Datasheet AOZ1374DI (Alpha & Omega) - 4
| 制造商 | Alpha & Omega |
| 描述 | ECPower 23 V 36 mΩ Protection Switch Programmable Current Limit and True Reverse Current Blocking |
| 页数 / 页 | 18 / 4 — ALPHA & OMEGA. AOZ1374DI. Electrical Characteristics. Symbol. … |
| 文件格式/大小 | PDF / 1.7 Mb |
| 文件语言 | 英语 |
ALPHA & OMEGA. AOZ1374DI. Electrical Characteristics. Symbol. Parameter. Conditions. Min. Typ Max Unit
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ALPHA & OMEGA
S E M I C O N D U C T O R
AOZ1374DI Electrical Characteristics
TA = 25 °C, VIN = 12 V, EN = 5 V, unless otherwise specified.
Symbol Parameter Conditions Min Typ Max Unit Input Over-Voltage Protection (OVP)
V Over-voltage Lockout Threshold VIN rising 1.2 V OVP V Over-voltage Lockout Hysteresis AOZ1374DI-01 200 mV OVP_HYS I OVP Input Bias Current POVP = 2 V 20 nA OVP_BIAS t OVP Turn-Off Delay 1.5 µs DELAY_OVP
Over Current Protection (OCP)
RLIM = 1.74 kΩ 3.56 R I Current Limit Threshold LIM = 2.8 kΩ 2.21 A LIM RLIM = 3.26 kΩ 1.61 1.90 2.18 RLIM = 8.25 kΩ 0.75 t Over-Current Duration before Switch Off OCP From IOUT ≥ ILIM to Switch Off 1 ms t Over-Current Flag Delay OCP_FLTB From IOUT ≥ ILIM to FLTB pulled low 1 ms
Short-Circuit Protection (SCP)
t Response time to open the switch after a SC_RESPONSE VOUT short circuit condition is detected VIN - VOUT > 500 mV 1 µs
Thermal Shutdown (TSD)
T Thermal Shutdown Threshold Temperature rising 140 SD °C T Thermal Shutdown Hysteresis Temperature falling 30 SD_HYS Rev. 1.0 December 2020
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Page 4 of 18
S E M I C O N D U C T O R
AOZ1374DI Electrical Characteristics
TA = 25 °C, VIN = 12 V, EN = 5 V, unless otherwise specified.
Symbol Parameter Conditions Min Typ Max Unit Input Over-Voltage Protection (OVP)
V Over-voltage Lockout Threshold VIN rising 1.2 V OVP V Over-voltage Lockout Hysteresis AOZ1374DI-01 200 mV OVP_HYS I OVP Input Bias Current POVP = 2 V 20 nA OVP_BIAS t OVP Turn-Off Delay 1.5 µs DELAY_OVP
Over Current Protection (OCP)
RLIM = 1.74 kΩ 3.56 R I Current Limit Threshold LIM = 2.8 kΩ 2.21 A LIM RLIM = 3.26 kΩ 1.61 1.90 2.18 RLIM = 8.25 kΩ 0.75 t Over-Current Duration before Switch Off OCP From IOUT ≥ ILIM to Switch Off 1 ms t Over-Current Flag Delay OCP_FLTB From IOUT ≥ ILIM to FLTB pulled low 1 ms
Short-Circuit Protection (SCP)
t Response time to open the switch after a SC_RESPONSE VOUT short circuit condition is detected VIN - VOUT > 500 mV 1 µs
Thermal Shutdown (TSD)
T Thermal Shutdown Threshold Temperature rising 140 SD °C T Thermal Shutdown Hysteresis Temperature falling 30 SD_HYS Rev. 1.0 December 2020
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Page 4 of 18