IP123A IP123A IP323A LM123
SERIES SERIES SERIES SERIES
1 2 3
1 2
3 AMP POSITIVE VOLTAGE REGULATORS
3
Pin 1 – VIN Pi...
IP123A IP123A IP323A LM123
SERIES SERIES SERIES SERIES
1 2 3
1 2
3 AMP POSITIVE VOLTAGE
REGULATORS
3
Pin 1 – VIN Pin 2 – VOUT Case – Ground
Pin 1 Pin 2 Pin 3 Case
– – – –
VIN Ground VOUT Ground
K Package – TO–3
G Package – TO–257
FEATURES
0.04%/V LINE REGULATION 0.3%/A LOAD REGULATION
1
2
3
1
2
3
THERMAL OVERLOAD PROTECTION SHORT CIRCUIT PROTECTION SAFE OPERATING AREA PROTECTION
Pin 1 Pin 2 Pin 3 Case
– – – –
VIN Ground VOUT Ground
Pin 1 Pin 2 Pin 3 Case
– – – –
VIN Ground VOUT Ground
1% TOLERANCE START–UP WITH NEGATIVE VOLTAGE (± SUPPLIES) ON OUTPUT AVAILABLE IN 5V, 12V AND 15V OPTIONS
T Package – TO–220
V Package – TO–218
1
3
2
Pin 1 – VIN Pin 2 – Ground Pin 3 – VOUT
SG Package – TO–220SM CERAMIC SURFACE MOUNT
ABSOLUTE MAXIMUM RATINGS
VI PD TJ TSTG TL DC Input Voltage Power Dissipation
(TC = 25°C unless otherwise stated) 35V Internally limited See Ordering Information –65°C to +150°C 300°C
Prelim. 8/95
Operating Junction Temperature Range Storage Temperature Range Lead Temperature (Soldering, 10 sec)
Telephone (01455) 556565. Telex: 341927. Fax (01455) 552612.
Semelab plc.
IP123A IP123A IP323A LM123
ELECTRICAL CHARACTERISTICS
Parameter Test Conditions
IO = 1A VO Output Voltage POUT ≤ PMAX 2 IO = 5mA to 3A TJ = Over Temp. Range 1 ∆VO Line Regulation ∆VO Load Regulation IQ Quiescent Current IO = 1A VIN = 8V VIN = 8V VIN = 8V ∆IQ Quiescent Current Change VN ∆VIN ∆VO ISC Output Noise Voltage Ripple Rejection Short Circuit Cur...