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| Semiconductor S1117APIC/S1117-XXPIC Adjustable and Fixed Voltage Regulator Descriptions The S1117 series of positive adjustable and fixed regulators are designed to provide 1A with high efficiency. All internal circuitry is designed to operate down to 1.3V input to output differential. On-chip trimming adjusts reference voltage to 2%. Features * Adjustable or fixed output * Output current of 1A * Low dropout, 1.3V maximum at 1A output current * Thermal shutdown protection Ordering Information Type NO. S1117APIC/S1117xxPIC Marking S1117PI/ S1117PI Package Code TO-220F-3SL :Voltage Code (Aj : 1.25V, 15:1.5V,:18: 1.8V, 25:2.5V, 33:3.3V, 50:5.0V) :Voltage Code (285:2.85V) Outline Dimensions (Unit : mm) 9.80~10.20 3.05~3.35 BLOCK DIAGRAM 15.40~15.80 12.20~12.60 9.10~9.30 6.37~6.97 1.07 Min. 0.90 Max. 2.54 Typ. 2.54 Typ. 2.00 Typ. 4.70 Max. 2.70 Max. 0.60 Max. PIN Connections 1. GND / Adj. 2. Output 3. Input KSD-I0T001-000 1 S1117APIC/S1117-XXPIC Absolute Maximum Ratings Characteristic Input voltage Power Dissipation Junction Temperature Operating temperature range Storage temperature range [Ta=25C] Symbol VI PD TJ Topr Tstg Rating 16 2.0 150 0 ~ +125 -55 ~ +150 Unit V W C C Recommended operating conditions Characteristic Input voltage Output current Symbol VI IO Min. VO+1.5V 1 Max. VO+7V 1000 Unit V mA Device Selection Guide Device S1117APIC S1117-15PIC S1117-18PIC S1117-25PIC S1117-285PIC S1117-33PIC S1117-50PIC Output Voltage Adjustable 1.50V 1.80V 2.50V 2.85V 3.30V 5.00V Note 1 : Other fixed versions are available VO=1.5V ~ 5V KSD-I0T001-000 2 S1117APIC/S1117-XXPIC Electrical Characteristics (Electrical Characteristics at 0Ta125 and VI=(VO+1.5V), Io=10mA, CO=10F, unless otherwise specified.) Characteristic Symbol Device S1117A Test Condition * VI = (VO+1.5V) to 7V IO = 0 to 1000mA * VI = (VO+1.5V) to 7V IO = 0 to 1000mA * VI = (VO+1.5V) to 7V IO = 0 to 1000mA * VI = (VO+1.5V) to 7V IO = 0 to 1000mA * VI = (VO+1.5V) to 7V IO = 0 to 1000mA * VI = (VO+1.5V) to 7V IO = 0 to 1000mA * VI = (VO+1.5V) to 7V IO = 0 to 1000mA 1.5V VI-VO7V IO=10mA 1.5V VI-VO7V IO=10mA ~ 1000mA IO=0 VAdj=0V VI = (VO+1.5V) to 7V IO = 100mA 1.5V VI - VO 7V IO=10mA ~ 1000mA IO =1000mA IO=1000mA VRipple=1VP-P , f=120 IO1000mA * * * Min 1.23 1.20 1.47 1.44 1.76 1.73 2.45 2.40 2.79 2.74 3.23 3.17 4.90 4.80 * * - Typ 1.25 Max 1.28 1.30 1.53 Unit S1117-15 1.50 1.56 1.84 S1117-18 1.80 1.87 2.55 V Output voltage VO S1117-25 2.50 2.60 2.91 S1117-285 2.85 3.30 2.96 3.37 3.43 S1117-33 5.00 5.10 5.20 S1117-50 Line regulation (Note2) Load regulation (Note2) Quiescent current Minimum load current Adjust pin current Adjust pin current change Dropout voltage Ripple rejection ratio Current limit [ * ] Ta=25 VO(VI) VO(IL) IQC I L(MIN) IADJ IADJ VDROP RR ILIMIT All All All S1117A S1117A S1117A All All All 5 10 7 3 55 1 10 30 13 7 90 5 1.3 - mV mV mA mA A A V dB A 60 1.1 1.2 72 Note 2: Low duty pulse testing with Kelvin connections required. KSD-I0T001-000 3 S1117APIC/S1117-XXPIC Typical Applications VI (Fixed Version) S1117-XX VO Adj/GND CI 10 CO 10 RL Fig. 1 Fixed Voltage Regulator VI (Adjustable Version) S1117A Adj Vo=3.5V VO CI 10 IADJ R1 125 (1) R2 225 (1) CO 10 Vo = VADJ x (1 + R2 ) + I ADJ x R 2 R1 Fig. 2 Adjustable Voltage Regulator Notes 3: 1) CI needed if device is far from filter capacitors 2) CO minimum value required for stability KSD-I0T001-000 4 S1117APIC/S1117-XXPIC Electrical Characteristic Curves Fig.3 VDROP vs IO 2.0 1.20 Fig.4 Vo vs Ta Output Voltage Deviation [%] 0.90 0.60 0.30 0.00 -0.3 -0.6 -0.9 -1.2 -25 0 25 50 75 100 125 150 VI=VO+1.5V, IO=500mA Dropout Voltage VDROP [V] 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0 200 400 600 800 1000 Ta=0C 50C 125C Output Current IO [mA] Fig.5 IL(MIN) vs VI-VO Minimum Load Current IL(MIN) [mA] 4.2 3.8 3.4 3.0 2.6 Ta=125 2.2 1.8 1.4 1.0 0 1 2 3 4 5 6 7 8 0 50 S1117A, VAdj=0 85 Ambient Temperature Ta [] Fig.6 IAdj vs Ta VI=VO+1.5V, IO=100mA Adjust Pin Current IAdj [A] 80 75 70 65 60 55 45 40 -25 0 25 50 75 100 125 150 Input-Output Differential Voltage [V] Fig.7 PD vs Ta 25 Ambient Temperature Ta [] Power dissipation PD [W] 20 TC =2 5 C 15 10 5 0 Without Heat Sink 25 50 0 75 100 125 150 Ambient Temperature Ta [C] KSD-I0T001-000 5 S1117APIC/S1117-XXPIC The AUK Corp. products are intended for the use as components in general electronic equipment (Office and communication equipment, measuring equipment, home appliance, etc.). Please make sure that you consult with us before you use these AUK Corp. products in equipments which require high quality and / or reliability, and in equipments which could have major impact to the welfare of human life(atomic energy control, airplane, spaceship, transportation, combustion control, all types of safety device, etc.). AUK Corp. cannot accept liability to any damage which may occur in case these AUK Corp. products were used in the mentioned equipments without prior consultation with AUK Corp.. Specifications mentioned in this publication are subject to change without notice. KSD-I0T001-000 6 |
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