Low Power Consumption Fan 38mm 38 Low Power Consumption Fan ■ Features Low Power Consumption Power consumption is reduced by approx. 22% compared with our conventional product*. High Static Pressure Maximum static pressure is increased by approx. 1.9times compared with our conventional product*. *: Specification of Model No.9GA0312P3K001. Our conventional product is 38 x 38 x 28 mm “San Ace 38”, Model No.9GV0312P3K01. 38×38×28mm GA type ■ Specifications Model No. Operating Rated Voltage Voltage Range ［V］ ［V］ 9GA0312P3K001(0011) 9GA0312P3J001(0011) 12 10.8 to 13.2 9GA0312P3G001(0011) PWM Duty Cycle ［%］Note1) Rated Current Rated Input Rated Speed ［min-1］ ［A］ ［W］ Max. Air Flow [m3/min] [CFM] Max. Static Pressure [Pa] [inchH2O] SPL ［dB(A)］ 100 0.62 7.4 25,000 0.60 21.2 800 3.21 59.0 0 0.06 0.7 3,000 0.07 2.5 11 0.04 15.0 100 0.52 6.2 23,500 0.57 20.1 720 2.89 57.5 0 0.06 0.7 3,000 0.07 2.5 11 0.04 15.0 100 0.33 4.0 19,000 0.45 15.9 460 1.85 53.0 0 0.06 0.7 3,000 0.07 2.5 11 0.04 15.0 Operating Temperature [℃] Expected Life [h] −10 to ＋70 40,000/60℃ (70,000/40℃) Note2) The numbers in ( ) represent ribless models. Note1 : PWM Frequency : 25kHz Note2 : Expected life at 40℃ ambient is just reference value. ■ Common Specifications □ Material ･･････････････････････････ Frame, Impeller : Plastics (Flammability: UL94V-0) □ Expected Life ･････････････････････ Varies for each model (L10: Survival rate: 90% at 60℃, rated voltage, and continuously run in a free air state) □ Motor Protection System ･･････････ Current blocking function and Reverse polarity protection □ Dielectric Strength ････････････････ 50/60 Hz, 500VAC, 1 minute (between lead conductor and frame) □ Sound Pressure Level (SPL) ････････ Expressed as the value at 1m from air inlet side □ Operating Temperature ････････････ Varies for each model (Non-condensing) ＋Red ○ ーBlack Sensor: Yellow Control: Brown □ Lead Wire ････････････････････････ ○ □ Mass ･････････････････････････････ Approx. 52g 38mm □ Storage Temperature ･･････････････ −30℃ to ＋70℃ （Non-Condensing） 38 ■ Air Flow - Static Pressure Characteristics ・ Operating Voltage Range ・ PWM Duty Cycle （inch H2O）（Pa） 900 3.5 （inch H2O）（Pa） 4.0 1,000 DC12V 3.5 → Static pressure → Static pressure 800 3.0 700 2.5 2.0 1.5 PWM Duty Cycle 600 100% 500 400 50% 300 1.0 200 0 0 0.1 0.2 5 0.3 10 0.4 0.5 15 0.6 20 0 0.1 0 0.2 0.3 0.4 10 5 0.5 0.6 15 0.7 （m3/min） 25（CFM） 20 PWM Duty Cycle 100％ 800 600 100% 500 400 50% 13.2V 3.0 700 2.5 600 12V 2.0 500 10.8V 1.5 400 300 1.0 200 100 0.5 0% 0 0.1 0.2 5 0.3 10 0.4 0.5 15 0.6 0 0.7（m3/min） 100 0 25（CFM） 20 0 0.1 0.2 5 0.3 0.4 10 0.5 15 0.6 0.7 （m3/min） 25（CFM） 20 → Air flow → Air flow 9GA0312P3J001(0011) 9GA0312P3J001(0011) （inch H2O）（Pa） 600 DC 12V 2.0 400 → Static pressure → Static pressure 100 （inch H2O）（Pa） 900 3.5 DC 12V （inch H2O）（Pa） 500 2.0 → Static pressure 300 1.0 9GA0312P3K001(0011) 0 PWM Duty Cycle 100% 300 1.0 200 0.5 400 25 （CFM） 200 1.5 1.5 10.8V 9GA0312P3K001(0011) 300 0 500 → Air flow 1.0 0.5 2.0 0 0.7 （m3/min） PWM Duty Cycle 1.5 12V 600 → Air flow （inch H2O）（Pa） 800 3.0 700 2.0 13.2V 800 700 2.5 0.5 0% 0 2.5 900 200 100 → Static pressure 0.5 3.0 PWM Duty Cycle 100％ 50% 500 13.2V 1.5 400 12V 300 10.8V 1.0 200 0.5 100 PWM Duty Cycle 100％ 100 0% 0 0 0.1 0 0.2 5 0.3 10 0.4 0.5 （m3/min） 15 （CFM） 0 0 0 0.1 0.2 5 0.3 10 0.4 0.5（m3/min） 15 → Air flow → Air flow 9GA0312P3G001(0011) 9GA0312P3G001(0011) （CFM） 38mm sq.×28mm ■ PWM Duty - Speed Characteristics Example Voltage：DC12V 25,000 25,000min-1 PWM Frequency：25kHz 20,000 15,000 10,000 5,000 Speed（min-1） 3,000min-1 0 100 100 PWM Duty Cycle（%） 9GA0312P3K001(0011) 20,000 23,500min-1 10,000 3,000min-1 PWM Duty Cycle（%） PWM Frequency：25kHz 15,000 5,000 0 Voltage：DC12V 20,000 Speed（min-1） Speed（min-1） 25,000 9GA0312P3J001(0011) Voltage：DC12V PWM Frequency：25kHz 19,000min-1 15,000 10,000 5,000 3,000min-1 0 100 PWM Duty Cycle（%） 9GA0312P3G001(0011) ■ PWM Input Signal Example Input Signal Wave Form ■ Connection Schematic Inside of DC fan DC fan input voltage VIH=2.8V to 3.8V ＋ ○ VIL=0V to 0.4V T1 T ×1100 PWM Frequency 25（kHz）= T PWM Duty Cycle（%）= VIH Source Current : 1mA Max. at control voltage 0V VIL PWM Input Signal Isource Sink Current : 1mA Max. at control voltage 3.8V T1 Control Isink Control Terminal Voltage : 3.8V Max. (Open Circuit) − ○ When the control lead wire is open, the fan speed is the same as the one at a PWM duty cycle of 100%. T Either TTL input, open collector or open drain can be used for PWM control input signal. ■ Pulse Sensor Specification Output circuit : Open collector VCE＝＋13.8V MAX. Ic＝5mA MAX.［VOL＝VCE（SAT）＝0.6V MAX.］ Output waveform （Need pull-up resistor） T1∼4≒（1/4）T0 In case of steady running （One revolution） Inside of DC fan ＋ ○ Sensor T1 Pull-up voltage Ic − ○ VOH Pull-up resistor Sensor output （VCE） VOL 0V T2 T1∼4≒（1/4）T0＝60/4N（sec） N＝Fan speed（min-1） T0 T3 T4 ■ Dimensions (unit : mm) (with ribs) 4-Ø3.5±0.3 Mounting hole +30 320 0 30±0.3 38±0.5 (10) Lead Wire AWG26 UL1007 30±0.3 38±0.5 (4) (4) 28±0.5 Air Flow Direction Rotating Direction ■ Reference dimension of mounting holes and vent opening (unit : mm) Inlet Side , Outlet Side 37 30±0.3 37 （16） 37 .5 30±0.3 4-φ3.7 （16） Notice ●The products shown in the catalog are subject to Japanese Export Control Law. Diversion contrary to the law of exporting country is prohibited. ●To protect against electrolytic corrosion that may occur in locations with strong electromagnetic noise, we provide fans that are unaffected by electrolytic corrosion. 1-15-1, Kita-otsuka, Toshima-ku,Tokyo 170-8451, Japan. PHONE :+ 81 3 3917 5151 http://www.sanyodenki.com The names of companies and/or their products specified in this catalog are the trade names, and/or trademarks and/or registered trademarks of such respective companies. “San Ace” is a trademark of SANYO DENKI CO.,LTD. Specifications are subject to change without notice. CATALOG NO. C1016B001 ‘12.10