ZHCS535M February 2013 – October 2020 LM22679 , LM22679-Q1
PRODUCTION DATA
| PARAMETER | TEST CONDITIONS | MIN(1) | TYP(2) | MAX(1) | UNIT | |
|---|---|---|---|---|---|---|
| LM22679-5.0 | ||||||
| VFB | Feedback Voltage | VIN = 8 V to 42 V | 4.925 | 5.0 | 5.075 | V |
| VIN = 8 V to 42 V, –40°C ≤ TJ ≤ 125°C | 4.9 | 5.1 | ||||
| LM22679-ADJ | ||||||
| VFB | Feedback Voltage | VIN = 4.7 V to 42 V | 1.266 | 1.285 | 1.304 | V |
| VIN = 4.7 V to 42 V, –40°C ≤ TJ ≤ 125°C | 1.259 | 1.311 | ||||
| ALL OUTPUT VOLTAGE VERSIONS | ||||||
| IQ | Quiescent Current | VFB = 5 V | 3.4 | mA | ||
| VFB = 5 V, –40°C ≤ TJ ≤ 125°C | 6 | |||||
| VADJ | Current Limit Adjust Voltage | 0.8 | V | |||
| 0.65 | 0.9 | |||||
| –40°C ≤ TJ ≤ 125°C | ||||||
| ICL | Current Limit | 6.0 | 7.1 | 8.4 | A | |
| –40°C ≤ TJ ≤ 125°C | 5.75 | 8.75 | ||||
| IL | Output Leakage Current | VIN = 42 V, SS Pin = 0 V, VSW = 0 V | 32 | 60 | μA | |
| VSW = –1 V | 31 | 75 | μA | |||
| RDS(ON) | Switch On-Resistance | 0.10 | 0.14 | ? | ||
| 0.2 | ||||||
| fO | Oscillator Frequency | 500 | kHz | |||
| –40°C ≤ TJ ≤ 125°C | 400 | 600 | ||||
| TOFFMIN | Minimum Off-time | 200 | ns | |||
| –40°C ≤ TJ ≤ 125°C | 100 | 300 | ||||
| TONMIN | Minimum On-time | 100 | ns | |||
| IBIAS | Feedback Bias Current | VFB = 1.3 V (ADJ Version Only) | 230 | nA | ||
| ISS | Soft-start Current | 50 | μA | |||
| –40°C ≤ TJ ≤ 125°C | 30 | 70 | ||||
| TSD | Thermal Shutdown Threshold | 150 | °C | |||