ZHCSHQ0B October 2017 – September 2019 TPS27S100
PRODUCTION DATA.
| PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
|---|---|---|---|---|---|---|
| OPERATING VOLTAGE | ||||||
| VIN(nom) | Nominal operating voltage | 4 | 40 | V | ||
| VIN(uvr) | Undervoltage restart | VIN rises up | 3.5 | 3.7 | 4 | V |
| VIN(uvf) | Undervoltage shutdown | VIN falls down | 3 | 3.2 | 3.5 | V |
| V(uv,hys) | 0.5 | V | ||||
| OPERATING CURRENT | ||||||
| I(op) | Nominal operating current | VEN = 5 V, VDIAG_EN = 0 V, 5 V < VIN < 30 V, no load; –40°C TJ < 125°C | 2.5 | 3.2 | mA | |
| I(op) | Nominal operating current | VEN = 5 V, VDIAG_EN = 0 V, 5 V < VIN < 40 V, no load; –40°C TJ < 150°C | 2.5 | 5 | mA | |
| I(op) | Nominal operating current | VEN = 5 V, VDIAG_EN = 0 V, 24-Ω load | 10 | mA | ||
| I(off) | Standby mode current | VIN = 24 V, VEN = VDIAG_EN = VIMON = VILIM = VOUT = 0 V, TJ = 25°C | 2 | µA | ||
| I(off,diag) | Standby current with diagnostic enabled | VIN = 24 V, VEN = 0 V, VDIAG_EN = 5 V | 1.2 | mA | ||
| t(off,deg) | Standby mode deglitch time(1) | EN from high to low, if deglitch time > t(off,deg), the device enters into standby mode. | 2 | ms | ||
| Ilkg(out) | Off-state output leakage current | VIN = 24 V, VEN = VOUT = 0, TJ = 25°C | 0.5 | µA | ||
| POWER STAGE | ||||||
| rDS(on) | On-state resistance | VIN > 5 V, TJ = 25°C | 80 | 100 | mΩ | |
| VIN > 5 V, TJ = 150°C | 166 | mΩ | ||||
| VIN = 3.5 V, TJ = 25°C | 120 | mΩ | ||||
| IILIM(int) | Internal current limit | Internal current limit value, ILIM pin connected to GND | 7 | 13 | A | |
| IILIM(TSD) | Current limit during thermal shutdown | Internal current limit value under thermal shutdown | 5 | A | ||
| External current limit value under thermal shutdown as a percentage of the external current limit setting value | 50 | % | ||||
| VDS(clamp) | Drain-to-source internal clamp voltage | 50 | 70 | V | ||
| OUTPUT DIODE CHARACTERISTICS | ||||||
| VF | Drain-to-source diode voltage | VEN = 0, IOUT = −0.2 A | 0.7 | V | ||
| I(R1) | Continuous reverse current from source to drain | t < 60 s, VEN = 0, TJ = 25°C. Short-to-supply condition. | 2 | A | ||
| I(R2) | Continuous reverse current from source to drain | t < 60 s, VEN = 0, TJ = 25°C. With GND network, 1-kΩ resistor in parallel with A diode. Reverse-polarity condition. | 3 | A | ||
| LOGIC INPUT (EN AND DIAG_EN) | ||||||
| VIH | Logic high-level voltage | 2 | V | |||
| VIL | Logic low-level voltage | 0.8 | V | |||
| R(EN,pd) | EN pulldown resistor | 500 | kΩ | |||
| R(DIAG,pd) | DIAG_EN pulldown resistor | 150 | kΩ | |||
| DIAGNOSTICS | ||||||
| V(ol,off) | Open-load detection threshold in off-state | VEN = 0 V, When VIN – VOUT < V(ol,off), duration longer than td(ol,off). Open load detected. | 1.4 | 1.8 | 2.6 | V |
| I(ol,off) | Off-state output sink current with open load | VEN = 0 V, VIN = VOUT = 24 V, TJ = 125°C. | –150 | µA | ||
| td(ol,off) | Open-load detection-threshold deglitch time in off state | VEN = 0 V, When VIN – VOUT < Vol,off, duration longer than tol,off. Open load detected. | 600 | µs | ||
| I(ol,on) | Open-load detection threshold in on state | VEN = 5 V, when IOUT < I(ol,on), duration longer than td(ol,on). Open load detected.
Version A only |
2 | 6 | 10 | mA |
| td(ol,on) | Open-load detection-threshold deglitch time in on-state | VEN = 5 V, when IOUT < I(ol,on), duration longer than td(ol,on). Open load detected. | 700 | µs | ||
| V(FLT) | Fault low output voltage | IFLT = 2 mA | 0.4 | V | ||
| T(SD) | Thermal shutdown threshold | 175 | °C | |||
| T(SD,rst) | Thermal shutdown status reset | 155 | °C | |||
| T(SW) | Thermal swing shutdown threshold | 60 | °C | |||
| T(hys) | Hysteresis for resetting the thermal shutdown and swing | 10 | °C | |||
| CURRENT MONITOR AND CURRENT LIMIT | ||||||
| K(IMON) | Current sense current ratio | 500 | ||||
| K(ILIM) | Current limit current ratio | 2000 | ||||
| dK(IMON)/K(IMON) | Current-monitor accuracy | Iload ≥ 5 mA | –80 | 80 | % | |
| Iload ≥ 25 mA | –12 | 12 | ||||
| Iload ≥ 50 mA | –8 | 8 | ||||
| Iload ≥ 0.1 A | –5 | 5 | ||||
| Iload ≥ 1 A | –3 | 3 | ||||
| dK(ILIM)/K(ILIM) | External current-limit accuracy(2), (3) | Ilimit ≥ 0.5 A, 25°C < TJ < 150°C | –20 | 20 | % | |
| Ilimit ≥ 0.5 A, -40°C < TJ < 25°C | –28 | 28 | % | |||
| dK(ILIM)/K(ILIM) | External current-limit accuracy(2), (3) | Ilimit ≥ 1.6 A, 25°C < TJ < 150°C | –15 | 15 | % | |
| Ilimit ≥ 1.6 A, -40°C < TJ < 25°C | –18 | 18 | ||||
| VIMON(lin) | Current-monitor voltage linear voltage range(1) | VIN ≥ 5 V | 0 | 4 | V | |
| IOUT(lin) | Current-monitor voltage linear current range(1) | VIN ≥ 5 V, VIMON(lin) ≤ 4 V | 0 | 4 | A | |
| VIMON(H) | IMON pin voltage in Fault mode | VIN ≥ 7 V, fault mode | 4.3 | 4.75 | 4.9 | V |
| VIN ≥ 5 V, fault mode | Min(VIN – 0.8, 4.3) | 4.9 | ||||
| IIMON(H) | IMON pin current in Fault mode | VIMON = 4.3 V, VIN > 7 V, fault mode | 10 | mA | ||
| VIMON(th) | Current limit internal threshold voltage(1) | 1.233 | V | |||