IP123A IP123A IP323A LM123 3 AMP POSITIVE VOLTAGE REGULATORS 1 2 3 1 SERIES SERIES SERIES SERIES 2 3 Pin 1 – VIN Pin 2 – VOUT Case – Ground Pin 1 Pin 2 Pin 3 Case K Package – TO–3 – – – – VIN Ground VOUT Ground G Package – TO–257 FEATURES • 0.04%/V LINE REGULATION • 0.3%/A LOAD REGULATION 1 2 1 3 2 • THERMAL OVERLOAD PROTECTION 3 • 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 T Package – TO–220 – – – – VIN Ground VOUT Ground V Package – TO–218 1 • 1% TOLERANCE • START–UP WITH NEGATIVE VOLTAGE (± SUPPLIES) ON OUTPUT • AVAILABLE IN 5V, 12V AND 15V OPTIONS 3 2 Pin 1 – VIN Pin 2 – Ground Pin 3 – VOUT SG Package – TO–220SM CERAMIC SURFACE MOUNT ABSOLUTE MAXIMUM RATINGS (TC = 25°C unless otherwise stated) VI DC Input Voltage 35V PD Power Dissipation Internally limited TJ Operating Junction Temperature Range TSTG Storage Temperature Range TL Lead Temperature (Soldering, 10 sec) Semelab plc. Telephone (01455) 556565. Telex: 341927. Fax (01455) 552612. See Ordering Information –65°C to +150°C 300°C Prelim. 8/95 IP123A IP123A IP323A LM123 ELECTRICAL CHARACTERISTICS Parameter VO Output Voltage SERIES SERIES SERIES SERIES (TJ = 25°C unless otherwise stated) Test Conditions IP123A–05 IP323A–05 Min. Typ. Max. IO = 1A VIN = 7.5V 4.95 POUT ≤ PMAX 2 VIN = 8V to 15V 5 4.85 IO = 5mA to 3A IP123–05 LM123–05 Min. Typ. Max. Units 5.05 4.8 5.15 4.75 5 5.2 V 5.25 V 15 25 mV 50 100 mV 10 14 mA 1.5 3.0 mA 1.5 3.0 mA TJ = Over Temp. Range 1 ∆VO Line Regulation ∆VO Load Regulation IQ Quiescent Current IO = 1A TJ = Over Temp. Range 1 VIN = 8V IO = 5mA to 3A TJ = Over Temp. Range 1 VIN = 8V IO = 5mA to 3A TJ = Over Temp. Range 1 VIN = 8V ∆IQ VIN = 7.5V to 15V IO = 5mA to 3A Quiescent Current TJ = Over Temp. Range 1 Change IO = 1A VIN = 7.5V to 15V TJ = Over Temp. Range 1 VN Output Noise Voltage ∆VIN ∆VO ISC Ripple Rejection Short Circuit Current 40 f = 10Hz to 100kHz f = 120Hz VIN = 8V to 18V 66 IO = 1A TJ = Over Temp. Range 1 60 80 Junction to Case 60 80 VIN = 15V 3 3 VIN = 7.5V 4 4 35 1.5 2.5 2 G Package , T Package 3 4 4 TBA A 35 K Package , V Package SG Package dB 56 Long Term Stability RθJC Thermal Resistance µVrms 40 mV °C/W TBA Notes 1) Applies over full temperature range:– TJ = –55 to +150°C for IP123A / IP123 / LM123 TJ = 0 to +125°C for IP323A All other specifications apply at TJ = 25°C unless otherwise stated. 2) PMAX = 30W for K–Pack (TO–3) , V–Pack (TO–218) and G–Pack (TO–257) Packages. PMAX = 25W for T–Pack (TO–220) Package. PMAX = 15W for SG–Pack (TO–220SM) Package. 3) All characteristics are measured with a capacitor across the input of 0.22µF and a capacitor across the output of 0.1µF. 4) All characteristics except noise voltage and ripple rejection ratios are measured using pulse techniques (tp ≤ 10ms , δ ≤ 5%). 5) Output voltage changes due to changes into internal temperature must be taken into account separately. Semelab plc. Telephone (01455) 556565. Telex: 341927. Fax (01455) 552612. Prelim. 8/95 IP123A IP123A IP323A LM123 ELECTRICAL CHARACTERISTICS Parameter VO Output Voltage SERIES SERIES SERIES SERIES (TJ = 25°C unless otherwise stated) Test Conditions IP123A–12 IP323A–12 Min. Typ. Max. IO = 1A VIN = 14.8V 11.88 POUT ≤ PMAX 2 VIN = 15.4V to 22V 12 11.64 IO = 5mA to 3A IP123–12 LM123–12 Min. Typ. Max. Units 12.12 11.5 12.36 11.4 12 12.5 V 12.6 V 36 60 mV 75 150 mV 10 14 mA 1.5 3.0 mA 1.5 3.0 mA TJ = Over Temp. Range 1 ∆VO Line Regulation ∆VO Load Regulation IQ Quiescent Current IO = 1A TJ = Over Temp. Range 1 VIN = 15.4V IO = 5mA to 3A TJ = Over Temp. Range 1 VIN = 15.4V IO = 5mA to 3A TJ = Over Temp. Range 1 VIN = 15.4V ∆IQ VIN = 14.8V to 22V IO = 5mA to 3A Quiescent Current TJ = Over Temp. Range 1 Change IO = 1A VIN = 14.8V to 22V TJ = Over Temp. Range 1 VN Output Noise Voltage ∆VIN ∆VO Ripple Rejection 75 f = 10Hz to 100kHz f = 120Hz VIN = 15.4V to 25.4V 58 IO = 1A TJ = Over Temp. Range 1 52 µVrm 75 72 52 72 dB 48 ISC Short Circuit Current VIN = 15.4V 3 3 A Ipk Peak Output Current VIN = 15.4V 4 4 A 84 Long Term Stability RθJC Thermal Resistance Junction to Case 84 K Package , V Package 1.5 2.5 2 G Package , T Package 3 4 4 TBA SG Package mV °C/W TBA Notes 1) Applies over full temperature range:– TJ = –55 to +150°C for IP123A / IP123 / LM123 TJ = 0 to +125°C for IP323A All other specifications apply at TJ = 25°C unless otherwise stated. 2) PMAX = 30W for K–Pack (TO–3) , V–Pack (TO–218) and G–Pack (TO–257) Packages. PMAX = 25W for T–Pack (TO–220) Package. PMAX = 15W for SG–Pack (TO–220SM) Package. 3) All characteristics are measured with a capacitor across the input of 0.22µF and a capacitor across the output of 0.1µF. 4) All characteristics except noise voltage and ripple rejection ratios are measured using pulse techniques (tp ≤ 10ms , δ ≤ 5%). 5) Output voltage changes due to changes into internal temperature must be taken into account separately. Semelab plc. Telephone (01455) 556565. Telex: 341927. Fax (01455) 552612. Prelim. 8/95 IP123A IP123A IP323A LM123 ELECTRICAL CHARACTERISTICS Parameter VO Output Voltage SERIES SERIES SERIES SERIES (TJ = 25°C unless otherwise stated) Test Conditions IP123A–15 IP323A–15 Min. Typ. Max. IP123–15 LM123–15 Min. Typ. Max. Units IO = 1A VIN = 17.9V 14.85 15.15 14.4 POUT ≤ PMAX 2 VIN = 18.5V to 25V 15.45 14.25 15 14.55 IO = 5mA to 3A 15 15.6 V 15.75 V 45 75 mV 75 150 mV 10 14 mA 1.5 3.0 mA 1.5 3.0 mA TJ = Over Temp. Range 1 ∆VO Line Regulation ∆VO Load Regulation IQ Quiescent Current IO = 1A TJ = Over Temp. Range 1 VIN = 18.5V IO = 5mA to 3A TJ = Over Temp. Range 1 VIN = 18.5V IO = 5mA to 3A TJ = Over Temp. Range 1 VIN = 18.5V ∆IQ VIN = 17.9V to 25V IO = 5mA to 3A Quiescent Current TJ = Over Temp. Range 1 Change IO = 1A VIN = 17.9V to 25V TJ = Over Temp. Range 1 VN Output Noise Voltage ∆VIN ∆VO Ripple Rejection f = 120Hz VIN = 18.5V to 28.5V 56 IO = 1A TJ = Over Temp. Range 1 50 µVrm 90 90 f = 10Hz to 100kHz 50 70 70 dB 46 ISC Short Circuit Current VIN = 18.5V 2.5 2.5 A Ipk Peak Output Current VIN = 18.5V 4 4 A RθJC Thermal Resistance Junction to Case 105 105 Long Term Stability K Package , V Package 1.5 2.5 2 G Package , T Package 3 4 4 TBA SG Package mV °C/W TBA Notes 1) Applies over full temperature range:– TJ = –55 to +150°C for IP123A / IP123 / LM123 TJ = 0 to +125°C for IP323A All other specifications apply at TJ = 25°C unless otherwise stated. 2) PMAX = 30W for K–Pack (TO–3) , V–Pack (TO–218) and G–Pack (TO–257) Packages. PMAX = 25W for T–Pack (TO–220) Package. PMAX = 15W for SG–Pack (TO–220SM) Package. 3) All characteristics are measured with a capacitor across the input of 0.22µF and a capacitor across the output of 0.1µF. 4) All characteristics except noise voltage and ripple rejection ratios are measured using pulse techniques (tp ≤ 10ms , δ ≤ 5%). 5) Output voltage changes due to changes into internal temperature must be taken into account separately. Semelab plc. Telephone (01455) 556565. Telex: 341927. Fax (01455) 552612. Prelim. 8/95 IP123A IP123A IP323A LM123 SERIES SERIES SERIES SERIES TYPICAL PERFORMANCE CHARACTERISTICS MAXIMUM AVERAGE POWER DISSIPATION ( For IP123AK, IP123K, IP123AG, IP123G) MAXIMUM AVERAGE POWER DISSIPATION ( For IP323AK, IP323K, IP323AV, IP323V) 40 θSA OF HEATSINKS 30 PD (A V ) Maximum Average Power Dissipation (W ) PD(AV ) Maximum Average Power Dissipation (W ) 40 INFINITE HEAT SINK 1.3 ˚C/W 2.4 ˚C/W 20 3.3 ˚ C/W 6.3 ˚C/W 10 10.5 ˚C/W 0 θSA OF HEATSINKS 30 2.4 ˚C/W 20 3.3 ˚C/W 10 6.3 ˚C/W 10.5 ˚C/W 0 25 50 75 100 125 25 TAM B Am bient Temperature (˚ C) 50 75 100 125 TAM B Am bient Temperature (˚C) OUTPUT VOLTAGE (Normalised to 1V at TJ = 25°C) OUTPUT IMPEDANCE 1.02 10 V IN = 10V 1.01 Output Impedance (Ω) Normalised Output Voltage (V) INFINITE HEAT SINK 1.3 ˚C/W 1.00 0.99 1 VOU T = 5V CO U T = 0 I OU T = 1A 0.1 C OU T = 10 µF 0.01 0.001 0.98 -50 -25 0 25 50 75 100 125 150 0.0001 10 Tem perature (˚C) Semelab plc. Telephone (01455) 556565. Telex: 341927. Fax (01455) 552612. 100 1k 10k 100k 1M Frequency (Hz) Prelim. 8/95 IP123A IP123A IP323A LM123 SERIES SERIES SERIES SERIES TYPICAL PERFORMANCE CHARACTERISTICS RIPPLE REJECTION RIPPLE REJECTION 90 100 Ripple Rejection (dB) Ripple Rejection (dB) IOU T = 50mA 80 IOU T = 3A 60 VOU T = 5V VIN = 13V DC + 3.5V rms COU T = 0 40 80 70 F = 120Hz VIN – VOU T = 8V DC + 3.5V rms 60 I OU T = 1A T J = 25˚C T J = 25˚C 20 1 10 100 1k 10k 100k 50 1M 0 5 10 Frequency (Hz) CURRENT LIMIT 20 25 DROPOUT VOLTAGE 6 2.50 Input – Output Differential (V) TJ = –55˚C 5 Output Current (A) 15 Output Voltage (V) 4 TJ = 150˚C 3 TJ = 25˚C 2 1 0 0 5 10 15 20 25 30 ∆VOUT = 100mV 2.00 I OUT = 3A I OUT = 1A 1.50 I OUT = 0.5A 1.00 0.50 -75 -50 -25 35 Input – Output Differential (V) 0 25 50 75 100 125 150 Junction Temperature (˚C) QUIESCENT CURRENT QUIESCENT CURRENT 5.50 6.50 VOUT = 5V I OUT = 1A Quiescent Current (mA) Output Current (mA) 6.00 T J = 25˚C 5.50 5.00 4.50 5.00 4.50 4.00 4.00 V IN = 10V VOU T = 5V IOU T = 1A 3.50 5 10 15 20 25 30 35 3.50 -75 Input Voltage (V) Semelab plc. Telephone (01455) 556565. Telex: 341927. Fax (01455) 552612. -50 -25 0 25 50 75 100 125 150 Junction Temperature (˚C) Prelim. 8/95 IP123A IP123A IP323A LM123 SERIES SERIES SERIES SERIES APPLICATIONS INFORMATION FIXED OUTPUT REGULATOR IN P U T 1 R EGU LATOR 2 ADJUSTABLE OUTPUT REGULATOR OUTP UT INP U T 1 R E GULA TOR 2 OUTP UT R1 3 GN D C 1* 0.22 µF C1 0.22 µF C 2** 3 GN D R2 * Required if the regulator is located far from the power supply filter. ** Although no output capacitor is needed for stability, it does help transient response. If needed, use a 0.1µF ceramic disk. VOUT = VREG + (VREG / R1 + IQ) R2 VREG / R1 > 3 IQ ( R1 + R2 ) Load Regulation (Lr) ≈ R1 [ ] (LR of regulator) CURRENT REGULATOR IN PU T 1 RE GU LA TO R 2 R1 3 C1 0.22 µF OU TPU T I OU T VREG + IQ R1 ∆IQ = 3.0mA over line and load changes. IOUT = Order Information Part K–Pack Number (TO–3) IP123Axx–zz ✔ IP123xx–zz ✔ LM123xx–zz ✔ IP323Axx–zz ✔ G–Pack T–Pack V–Pack (TO–257) (TO–220) (TO–218) ✔ ✔ ✔ SG–Pack TO–220SM ✔ ✔ ✔ ✔ Temp. Range -55 to +150°C ” ” 0 to +125°C Note: xx = Package Code (K, G, T, V, SM) eg. IP123AK–15 Semelab plc. zz = Voltage Code (05, 12, 15) IP123ASG–05 Telephone (01455) 556565. Telex: 341927. Fax (01455) 552612. Prelim. 8/95