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N2576T View Datasheet(PDF) - Niko Semiconductor

Part NameDescriptionManufacturer
N2576T 52 KHz 3A Step-Down Switching Voltage Regulator (SVR) TO-263, TO220 Niko
Niko Semiconductor Niko
N2576T Datasheet PDF : 5 Pages
1 2 3 4 5
NIKO-SEM
52 KHz 3A Step-Down
N2576
Switching Voltage Regulator (SVR) TO-263, TO220
ABSOLUTE MAXIMUM RATINGS
z Maximum Supply Voltage
z ON/OFF Pin Input Voltage
z Output Voltage to Ground
(Stead State)
z Power Dissipation
z Thermal Resistance
Junction to Case, θJC
30V
-0.3V+VI
-1V
Internally
Limited
2.0°C/W
z Thermal Resistance
Junction to Ambient, θJA
TO-220
TO-263
z Operating Junction
Temperature Range
z Storage Temperature
Range
z Lead Temperature
(Soldering, 10 Seconds)
50°C/W
60°C/W
-40 to 125°C
-65 to 150°C
260°C
ELECTRICAL CHARACTERISTICS (Unless otherwise specified, TA = 25°C.)
Parameter
Symbol
Test Conditions
Feedback Voltage
VIN = 12V, VOUT = 5V
VOUT ILOAD = 0.5A (N2576)
Feedback Voltage
Efficiency
Feedback Bias
Current
Oscillator
Frequency
Saturation Voltage
VOUT
η
IB
8V VIN 27V
0.5A ILOAD 3A (N2576)
VIN = 12V, VOUT = 5V
IOUT = 3A (N2576)
VOUT = 5V
FOSC
VSAT
IOUT = 3A (N2576)
Current Limit
ON/OFF Pin Logic
Input Level
ON/OFF Pin Logic
Input Current
ICL
VIH
VIL
IIH
IIL
N2576
VOUT = 0V
VOUT = Nominal Output Voltage
ON/OFF Pin = 5V (OFF)
ON/OFF Pin = 0V (ON)
Typical
Limits
1.230V
1.230V
77%
1.217VMin
1.243VMax
1.193VMin
1.267VMax
50nA
100nA
52 KHz
1.4V
47 KHz (Min)
58 KHz (Max)
1.8VMax
6.0A
1.4V
1.2V
12µA
0µA
4.0A ~ 7.0A
2.2V (Min)
1.0V (Max)
30µA (Max)
10µA (Max)
DEVICE SELECTION GUIDE
Device
N2576S N2576S-3.3 N2576S-5 N2576T
Voltage (V)
ADJ
3.3
5
ADJ
Current (A)
Package
TO-263
TO-263
3
TO-263 TO-220
N2576T-3.3 N2576T-5
3.3
5
TO-220 TO-220
2
MAY-31-2001
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