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Ultra Low Noise Positive Regulator for High Current
ULN-HC78A : Voltage Noise 42nVrms @0.1Hz ~ 10Hz /PSRR
140dB(Vs=7.2V~30V)
ULN-HC78A is direct replaceable for 78XX of TO-220 package.
<General Properties>
1.
Trimmed to High Accuracy Reference
2.
Ultra Low Noise and High PSRR Error Amp
3.
Thin Film 0.1%/10PPM Low Noise Resistors
4
Low ESR SMD Tantal Capacitor
5.
Pin Compatible with 78xx Regulator
<Specifications>
1. Voltage Noise
: 42nV @ 0.1Hz ~ 10Hz
2.
PSRR(Power Supply Ripple Rejection) : 140dB(Vs=7.2V to 30V)
3.
Voltage Reference
-
5V ~ 30V : LT1236ACS8-5(2ppm/¡ÆC, 0.05% Accuracy)
-
2.5V ~ 3.3V : MAX6225(1ppm/¡ÆC, 0.02% Accuracy)
4.
Input Voltage : 7.2V~ 30V
5.
Output Voltage : 2.5V, 2.6V, 3.3V, 5.0V, 8.0V, 10V, 12V, 15V, 18V, 20V, 25V,
28V
6.
Max. Current : 4.0A
7.
Power Rating : 40W(Junction to Case @85¡ÆC)/1W(Junction to Ambient @85¡ÆC)
8.
Gold Plated PCB : Size 12.5 x 37(W x H :mm)
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