S-818A33AUC-BGNT2G Seiko Instruments, S-818A33AUC-BGNT2G Datasheet
S-818A33AUC-BGNT2G
Specifications of S-818A33AUC-BGNT2G
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S-818A33AUC-BGNT2G Summary of contents
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... Built-in low on-resistance transistor provides low dropout voltage and large output current. A ceramic capacitor of 2 μF or more can be used as an output capacitor. A shutdown circuit ensures long battery life. The SOT-23-5 miniaturized package and the SOT-89-5 package are recommended for configuring portable devices and large output current applications, respectively ...
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... LOW DROPOUT CMOS VOLTAGE REGULATOR S-818 Series Block Diagram VIN ON/OFF VSS *1. Parasitic diode ON/OFF − circuit Reference voltage Figure 1 Seiko Instruments Inc. Rev.3.0 _00 VOUT ...
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... Product Name Structure 1. Product Name S-818 xxx T2 x *1. Refer to the tape specifications at the end of this book. *2. Refer to the “Table 1” under the “3. Product name list”. *3. Refer to “3. ON/OFF pin (Shutdown pin)” in the “ Operation”. 2. Package Package Name SOT-23-5 SOT-89-5 ...
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... V±2.0% 5.4 V±2.0% 5.5 V±2.0% 5.6 V±2.0% 5.7 V±2.0% 5.8 V±2.0% 5.9 V±2.0% 6.0 V±2.0% Remark 1. Please contact our sales office for type B products Please select products of environmental code = U for Sn 100%, halogen-free products. 4 Table 1 SOT-23-5 S-818A20AMC-BGAT2x S-818A21AMC-BGBT2x S-818A22AMC-BGCT2x S-818A23AMC-BGDT2x S-818A24AMC-BGET2x S-818A25AMC-BGFT2x ...
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... Figure 3 LOW DROPOUT CMOS VOLTAGE REGULATOR Pin No. Symbol ON/OFF 4 5 VOUT *1. The NC pin is electrically open. The NC pin can be connected to VIN or VSS. Pin No. Symbol 1 VOUT ON/OFF 5 *1. The NC pin is electrically open. The NC pin can be connected to VIN or VSS. Seiko Instruments Inc. S-818 Series ...
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... Board size : (2) Board name : JEDEC STANDARD51-7 Caution The absolute maximum ratings are rated values exceeding which the product could suffer physical damage. These values must therefore not be exceeded under any conditions. Figure 4 Power Dissipation of Package (When Mounted on Board) ...
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... I at shutdown Input voltage Shutdown pin V input voltage "H" Shutdown pin V input voltage "L" Shutdown pin input current "H" Shutdown pin input current "L" RR Ripple rejection LOW DROPOUT CMOS VOLTAGE REGULATOR Table 5 Conditions = = OUT(S) OUT +1 V≤ V 2.0 V≤V OUT OUT(S) OUT(S) ≤ ...
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... OUT *1 ° OUT(S) Δ Ta *1. Temperature change ratio for output voltage *2. Specified output voltage *3. Output voltage temperature coefficient *5. These figures mean that every part can supply output current at least to these values 8 (=30 mA) and inputting OUT OUT(E) Δ OUT × ° ...
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... Rev.3.0 _00 Test Circuits LOW DROPOUT CMOS VOLTAGE REGULATOR VIN VOUT ON/OFF VSS Set to power ON Figure 5 VIN VOUT A ON/OFF VSS Set GND IN Figure VIN VOUT ON/OFF VSS Set to power ON Figure 7 VIN VOUT + A ON/OFF VSS Figure 8 VIN VOUT ON/OFF VSS Set to power ON Figure 9 Seiko Instruments Inc ...
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... Use a capacitor of 0.47 μF or more * *2. In addition to a tantalum capacitor, a ceramic capacitor of 2.0 μF or more can be used for C Caution The above connection diagram and constant will not guarantee successful operation. Perform through evaluation using the actual application to set the constant. ...
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... Dropout voltage (V ) drop Let input voltage where the output voltage falls to the the actual output voltage IN1 (V ) when gradually decreasing input voltage. The dropout voltage is the difference between the V OUT(E) and the resultant output voltage defined as following equation. ...
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... V OUT inverse current flowing from VOUT pin through a parasitic diode to VIN pin with the part of the output voltage divided by the ref . It supplies the output transistor with the gate voltage, necessary to ensure f Error amplifier − ref + Figure 12 Block diagram +0 ...
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... The S-818 Series needs an output capacitor between VOUT pin and VSS pin for phase compensation. A small ceramic electrolyte capacitor of 2 μF or more can be used. When a tantalum or an aluminum electrolyte capacitor is used, the capacitance must be 2 μF or more and the ESR must be 10 Ω ...
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... LOW DROPOUT CMOS VOLTAGE REGULATOR S-818 Series Precautions • Wiring patterns for the VIN pin, VOUT pin and GND pin should be designed so that the impedance is low. When mounting an output capacitor (C VOUT pin and to the VSS pin should be as short as possible. • Note that output voltage may increase when a voltage regulator is used at low load current (Less than 10 μ ...
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... A 4.5 30m A 4 (V) IN LOW DROPOUT CMOS VOLTAGE REGULATOR ) (When load current increases) OUT S-818A30A (Ta=25 ° 0.6 0.8 [A] Remark In determining necessary output current, (Ta=25 ° 0.6 0.8 [ S-818A30A (Ta=25°C) 60m A 30m Seiko Instruments Inc. S-818 Series (Ta=25 °C) 3 ...
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... I [mA] OUT 16 ) vs. Input voltage ( S-818A30A 25 °C 85 ° [V] Remark In determining necessary output current, 85 ° [V] ) OUT S-818A30A Ta=−40 °C 25 °C 200 250 300 Ta=−40 °C 25 °C 400 500 600 Seiko Instruments Inc. 0.8 Ta=−40 °C 0.6 85 ° ...
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... Rev.3.0 _00 5. Output voltage (V ) vs. Ambient temperature (Ta) OUT S-818A20A 2.04 2.02 2.00 1.98 1.96 − [°C] S-818A50A 5.10 5.05 5.00 4.95 4.90 − [°C] 6. Line regulation (ΔV ) vs. Ambient temperature (Ta) OUT1 S-818A20A/S-818A30A/S-818A50A =V +0.5 ↔ OUT( OUT 5 0 − [°C] 7. Load regulation (Δ ...
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... LOW DROPOUT CMOS VOLTAGE REGULATOR S-818 Series 8. Current consumption (I ) vs. Input voltage (V SS1 S-818A20A Ta=-40° ( S-818A50A 40 30 85°C 20 25°C 10 Ta=-40° ( Threshold voltage of ON/OFF pin (V S-818A20A 2.5 2 1.5 1.0 0.5 0 S-818A50A 2.5 2 1.5 1 S-818A30A 25°C 85° ...
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... S-818A30A −20 −40 −60 −80 −100 0.1 S-818A50A −20 −40 −60 −80 −100 0.1 LOW DROPOUT CMOS VOLTAGE REGULATOR = =30 mA, C =None, C OUT [kHz =30 mA, C =None, C OUT [kHz =30 mA, C =None, C OUT [kHz] Seiko Instruments Inc. S-818 Series =2 μF, 0.5 V p-p, Ta=25 °C ...
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... V 0 0.4 OUT 0.2 0 → 10V I =30mA OUT CL=4.7 μ dependence of overshoot μF OUT( Temperature dependence of overshoot =30 mA μF OUT [V] Seiko Instruments Inc V→ OUT(S) 1.0 0 OUT 3 V 0.6 0.4 0.2 0 [μ V→ =30 mA OUT(S) OUT 1 0 OUT 0.6 0.4 0.2 0.0 − ...
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... I [A] OUT V dependencies of overshoot DD =V =30 mA μF, ON/OFF=0 V→ OUT L 1.0 0.8 0.6 0.4 0 OUT 0 LOW DROPOUT CMOS VOLTAGE REGULATOR =30mA OUT CL=4.7 μ dependence of overshoot OUT( Temperature dependence of overshoot = OUT( [V] Seiko Instruments Inc. S-818 Series = μF, ON/OFF=0 V→V IN OUT( ...
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... LOW DROPOUT CMOS VOLTAGE REGULATOR S-818 Series 3. Power fluctuation V IN 10V CL=2 μ OUT 3V TIME(50usec/div) Load dependencies of overshoot =V +1 V→ OUT(S) 0.6 0 OUT 0.2 0 1.E−05 1.E−04 1.E−03 1.E−02 1.E−01 1.E+00 I [A] OUT V dependencies of overshoot V→ OUT( ...
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... I [A] OUT V dependencies of undershoot DD =V → OUT(S) 0.2 0.15 0 OUT 0. LOW DROPOUT CMOS VOLTAGE REGULATOR C dependence of undershoot μF OUT( OUT Temperature dependence of undershoot =30 mA μF OUT [V] Seiko Instruments Inc. S-818 Series =V +2 V→V ...
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... LOW DROPOUT CMOS VOLTAGE REGULATOR S-818 Series 4. Load fluctuation I =10 μ A → 30mA V OUT 30mA 10 μ CL=2 μ F OUT V OUT 3V CL=4.7 μ F TIME(50 μ sec/div) Load current dependence of load fluctuation overshoot 1.0 0.8 0.6 0.4 0.2 0.0 1.E−03 1.E−02 ΔI [A] OUT Remark ΔI ...
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... Rev.3.0 _00 Load current dependence of load fluctuation undershoot 1.0 0 0.6 0.4 0.2 0.0 1.E−03 1.E−02 ΔI [A] OUT Remark ΔI shows larger load current at load current OUT fluctuation while smaller current is fixed to 10 µA. For example ΔI load current fluctuation from 10 µ mA. ...
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... Seiko Instruments Inc. is strictly prohibited. • The products described herein cannot be used as part of any device or equipment affecting the human body, such as exercise equipment, medical equipment, security systems, gas equipment, or any apparatus installed in airplanes and other vehicles, without prior written permission of Seiko Instruments Inc. ...