Datasheet AOZ5312NQI (Alpha & Omega) - 10

AOZ5312NQI Typical Performance Characteristics
TA = 25°C, VIN = 12V, PVCC = VCC = 5V, unless otherwise specified. 96% 16 94% 14 92% 12
)
VIN=12V, VOUT=1V, Freq=300kHz
) W %
90%
(
10
( s
VIN=12V, VOUT=1V, Freq=500kHz
s cy
88%
o
8
ien r Pl ffic
86% VIN=12V, VOUT=1V, Freq=300kHz
we E
6 VIN=12V, VOUT=1V, Freq=500kHz
Po
84% 4 82% 2 80% 0 5 10 15 20 25 30 35 40 45 50 55 60 5 10 15 20 25 30 35 40 45 50 55 60
Load Current (A) Load Current (A) Figure 3. Efficiency vs. Load Current Figure 4. Power Loss vs. Load Current
600 4.0 580 3.5 560 3.0 Logic High Threshold
A) )
540
(V
2.5
t (u e g rren
520
lta o
2.0
V
Tri-state Window
M CC Cu
500 1.5
V PW
480 1.0 Logic Low Threshold 460 0.5 440 0.0 -50 -25 0 25 50 75 100 125 150 -50 -25 0 25 50 75 100 125 150
Temperature (°C) Temperature (°C) Figure 5. Supply Current (IVCC) vs. Temperature Figure 6. PWM Threshold vs. Temperature
1.8 3.7 1.7 3.6 Rising Threshold 1.6 3.5 Logic High Threshold
e (V)
1.5 3.4
g e (V) lta
1.4
ltag
3.3
# Vo D Vo C O
1.3 3.2
VC SM
1.2 Logic Low Threshold 3.1 Falling Threshold 1.1 3.0 1.0 2.9 -50 -25 0 25 50 75 100 125 150 -50 -25 0 25 50 75 100 125 150
Temperature (°C) Temperature (°C) Figure 7. SMOD# Threshold vs. Temperature Figure 8. UVLO (VCC) Threshold vs. Temperature
Rev. 1.0 September 2019
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