Ultra Low Noise Positive Regulator for High Current

ULN-HC78A : Voltage  Noise  42nVrms @0.1Hz ~ 10Hz /PSRR 140dB(Vs=4.5V~30V)

ULN-HC78A is direct replaceable for 78XX of TO-220 package.

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

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1. Voltage Noise : 42nV @ 0.1Hz ~ 10Hz 
2. PSRR(Power Supply Ripple Rejection) : 140dB(Vs=7.2V to 30V)
3. Voltage Reference : 

¤ý 1V ~ 1.8V : REF5025(3pm/¡ÆC, 0.05% Accuracy)

¤ý 2.5V ~ 3.3V : MAX6225(1ppm/¡ÆC, 0.02% Accuracy)
¤ý 5V ~ 30V : LT1236ACS8-5(2ppm/¡ÆC, 0.05% Accuracy)
 

4. Input Voltage : 7.2Vin~ 30Vin(2.5Vout ~ 28Vout), 4.5Vin ~ 18Vin(1.0Vout ~ 1.8Vout)
5. Output Voltage : 1.0V, 1.1V, 1.25, 1.5V, 1.8V, 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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