshold for fast BFET turn off (enter reverse current blocking) | –36.5 | –29.1 | –22.3 | mV |
| VFWDTH | VIN – VOUT threshold for fast BFET turn on (exit reverse current blocking) | 83 | 102.2 | 125 | mV |
| IOUTLKG(RCB) | OUT Leakage Current during ON state with RCB, VOUT = VIN + 1 V | 270 | μA | ||
| IREVLKG(OFF) | Reverse Leakage Current during unpowered condition, VOUT = 12 V, VIN = 0 V | 4.8 | μA | ||
| POWER GOOD INDICATION (PG) | |||||
| VPGD | PG pin voltage while de-asserted, VIN < VUVP(F), VEN < VSD(F), Weak pull-up (IPG = 26 μA) | 0.67 | 1 | V | |
| PG pin voltage while de-asserted, VIN < VUVP(F), VEN < VSD(F), Strong pull-up (IPG = 242 μA) | 0.78 | 1 | V | ||
| PG pin voltage while de-asserted, VIN > VUVP(R) | 0 | V | |||
| IPGLKG | PG Pin Leakage Current, PG asserted | 0.9 | 3 | μA | |
| POWERGOOD THRESHOLD (PGTH) | |||||
| VPGTH(R) | PGTH Rising Threshold | 1.183 | 1.2 | 1.223 | V |
| VPGTH(F) | PGTH Falling Threshold | 1.076 | 1.09 | 1.116 | V |
| IPGTHLKG | PGTH Leakage Current | –0.1 | 0.3 | μA | |
| OVERTEMPERATURE PROTECTION (OTP) | |||||
| TSD | Thermal Shutdown Rising Threshold, TJ↑ | 154 | °C | ||
| TSDHYS | Thermal Shutdown Hysteresis, TJ↓ | 10 | °C | ||
| DVDT | |||||
| IdVdt | dVdt Pin Charging Current | 0.78 | 1.97 | 3.3 | μA |