Datasheet AOZ6683CI (Alpha & Omega) - 3
| Hersteller | Alpha & Omega |
| Beschreibung | EZBuck 3A Synchronous Buck Regulator |
| Seiten / Seite | 15 / 3 — AOZ6683CI. Absolute Maximum Ratings. Maximum Operating Ratings. … |
| Dateiformat / Größe | PDF / 631 Kb |
| Dokumentensprache | Englisch |
AOZ6683CI. Absolute Maximum Ratings. Maximum Operating Ratings. Parameter. Rating. Note:. Electrical Characteristics. Bold. Symbol
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AOZ6683CI Absolute Maximum Ratings Maximum Operating Ratings
Exceeding the Absolute Maximum Ratings may damage the The device is not guaranteed to operate beyond the device. Maximum Operating ratings.
Parameter Rating
Supply Voltage (VIN) -0.3V to 20V Supply Voltage (VIN) 4.5V to 18V High Voltage Input (EN) -0.3V to 20V Output Voltage Range 0.6V to 0.85*VIN Switching Node DC -0.3V to VIN+0.3V Junction Temperature (TJ) -40°C to +125°C (LX to GND) Package Thermal Resistance 90°C/W Switching Node Transient (20ns) -5V to 22V TSOT23-6L (θJA) (LX to GND) Low Voltage Input (FB) -0.3V to 6V Bootstrap Voltage (BST to LX) 6V Junction Temperature (TJ) 150°C Storage Temperature (TS) -65°C to 150°C ESD Rating (1) 2.0kV
Note:
1. Devices are inherently ESD sensitive, handling precautions are required. Human body model rating: 1.5k in series with 100pF.
Electrical Characteristics
TA = 25°C, VIN = VEN = 12V, VOUT = 3.3V, unless otherwise specified. Specifications in
Bold
indicate an ambient temperature range of -40°C to +85°C. These specifications are guaranteed by design.
Symbol Parameter Conditions Min. Typ. Max Units
VIN Supply Voltage -40°C < TJ < 125°C
4.5 18
V V 4.1 4.3 V V IN rising UVLO Input Under-Voltage Lockout Threshold VIN falling 3.2 3.7 V IIN Supply Current (Quiescent) IOUT = 0V, VFB = 1.2V, EN = 5V 200 290 A IOFF Shutdown Supply Current EN = 0V, -40°C < TJ < 125°C
0.1 1
A VFB Feedback Voltage 0.784 0.8 0.816 V IFB Feedback Input Current FB = 0.8V 200 nA RO Load Regulation 500mA < IOUT < 2A 0.5 % SV Line Regulation 4.5V < VIN < 18V 1 % IFB Feedback Voltage Input Current 200 nA Off threshold
0.6
V -40°C < T V J < 125°C EN EN Input Threshold On threshold
2
V -40°C < TJ < 125°C VEN_HYS Enable Hysteresis 300 mV IEN Enable Input Current EN=5V 3 6 A tSS Soft Start Time 2.8 ms
Modulator
fO Frequency IOUT > 500mA 750 kHz DMAX Maximum Duty Cycle 80 % TMIN Controllable Minimum On-Time (2) 60 ns DMIN Controllable Minimum Duty Cycle (2) 8 % GM Error amplifier GM 400 µA/V Rev. 2.0 January 2019
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Page 3 of 15
Exceeding the Absolute Maximum Ratings may damage the The device is not guaranteed to operate beyond the device. Maximum Operating ratings.
Parameter Rating
Supply Voltage (VIN) -0.3V to 20V Supply Voltage (VIN) 4.5V to 18V High Voltage Input (EN) -0.3V to 20V Output Voltage Range 0.6V to 0.85*VIN Switching Node DC -0.3V to VIN+0.3V Junction Temperature (TJ) -40°C to +125°C (LX to GND) Package Thermal Resistance 90°C/W Switching Node Transient (20ns) -5V to 22V TSOT23-6L (θJA) (LX to GND) Low Voltage Input (FB) -0.3V to 6V Bootstrap Voltage (BST to LX) 6V Junction Temperature (TJ) 150°C Storage Temperature (TS) -65°C to 150°C ESD Rating (1) 2.0kV
Note:
1. Devices are inherently ESD sensitive, handling precautions are required. Human body model rating: 1.5k in series with 100pF.
Electrical Characteristics
TA = 25°C, VIN = VEN = 12V, VOUT = 3.3V, unless otherwise specified. Specifications in
Bold
indicate an ambient temperature range of -40°C to +85°C. These specifications are guaranteed by design.
Symbol Parameter Conditions Min. Typ. Max Units
VIN Supply Voltage -40°C < TJ < 125°C
4.5 18
V V 4.1 4.3 V V IN rising UVLO Input Under-Voltage Lockout Threshold VIN falling 3.2 3.7 V IIN Supply Current (Quiescent) IOUT = 0V, VFB = 1.2V, EN = 5V 200 290 A IOFF Shutdown Supply Current EN = 0V, -40°C < TJ < 125°C
0.1 1
A VFB Feedback Voltage 0.784 0.8 0.816 V IFB Feedback Input Current FB = 0.8V 200 nA RO Load Regulation 500mA < IOUT < 2A 0.5 % SV Line Regulation 4.5V < VIN < 18V 1 % IFB Feedback Voltage Input Current 200 nA Off threshold
0.6
V -40°C < T V J < 125°C EN EN Input Threshold On threshold
2
V -40°C < TJ < 125°C VEN_HYS Enable Hysteresis 300 mV IEN Enable Input Current EN=5V 3 6 A tSS Soft Start Time 2.8 ms
Modulator
fO Frequency IOUT > 500mA 750 kHz DMAX Maximum Duty Cycle 80 % TMIN Controllable Minimum On-Time (2) 60 ns DMIN Controllable Minimum Duty Cycle (2) 8 % GM Error amplifier GM 400 µA/V Rev. 2.0 January 2019
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