ZHCSLX4A October 2020 – December 2020 TPSM41615
PRODUCTION DATA
| PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
|---|---|---|---|---|---|---|
| INPUT SUPPLY | ||||||
| PVIN | Input switching voltage | 4 | 16 | V | ||
| VIN | Input bias voltage | 4 | 16 | V | ||
| UVLO | PVIN undervoltage lockout | PVIN increasing, IOUT = 0 A | 3.2 | V | ||
| PVIN decreasing, IOUT = 2.5 A | 3.0 | V | ||||
| VIN undervoltage lockout | VIN increasing, IOUT = 0 A | 3.8 | V | |||
| VIN decreasing, IOUT = 2.5 A | 3.6 | V | ||||
| IVIN | VIN bias current(1) | VRS+ = 1.2 V, IOUT = 0 A, EN = OPEN, TA = 25°C | 4.3 | mA | ||
| IVIN-STBY | VIN standby current | IOUT = 0 A, EN = 0 V, TA = 25°C | 4.3 | mA | ||
| OUTPUT VOLTAGE | ||||||
| VOUT | Output voltage adjust | RS+ connected directly to VOUT | 0.6 | 1.1 | V | |
| RS+ connected to VOUT feedback divider | 7.1(1) (2) | V | ||||
| VOUT accuracy | 0.6V ≤ VREF ≤ 1.1V, VRS+ = VOUT, IOUT = 0A, -40°C ≤ TJ = TA ≤ 125°C(1) | -1.0 | 1.0 | % | ||
| Line regulation | Over PVIN range, PVIN = VIN, IOUT = 0 A, TA = 25°C | 0.01 | % | |||
| Load regulation | Over IOUT range, TA = 25°C | 0.03 | % | |||
| OUTPUT CURRENT | ||||||
| IOUT | Output current | Natural convection, TA = 25°C | 0 | 15(2) | A | |
| Overcurrent threshold | 22 | A | ||||
| ISHARE | Current sharing for multi-phase operation(1) | IOUT ≤ 20 A/phase | ±3 | A | ||
| IOUT ≥ 20 A/phase | ±15% | |||||
| BP5 REGULATOR | ||||||
| VBP5 | BP5 regulator output voltage | 4.5 | 5 | 5.5 | V | |
| VBP5-DROPOUT | BP5 regulator dropout voltage(1) | VIN = 4.5 V, fSW = 750 kHz, TA = 25°C | 365 | mV | ||
| PERFORMANCE | ||||||
| η | Efficiency | IOUT = 10 A | 90 | % | ||
| RS+ | ||||||
| RRS+-RS- | Lower feedback resistor from RS+ to RS- | 0.995 | 1 | 1.005 | kΩ | |
| ENABLE | ||||||
| VEN-H | EN rising threshold | IOUT = 0 A | 1.45 | 1.6 | 1.75 | V |
| VEN-L | EN falling threshold | IOUT = 2.5 A | 1.3 | V | ||
| IEN_LKG | EN input leakage current | VIN = 4.5 V, IOUT = 0 A | –1 | 0 | 1 | μA |
| SOFT START | ||||||
| tSS | Soft-start time(1) | SS = OPEN | 4 | ms | ||
| tSS-Range | Soft-start range(1) | Programmable using SS pin | 0.5 | 32 | ms | |
| PGOOD | ||||||
| VPGOOD | PGOOD thresholds(1) | VRS+ rising (fault) | 112% | |||
| VRS+ falling (good) | 105% | |||||
| VRS+ rising (good) | 95% | |||||
| VRS+ falling (fault) | 88% | |||||
| VPGOOD-LOW | PGOOD low voltage with no supply voltage | PVIN = VIN = 0 V, IPGOOD = 80 μA | 0.8 | V | ||
| IPGOOD-LKG | PGOOD leakage current | VIN = 4.5 V, VPGOOD = 5 V, IOUT = 0 A | 15 | μA | ||
| OVP / UVP | ||||||
| VOVP | Overvoltage protection threshold(1) | VRS+ rising | 117% | |||
| VUVP | Under-voltage protection threshold(1) | VRS+ falling | 83% | |||
| FREQUENCY and SYNC | ||||||
| fSW | Switching frequency | VSEL = OPEN, RT = 44.2 k?, IOUT = 2.5 A | 450 | 500 | 550 | kHz |
| Switching frequency range(1) | IOUT = 2.5 A | 300 | 1000 | kHz | ||
| ton_min | Minimum on-time of SW(1) | 30 | ns | |||
| toff_min | Minimum off-time of SW(1) | 340 | ns | |||
| VCLK-H | Logic-high for SYNC(1) | 2 | V | |||
| VCLK-L | Logic-low for SYNC(1) | 0.8 | V | |||
| TCLK-MIN | Minimum pulse width for SYNC(1) | SYNC FSW = 500 kHz | 100 | ns | ||