ZHCSQT8 October 2023 LM74930-Q1
PRODUCTION DATA
| PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
|---|---|---|---|---|---|---|
| SUPPLY VOLTAGE | ||||||
| V(VS) | Operating input voltage | 4 | 65 | V | ||
| V(VS_PORR) | VS POR threshold, rising | 2.4 | 2.6 | 2.9 | V | |
| V(VS_PORF) | VS POR threshold, falling | 2.2 | 2.1 | 2.7 | V | |
| I(SHDN) | Shutdown current, I(GND) | V(EN) = 0 V | 2.5 | 5 | μA | |
| I(Q) | Total system quiescent current, I(GND) | V(EN) = 2 V | 665 | 780 | μA | |
| I(REV) | I(A) leakage current during reverse polarity, | 0 V ≤ V(A) ≤ – 65 V | –100 | –35 | μA | |
| I(OUT) leakage current during reverse polarity | –1 | –0.3 | μA | |||
| ENABLE | ||||||
| V(ENR) | Enable threshold voltage for low Iq shutdown, rising | 0.8 | 1.05 | V | ||
| V(ENF) | Enable falling threshold voltage for low Iq shutdown | 0.41 | 0.7 | V | ||
| I(EN/UVLO) | 0 V ≤ V(EN) ≤ 65 V | 55 | 200 | nA | ||
| MODE | ||||||
| V(MODEF) | MODE falling threshold voltage | 0.41 | 0.7 | V | ||
| V(MODER) | MODE threshold, rising | 0.8 | 1.05 | V | ||
| I(MODE) | MODE input leakage current | 100 | 160 | nA | ||
| UNDERVOLTAGE LOCKOUT COMPARATOR | ||||||
| V(UVLOR) | UVLO threshold voltage, rising | 0.585 | 0.6 | 0.63 | V | |
| V(UVLOF) | UVLO threshold voltage, falling | 0.533 | 0.55 | 0.573 | V | |
| I(UVLO) | 0 V ≤ V(UVLO) ≤ 5 V | 50 | 200 | nA | ||
| OVERVOLTAGE PROTECTION AND BATTERY SENSING INPUT | ||||||
| R(SW) | Battery sensing disconnect switch resistance | 10 | 19.5 | 46 | ? | |
| V(OVR) | Overvoltage threshold input, rising | 0.585 | 0.6 | 0.63 | V | |
| V(OVF) | Overvoltage threshold input, falling | 0.533 | 0.55 | 0.573 | V | |
| I(OV) | OV Input leakage current | 0 V ≤ V(OV) ≤ 5 V | 50 | 200 | nA | |
| V(OVCLAMPR) | OVCLAMP threshold input, rising | 0.57 | 0.59 | 0.61 | V | |
| V(OVCLAMPF) | OVCLAMP threshold input, falling | 0.435 | 0.45 | 0.475 | V | |
| I(OVCLAMP) | OVCLAMP Input leakage current | 0 V ≤ V(OV) ≤ 5 V | 53 | 200 | nA | |
| CURRENT SENSE AMPLIFIER | ||||||
| V(OFFSET) | Input referred offset | RSET = 50? RIMON = 5 k? (corresponds to VSNS = 6 mV to 30 mV) | –2.1 | 2.1 | mV | |
| V(GE_SET) | VSNS to VIMON scaling | RSET = 50? RIMON = 5 k? (corresponds to VSNS = 6 mV to 30 mV) | 82 | 90 | 97 | |
| V(SNS_TH) | OCP comparator rising threshold | 1.08 | 1.22V | 1.32 | V | |
| OCP comparator falling threshold | 1.02 | 1.15 | 1.25 | V | ||
| ISCP | SCP input bias current | 9.5 | 11 | 12 | μA | |
| V(HV_SCP) | HV SCP comparator threshold | VCS– > 3V | 17.4 | 20 | 22 | mV |
| V(HV_SCP) | HV SCP comparator threshold | RISCP = 1k? | 31 | mV | ||
| IMON Accuracy | Current monitor output accuracy | VSENSE = 20 mV, RIMON = 5k? | –12.5 | 12.5 | % | |
| V(LV_SCP) | LV SCP comparator threshold | VCS– < 3V | 16.5 | 20 | 24 | mV |
| FAULT | ||||||
| R(FLT) | FLT pull-down resistance | 10 | 22 | 60 | ? | |
| I_FLT | FLT input leakage current | –100 | 400 | nA | ||
| DELAY TIMER | ||||||
| I(TMR_SRC_OCP) | TMR source current during overcurrent | 65 | 85 | 97 | μA | |
| I(TMR_SRC_OVCLAMP) | TMR source current during overvoltage clamp | 4.5 | 5.5 | 6.6 | μA | |
| I(TMR_SRC_FLT) | TMR source current | 1.94 | 2.97 | 3.5 | μA | |
| I(TMR_SNK) | TMR sink current | 2 | 2.7 | 3.15 | μA | |
| V(TMR_OC) | Voltage at TMR pin for ILIM shut off | 1.1 | 1.2 | 1.4 | V | |
| V(TMR_FLT) | Voltage at TMR pin for FLT trigger | 1.04 | 1.1 | 1.2 | V | |
| V(TMR_LOW) | Voltage at TMR pin for auto-retry counter falling threshold | 0.1 | 0.2 | 0.3 | V | |
| N(A_R_Count) | Number of auto-retry cycles | 32 | ||||
| CHARGE PUMP | ||||||
| I(CAP) | Charge pump source current | V(CAP) – V(A) = 7 V, 6 V ≤ V(S) ≤ 65 V | 1.3 | 2.7 | mA | |
| VCAP – VS | Charge pump turn-on voltage | 11 | 12.2 | 13.2 | V | |
| Charge pump turn-off voltage | 11.9 | 13.2 | 14.1 | V | ||
| V(CAP UVLO) | Charge pump UVLO voltage threshold, rising | 5.4 | 6.6 | 7.9 | V | |
| Charge pump UVLO voltage threshold, falling | 4.4 | 5.5 | 6.6 | V | ||
| IDEAL DIODE | ||||||
| V(A_PORR) | V(A) POR threshold, rising | 2.2 | 2.45 | 2.7 | V | |
| V(A_PORF) | V(A) POR threshold, falling | 2 | 2.25 | 2.45 | V | |
| V(AC_REG) | Regulated forward V(A)–V(C) threshold | 3.6 | 10.4 | 13.7 | mV | |
| V(AC_REV) | V(A)–V(C) threshold for fast reverse current blocking | –16 | –10.5 | –5 | mV | |
| V(AC_FWD) | V(A)–V(C) threshold for reverse to forward transition | 150 | 177 | 200 | mV | |
| V(DGATE) – V(A) | Gate drive voltage | 4 V < V(S) < 5 V | 7 | V | ||
| 5 V < V(S) < 65 V | 9.2 | 11.5 | 14 | V | ||
| I(DGATE) | Peak gate source current | V(A) – V(C) = 300 mV, V(DGATE) – V(A) = 1 V | 18.5 | mA | ||
| Peak gate sink current | V(A) – V(C) = –12 mV, V(DGATE) – V(A) = 11 V | 2670 | mA | |||
| Regulation sink current | V(A) – V(C) = 0 V, V(DGATE) – V(A) = 11 V, | 5 | 13.5 | μA | ||
| I(C) | Cathode leakage Current | V(A) = –14 V, V(C) = 12 V | 9.3 | 32 | μA | |
| HIGH SIDE CONTROLLER | ||||||
| V(HGATE) – V(OUT) | Gate drive voltage | 4 V < V(S) < 5 V | 7 | V | ||
| 5 V < V(S) < 65 V | 10 | 11.1 | 14.5 | V | ||
| I(HGATE) | Source current | 39 | 55 | 75 | μA | |
| Sink current | 128 | 180 | mA | |||