SOT-223: 1 GND 2 Vout 3 Vin 1 Adj. 2 Vout 3 Vin BL CX 1.8 V SOT-223 BL CX 2.5 V SOT-223 BL CX 2.85 V SOT-223 BL CX 3.3 V SOT-2

1A BL1117 1.8V 2.5V 2.85V 1A 3.3V 5V 1.2V BL1117 1A Vout 1.8V,2.5V,2.85V,3.3V,5V ±1 15V 1.25V~13.8V 0.2 BL1117 0.4 BL1117-50 140 TA -50 ~140 1% BL1117 SOT-223,TO- 252,TO-220 LCD LCD TV DVD ADSL BL1117-XX X X X SOT-223 Y TO-252 Z TO-220 Rohs C 140C Rohs Z 140C 18 1.8V 25 2.5V 28 2.85V 50 5.0V A B C: D: Rohs www.belling.com.cn Ver1.3 1/13

SOT-223: 1 GND 2 Vout 3 Vin 1 Adj. 2 Vout 3 Vin BL1117-18CX 1.8 V SOT-223 BL1117-25CX 2.5 V SOT-223 BL1117-28CX 2.85 V SOT-223 BL1117-33CX 3.3 V SOT-223 BL1117-50CX 5.0V SOT-223 BL1117-CX Adj. SOT-223 BL1117-18CY 1.8 V TO-252 BL1117-25CY 2.5 V TO-252 BL1117-28CY 2.85 V TO-252 BL1117-33CY 3.3 V TO-252 BL1117-50CY 5.0V TO-252 BL1117-CY Adj. TO-252 BL1117-18CZ 1.8 V TO-220 BL1117-25CZ 2.5 V TO-220 BL1117-28CZ 2.85 V TO-220 BL1117-33CZ 3.3 V TO-220 BL1117-50CZ 5.0V TO-220 BL1117-CZ Adj. TO-220 www.belling.com.cn Ver1.3 2/13

Vin ---------------------------------------------------------------------------------18V TJ--------------------------------------------------------------------------------------------150 C TA -------------------------------------------------------------------------------------140 C Ts --------------------------------------------------------------------------------------------65 150 C --------------------------------------------------------------------------------------300 C,10S 18 V -50 140 C Tj=25 Vref Iout=10mA, Vin-Vout=2V 10mA Iout 1A,1.5V Vin-Vout 12V BL1117-1.80V Iout=10mA,Vin=3.8V,Tj=25 0 Iout 1A,3.2V Vin 12V 1.238 1.225 1.782 1.764 1.25 1.25 1.80 1.80 1.262 1.275 1.818 1.836 V V BL1117-2.5V Iout=10mA,Vin=4.5V,Tj=25 0 Iout 1A,3.9V Vin 12V 2.475 2.45 2.5 2.5 2.525 2.55 V Vout BL1117-2.85V Iout=10mA,Vin=4.85V,Tj=25 0 Iout 1A,4.25V Vin 12V 2.822 2.793 2.85 2.85 2.878 2.907 V BL1117-3.3V Iout=10mA,Vin=5V,Tj=25 0 Iout 1A,4.75V Vin 12V 3.267 3.234 3.3 3.3 3.333 3.366 V BL1117-5V Iout=10mA,Vin=7V,Tj=25 0 Iout 1A,6.5V Vin 12V 4.95 4.9 5 5 5.05 5.1 V Vout (note1) BL1117-ADJ Iout=10mA,1.5V Vin-Vout 13.775V 0.035 0.2 % BL1117-1.8V Iout=10mA,3.2V Vin 15V 9 12 mv BL1117-2.5V Iout=10mA,3.9V Vin 15V 9 12 mv BL1117-2.85V Iout=10mA,4.25V Vin 15V 9 12 mv www.belling.com.cn Ver1.3 3/13

BL1117-3.3V Iout=10mA,4.75V Vin 15V 9 12 mv BL1117-5V Iout=10mA,6.5V Vin 15V 9 12 mv BL1117-ADJ Vin-Vout=3V, 10mA Iout 1A 0.2 0.4 % BL1117-1.8V Vin=3.2V, 0 Iout 1A 3 10 mv Vout BL1117-2.5V Vin=3.9V, 0 Iout 1A (note1, 2) BL1117-2.85V Vin=4.25V, 0 Iout 1A 3 10 mv 3 10 mv BL1117-3.3V Vin=4.75V, 0 Iout 1A 3 10 mv BL1117-5V Vin=6.5V, 0 Iout 1A 3 10 mv Vout, Vref =1% Iout=100mA 1.11 1.2 V Vin-Vout Vout, Vref,=1% Iout=500mA 1.18 1.25 V note3 Vout, Vref,=1% Iout=1A 1.26 1.3 V Vin-Vout=2V, Tj=25 1.25 1.4 1.6 A Ilimit BL1117-ADJ 5 10 ma note4 Iq BL1117-1.8V,Vin-Vout=1.25V 4 8 ma BL1117-2.5V, Vin-Vout=1.25V 4 8 ma www.belling.com.cn Ver1.3 4/13

BL1117-2.85V, Vin-Vout=1.25V 4 8 ma BL1117-3.3V, Vin-Vout=1.25V 4 8 ma BL1117-5V, Vin-Vout=1.25V 4 8 ma IAdj ( ) 55 120 ua Ichange 0.2 ua 0.5 % SOT-223 20 JC TO-252 10 / W TO-220 4.5 Note1 Note2 Iout 0~1A Vin-Vout 1.5V 12-50 TA 140 Iout 10mA Note3 Vdropout Vin=Vout+1.5V Vout Vout 1% Vdropout Note4 (1.5V Vin-Vout 12V) Vout 10mA BL1117 140 1.4A BL1117 ±1% 100ppm/ www.belling.com.cn Ver1.3 5/13

BL1117 1 BL1117 1 1. C1 10uF 2. 22uF C2 3. CAdj 10uF 22uF CAdj 2*Fripple*CAdj<R1 BL1117 1.25V 2 R1,R2 BL1117 2 www.belling.com.cn Ver1.3 6/13

Vout=Vref*(1+R2/R1)+IAdj*R2, 50uA R1 4mA R1 R1 200 350 0mA 5mA R1 4mA 10mA BL1117 1A BL1117 SOT- 223 20 /W BL1117 PCB 5cm*5cm 30 /W 20 /W+30 /W www.belling.com.cn Ver1.3 7/13

1. 2. Dropout V 1.4 1.2 1 0.8 0.6 0.4 0.2 0 TA=25,90 Vdropout T=90 0 200 400 600 800 1000 1200 1400 Iout ma Vout V 3.5 3.4 3.3 3.2 3.1 3 Vout=3.3V Iout=10mA 4 6 8 10 12 14 16 Vin V 3. Iout 10mA 1A Vout=3.3V Vout/Vout*100 1 0.5 0-0.5-1 -50-25 0 25 50 75 100 125 150 Vout V 3.35 3.3 3.25 3.2 3.15 3.1 0 200 400 600 800 1000 1200 1400 1600 Iout(mA) 4. Vout 3.3V Vout Vout V 3.5 3 2.5 2 1.5 1 0.5 0-50 -25 0 25 50 75 100 125 150 175 200 Vout/Vout*100% 3 2 1 0-1 -2-50 -25 0 25 50 75 100 125 150 5. 6.BL1117 1: 2mA 500mA Iadj ua) 70 60 50 40 30 20 10 0-50 -25 0 25 50 75 100 125 150 175 ( ) 2: : 20us <50mV www.belling.com.cn Ver1.3 8/13

SOT-223: SOT-223 1000 mm M1 M2 www.belling.com.cn Ver1.3 9/13

TO-252: www.belling.com.cn Ver1.3 10/13

TO-252 2500 mm BL1117 M1 M2 www.belling.com.cn Ver1.3 11/13

BL1117 3.TO-220 Package TO-220 Devices per tube 50 Unit mm Package specification www.belling.com.cn Ver1.3 12/13

BL1117 www.belling.com.cn Ver1.3 13/13