ZHCSN39A February 2020 – November 2021 LM61480 , LM61495 , LM62460
PRODUCTION DATA
| PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
|---|---|---|---|---|---|---|
| SUPPLY VOLTAGE (VIN PIN) | ||||||
| VVIN_MIN1 | Input voltage for full functionality at reduced load, after start-up | 3 | V | |||
| VVIN_MIN2 | Input voltage for full functionality at 100% of maximum rated load, after start-up | VOUT set to 3.3 V | 3.95 | V | ||
| IQ_VIN | Input current to VIN node of DC/DC for fixed VOUT versions | VIN = 13.5 V, VOUT = 3.3 V fixed, IOUT = 0 A, auto mode | 5 | μA | ||
| VIN = 13.5 V, VOUT = 5 V fixed, IOUT = 0 A, auto mode | 8 | |||||
| VOLTAGE REFERENCE (FB PIN) | ||||||
| VOUT_5V_ACC | VOUT = 5 V, VIN = 6 V to 36 V, IOUT = 1 A to full load | VIN = 6 V to 36 V, PWM operation | –1.5% | 1.5% | ||
| VOUT = 5 V, VIN = 6 V to 36 V, IOUT = 0 A to full load (1) | VIN = 6 V to 36 V, PFM and PWM operation | –1.5 | 2.5 | |||
| VOUT_3r3V_ACC | VOUT = 3.3 V, VIN = 3.8 V to 36 V, IOUT = 1 A to full load | VIN = 3.8 V to 36 V, PWM operation | –1.5% | 1.5% | ||
| VOUT = 3.3 V, VIN = 3.8 V to 36 V, IOUT = 0 A to full load | VIN = 3.8 V to 36 V, PFM and PWM operation | –1.5 | 2.5 | |||
| THERMAL SHUTDOWN | ||||||
| TSD_R | Thermal shutdown tripping threshold | 158 | 168 | 180 | oC | |
| TSD_F | Thermal shutdown recovery threshold | 150 | 159 | oC | ||
| OTHER PARAMATERS | ||||||
| VDROP1 | Input to output voltage differential to maintain regulation accuracy, without inductor DCR drop | 0.45 | V | |||
| VDROP2 | Input to output voltage differential to maintain fSW ≥ 1.85 MHz, without inductor DCR drop | 1.2 | V | |||
| ? | Typical 2.2-MHz efficiency | VIN = 13.5 V, VOUT = 5.0 V, IOUT = 5 A, RRBOOT = 0 Ω | 92.6% | |||
| Typical 400-kHz efficiency | VIN = 13.5 V, VOUT = 5.0 V, IOUT = 8 A, RRBOOT = 0 Ω | 95.1% | ||||
| Typical 250-kHz efficiency | VIN = 13.5 V, VOUT = 5.0 V, IOUT = 10 A, RRBOOT = 0 Ω | 93.7% | ||||