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Ultra Low Noise Positive Regulator for High Current
- ULN-HC78A : Noise Min. 0.9nV√Hz/Max. 5.4nV/√Hz @1KHz/PSRR 132dB(Vs=6V~35V)
- ULN-HC78C : Noise Min. 3nV√Hz/Max. 18nV/√Hz @1KHz/PSRR 120dB(Vs=6V~35V)
- ULN-HC78D : Noise Min. 8nV√Hz/Max. 48nV/√Hz @1KHz/PSRR 106dB(Vs=6V~35V)
ULN-HC78A and ULN-HC78C are direct replaceable for 78XX of TO-220 package.
<General Properties>
1. Trimmed to High Accuracy Reference
- 5V ~ 30V : LT1236ACS8-5(2ppm/°C, 0.05% Accuracy)
- 2.5V ~ 3.3V : MAX6225A(1ppm/°C, 0.02% Accuracy)
2. Ultra Noise and High PSRR Error Amp : OPA132
3. Thin Film 0.1%/10PPM Low Noise Resistors
4 Low ESR SMD Tantal Capacitor
5. Pin Compatible with 78xx Regulator
<Specifications>
1. Noise : Min. 8nV/√Hz/Max. 48nV/√Hz @1KHz
2. PSRR(Power Supply Ripple Rejection) : 106dB(Vs=6V to 35V)
3. Voltage Temperature Coefficient : 1 ~ 2ppm/°C
4. Input Voltage : 6V~ 35V
5. Output Voltage : 1.0V, 1.25V, 2.5V, 2.6V, 3.3V, 5.0V, 8.0V, 10V, 12V, 15V, 18V, 20V, 25V, 30V
6. Max. Current : 3.0A
7. Power Rating : 20W(Junction to Case @85°C)/1W(Junction to Ambient @85°C)
8. Gold Plated PCB : Size 12.5 x 37(W x H :mm)
