AMC2576 Datasheet, PDF (4/14 Pages) ADDtek Corp – 3A STEP DOWN VOLTAGE REGULATOR

AMC2576
DC ELECTRICAL CHARACTERISTICS
Unless otherwise specified, these specifications apply V_IN = 12V, I_LOAD = 0.5A and the operating ambient
temperatures T_J = 25°C.
Parameter
Symbol
Test Conditions
AMC2576
Min Typ Max ^Units
Output Voltage ^AMC2576-3.3
(Note 1)
AMC2576-5.0
V_OUT Test circuit of Figure 1
3.234 3.300 3.366
V
4.900 5.000 5.100
Output Voltage ^AMC2576-3.3
(Note 1)
AMC2576-5.0
Output Voltage ^AMC2576-3.3
(Note 1)
AMC2576-5.0
V_OUT
0.5A ≤ I_LOAD ≤ 3A
Test circuit of Figure 1
0.5A ≤ I_LOAD ≤ 3A,
V_OUT -40°C ≤ T_J ≤ 125°C
Test circuit of Figure 1
6V ≤V_IN ≤ 40V
8V ≤V_IN ≤ 40V
6V ≤V_IN ≤ 40V
8V ≤V_IN ≤ 40V
3.168 3.300 3.432
V
4.800 5.000 5.200
3.135 3.300 3.482
V
4.750 5.000 5.250
Feedback
(Note 1)
Voltage _AMC2576-ADJ
V_OUTFB Test circuit of Figure 2
V_OUT = 5V
1.217 1.230 1.243 V
Feedback Voltage _AMC2576-ADJ
(Note 1)
Feedback Voltage _AMC2576-ADJ
(Note 1)
AMC2576-3.3
Efficiency AMC2576-5.0
AMC2576-ADJ
Oscillator Frequency
Quiescent Current
Standby Current
Saturation Voltage
Feedback Bias Current
Duty Cycle (ON)
V_OUTFB
8V ≤V_IN ≤ 40V, V_OUT = 5V,
Test circuit of Figure 2
V_OUTFB
8V ≤V_IN ≤ 40V, V_OUT = 5V,
Test circuit of Figure 2
0.5A ≤ I_LOAD ≤ 3A
0.5A ≤ I_LOAD ≤ 3A,
-40°C ≤ T_J ≤ 125°C

f_OSC
I_Q
I_STBY
V_SAT
I_FB
DC
I_LOAD = 3A
I_LOAD = 3A, V_OUT = 5V
(Note 2)
T_J = 25°C
-40^OC ≤ T_J ≤ 125°C
(Note 3)
ENABLE = 5V
I_LOAD = 3A (Note 4)
V_OUT = 5V
(ADJ version only)
(Note 5)
T_J = 25°C
-40°C ≤ T_J ≤ 125°C
T_J = 25°C
-40°C ≤ T_J ≤ 125°C
1.193
1.180
47
42
93
1.230
1.230
75
77
77
52
52
5
70
1.4
50
98
1.267 V
1.286 V
%
58
kHz
63
10 mA
200 µA
1.8
V
2.0
100
nA
500
%
Current Limit
Output Leakage Current
ENABLE Threshold Voltage
ENABLE Input Current
I_LIMIT (Note 2, 4)
I_LEAK (Note 3)
V_IH V_OUT = 0V
V_IL
V_OUT = Normal
Output Voltage
I_{IH ENABLE = 5V}
I_{IL ENABLE = 0V}
T_J = 25°C
-40°C ≤ T_J ≤ 125°C
V_OUT = 0V
V_OUT = -1V
T_J = 25°C
-40°C ≤T_J ≤125°C
T_J = 25°C
-40°C ≤ T_J ≤ 125°C
4.2
7
3.5 7.2
0.3
9
2.2 1.4
2.4
1.2
12
0
8.8
A
9
2
mA
20
V
1.0
0.8
30
µA
10
Copyright © 2006 ADDtek Corp.
4
DD007_E -- DECEMBER 2006