AIC1384 AIC [Analog Intergrations Corporation], AIC1384 Datasheet
![no-image](/images/no-image-200.jpg)
AIC1384
Available stocks
Related parts for AIC1384
AIC1384 Summary of contents
Page 1
... No.1, Li-Hsin Rd Science Park , Hsinchu 300, Taiwan , R.O.C. TEL: 886-3-5772500 FAX: 886-3-5772510 DDR Termination Regulator DESCRIPTION The AIC1384 linear regulator is designed to deliver 1.5A continuous current and peak transient currents for termination of DDR- SRAM. The AIC1384 contains a high-speed operational amplifier to supply superior load transient response ...
Page 2
... TR: TAPE & REEL TB: TUBE PACKAGING TYPE S: SOP-8 SH: SOP-8 Exposed Pad (Heat Sink) P: Lead Free Commercial G: Green Package Example: AIC1384PSTR In Lead Free SOP-8 Package & Taping & Reel Packing Type ABSOLUTE MAXIMUM RATINGS PVIN, AVIN, VDDQ SENSE Operating Temperature Range Junction Temperature Storage Temperature Range Lead Temperature (Soldering ...
Page 3
... SENSE V Leakage Current 0V, V Shutdown =25°C, unless otherwise specified) (Note 1) A CONDITIONS SYMBOL AVIN PVIN V REF V REF VREF Q-AVIN I SD-AVIN I SENSE = 1.25V I TT LK-TT AIC1384 MIN TYP MAX UNITS 2.2 5.5 V 1.6 2.5/1.8 0.83 0.85 0.87 0.88 0.90 0.92 V 0.93 0.95 0.97 1.127 1.15 1.177 1.227 1.25 1.277 V 1.327 1.35 1.377 0.81 0.85 0.89 V 0.86 0.90 0.94 0.91 ...
Page 4
... Note 3: Load regulation and Current Limit are measured at constant junction temperature, by using pulse test with a short ON time. CONDITIONS SYMBOL I LK- =25°C. Specifications over the -40°C to 85°C operating A subtracted V TT AIC1384 MIN TYP MAX UNITS µ 1.9 V 0.8 °C 165 °C 20 REF. ...
Page 5
... DDQ Fig.5 V vs. V REF 290 280 270 260 250 240 230 220 210 200 4.5 5.0 5.5 2.0 1.32 1.30 1.28 1.26 1.24 1.22 1.20 1.18 4.5 5.0 5.5 -30 SD 3.0 2.5 2.0 1.5 1.0 0.5 0 DDQ AIC1384 3.0 4.0 4.5 5.0 2.5 3.5 AV (V) IN Fig -10 0 -20 I (uA) REF Fig.4 V vs. I REF REF (V) DDQ Fig DDQ 5 ...
Page 6
... Fig.7 Maximum Sourcing Current vs =2. DDQ 4.0 3.8 3.6 3.4 3.2 3.0 2.8 2.6 2.4 3.5 4.0 4.5 3.0 AV (V) IN Fig.9 Maximum Sourcing Current =2. DDQ IN 4.0 3.8 3.6 3.4 3.2 3.0 2.8 3.0 3.5 4.0 4.5 AV (V) IN Fig.11 Maximum Sourcing Current vs =1.8V, PV DDQ IN 2.6 2.4 2.2 2.0 1.8 1.6 1.4 1.2 5.5 4.5 5.0 2.0 Fig.8 Maximum Sourcing Current =1.8V) IN 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0.0 5.0 5.5 2.0 Fig.10 Maximum Sourcing Current vs =3.3V) 5.5 5.0 IN =3.3V) AIC1384 3.5 2.5 3.0 4.0 4 =2. =2.5V) DDQ IN 3.5 4.0 4.5 3.0 2 =1.8V, PV =1.8V) DDQ IN 5.5 5.0 IN 5.0 5 ...
Page 7
... Fig.13 Maximum Sinking Current vs 280 270 260 250 o - 240 230 o 125 C 220 210 200 4.5 5.0 5 100 OUT AIC1384 4.0 4.5 2.5 3.0 3 =1.8V ) DDQ - 125 2.5 3.0 3.5 4.0 4.5 AV (V) IN Fig15 I vs 5.5 5 ...
Page 8
... Fig.17 -1.5A to +1.5A load transient Iout VTT Cin: 47uF electrolytic capacitor Cout: 220uF electrolytic capacitor Fig.19 -0.9A to +0.9A load transient Iout VTT Cin: 47uF ceramic capacitor Cout: 22uF ceramic capacitor Fig.18 -1.5A to +1.5A load transient Iout VTT Cin: 47uF ceramic capacitor Cout: 22uF ceramic capacitor Fig.20 -0.9A to +0.9A load transient AIC1384 8 ...
Page 9
... GND Pin 6: AVIN Pin 7: PVIN of internal equal to Pin internal Heat Sink AIC1384 PVIN VTT VSENSE - Analog input voltage to supply internal control circuitry. - Power input voltage to supply the rail voltage exclusively for the output stage used to create Regulated output, ...
Page 10
... APPLICATION INFORMATION The AIC1384 linear termination regulator is designed to meet JEDEC requirements of DDR- SDRAM (DDRⅠ/Ⅱ). The V TT sinking and sourcing current while regulating the voltage equal to VDDQ/2. The output stage includes a sense function to maintain excellent load regulation to prevent shoot through. The ...
Page 11
... AIC1384 is able to provide large transient output currents, yet it can’t handle for long durations under all conditions that results from the standard packages are not able to dissipate the heat of the internal power loss ...
Page 12
... VIN=2.5V application. The circuitry completes an optimal 6 power dissipation and component count. Cin 5 VDDQ=2.5V Connect the AIC1384 power rail to 3.3V to provide VTT=1.25V Cout the maximum continuous output current if 1.8V and 8 2.5V rail are not available. Beware the junction 7 VIN=3.3V temperature to exceed the maximum due to large 6 current level ...
Page 13
... V Cin 5 voltages. In this configuration PVIN will be limited VDDQ=1.8V to operation on the 3.3V rail. The AIC1384 is available to scale the output to any VTT Cout voltage required. One method is to level shift the 8 output above the internal reference voltage of 7 VDDQ/2 by using two resistors from the V ...
Page 14
... Mold flash, protrusion or gate burrs shall not exceed 6 mil per side . 3. Dimension "E" does not include inter-lead flash or protrusions. 4. Controlling dimension is millimeter, converted inch dimensions are not necessarily exact. (unit: mm) SEE VIEW B B BASE METAL SECTION A-A AIC1384 SOP MILLIMETERS B O MIN. MAX. ...
Page 15
... SEE VIEW WITH PLATING BASE METAL SECTION A-A AIC1384 SOP-8 Exposed Pad(Heat Sink MILLIMETERS B O MIN. MAX ...