AMC2576
DC ELECTRICAL CHARACTERISTICS
Unless otherwise specified, these specifications apply VIN = 12V, ILOAD = 0.5A and the operating ambient
temperatures TJ = 25°C.
AMC2576
Parameter
Symbol
Test Conditions
Units
Min
Typ
Max
AMC2576-3.3
AMC2576-5.0
AMC2576-3.3
AMC2576-5.0
3.234 3.300 3.366
4.900 5.000 5.100
3.168 3.300 3.432
4.800 5.000 5.200
Output Voltage
(Note 1)
VOUT Test circuit of Figure 1
V
6V ≤VIN ≤ 40V
8V ≤VIN ≤ 40V
Output Voltage
(Note 1)
0.5A ≤ ILOAD ≤ 3A
VOUT
V
V
Test circuit of Figure 1
0.5A ≤ ILOAD ≤ 3A,
VOUT -40°C ≤ TJ ≤ 125°C
Test circuit of Figure 1
AMC2576-3.3
AMC2576-5.0
6V ≤VIN ≤ 40V
8V ≤VIN ≤ 40V
3.135 3.300 3.482
4.750 5.000 5.250
Output Voltage
(Note 1)
Feedback
Voltage AMC2576-ADJ VOUTFB Test circuit of Figure 2 VOUT = 5V
1.217 1.230 1.243
1.193 1.230 1.267
1.180 1.230 1.286
V
V
V
(Note 1)
Feedback
(Note 1)
8V ≤VIN ≤ 40V, VOUT = 5V,
Voltage AMC2576-ADJ VOUTFB
0.5A ≤ ILOAD ≤ 3A
Test circuit of Figure 2
Feedback
(Note 1)
8V ≤VIN ≤ 40V, VOUT = 5V, 0.5A ≤ ILOAD ≤ 3A,
Voltage AMC2576-ADJ VOUTFB
AMC2576-3.3
Test circuit of Figure 2
-40°C ≤ TJ ≤ 125°C
75
77
77
ILOAD = 3A
Efficiency
AMC2576-5.0
AMC2576-ADJ
%
ILOAD = 3A, VOUT = 5V
TJ = 25°C
-40OC ≤ TJ ≤ 125°C
47
42
52
52
5
58
63
Oscillator Frequency
fOSC (Note 2)
kHz
Quiescent Current
Standby Current
IQ
(Note 3)
10
mA
ISTBY
70
1.4
200
1.8
2.0
100
500
µA
ENABLE = 5V
TJ = 25°C
Saturation Voltage
VSAT ILOAD = 3A (Note 4)
V
-40°C ≤ TJ ≤ 125°C
TJ = 25°C
50
VOUT = 5V
IFB
Feedback Bias Current
Duty Cycle (ON)
Current Limit
nA
%
(ADJ version only)
-40°C ≤ TJ ≤ 125°C
DC (Note 5)
93
4.2
3.5
98
7
TJ = 25°C
8.8
9
ILIMIT (Note 2, 4)
A
-40°C ≤ TJ ≤ 125°C
VOUT = 0V
7.2
0.3
9
2
Output Leakage Current
ILEAK (Note 3)
mA
VOUT = -1V
20
TJ = 25°C
2.2
2.4
1.4
VIH VOUT = 0V
-40°C ≤TJ ≤125°C
TJ = 25°C
ENABLE Threshold Voltage
V
1.2
1.0
0.8
30
VOUT = Normal
VIL
Output Voltage
-40°C ≤ TJ ≤ 125°C
IIH
IIL
12
0
ENABLE = 5V
ENABLE = 0V
ENABLE Input Current
µA
10
Copyright © 2006 ADDtek Corp.
4
DD007_E -- DECEMBER 2006
ADDTEK [ ADDTEK CORP ]
