MAX8668ETEX+T Maxim Integrated Products, MAX8668ETEX+T Datasheet
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MAX8668ETEX+T
Specifications of MAX8668ETEX+T
Related parts for MAX8668ETEX+T
MAX8668ETEX+T Summary of contents
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... LX1 OUT1 OUT2 2.2µF PGND1 PGND2 ________________________________________________________________ Maxim Integrated Products For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com. o Tiny, Thin QFN 3mm x 3mm Package o Individual Enables o Step-Down Converters 600mA Guaranteed Output Current on OUT1 1200mA Guaranteed Output Current on OUT2 Tiny Size 2.2µ ...
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Dual Step-Down DC-DC Converters with Dual LDOs and Individual Enables ABSOLUTE MAXIMUM RATINGS IN12, IN34, FB1, FB2, EN1, EN2, EN3, EN4, OUT1, OUT2, REF to GND............................................-0.3V to +6.0V OUT3, OUT4 to GND.....-0.3V to the lesser ...
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Dual Step-Down DC-DC Converters with Dual LDOs and Individual Enables ELECTRICAL CHARACTERISTICS (continued 3.6V -40°C to +85°C, unless otherwise noted. Typical values are at T IN34 IN12 A PARAMETER Maximum Adjustable Output MAX8668 ...
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Dual Step-Down DC-DC Converters with Dual LDOs and Individual Enables ( 3.6V, circuit of Figure 4, V IN12 IN34 OUT1 EFFICIENCY vs. LOAD CURRENT (V = 1.2V) OUT1 ...
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Dual Step-Down DC-DC Converters with Dual LDOs and Individual Enables ( 3.6V, circuit of Figure 4, V IN12 IN34 NO-LOAD SUPPLY CURRENT vs. SUPPLY VOLTAGE OUT3 AND OUT4 ONLY 120 V = 5.5V IN12 100 80 ...
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Dual Step-Down DC-DC Converters with Dual LDOs and Individual Enables ( 3.6V, circuit of Figure 4, V IN12 IN34 OUT2 LOAD TRANSIENT V OUT2 600mA 10mA I OUT2 I L2 10µs/div OUT4 LOAD TRANSIENT V OUT4 ...
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Dual Step-Down DC-DC Converters with Dual LDOs and Individual Enables ( 3.6V, circuit of Figure 4, V IN12 IN34 OUT2 HEAVY-LOAD SWITCHING WAVEFORMS V OUT2 V LX2 I L2 500mA LOAD 400ns/div OUT3 NOISE 1ms/div _______________________________________________________________________________________ ...
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Dual Step-Down DC-DC Converters with Dual LDOs and Individual Enables NAME PIN MAX8667 MAX8668 Enable Input for Regulator 3. Drive EN3 high or connect to IN34 to turn on regulator 3. Drive low 1 EN3 EN3 to turn off ...
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Dual Step-Down DC-DC Converters with Dual LDOs and Individual Enables IN34 1.7V TO 5.5V UVLO EN REF REF AND BIAS GND EN1 EN2 PWRON LOGIC AND ENABLES EN3 EN4 () ARE FOR THE MAX8668 Figure 1. Functional Diagram _______________________________________________________________________________________ ...
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Dual Step-Down DC-DC Converters with Dual LDOs and Individual Enables Detailed Description The MAX8667/MAX8668 dual step-down converters with dual low-dropout (LDO) linear regulators are intended to power low-voltage microprocessors or DSPs in portable devices. They feature high efficiency with ...
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Dual Step-Down DC-DC Converters with Dual LDOs and Individual Enables loads up to 300mA. The LDOs include an internal refer- ence, error amplifier, p-channel pass transistor, and internal voltage-dividers. Each error amplifier compares the reference voltage to the output ...
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Dual Step-Down DC-DC Converters with Dual LDOs and Individual Enables INPUT 2.8V TO 5.5V 10µF 0.01µF OUT2 1.2A C7 2.2µF Figure 3. MAX8667 Typical Application Circuit INPUT 2.6V TO 5.5V OUT2 0.6V TO 3.3V, 1.2A C7 ≤ 1.8V 2.2µF ...
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Dual Step-Down DC-DC Converters with Dual LDOs and Individual Enables Applications Information Setting the Output Voltages and Voltage Positioning The LDO output voltages of the MAX8667/MAX8668, and the step-down outputs of the MAX8667 are factory preset. See the Selector ...
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Dual Step-Down DC-DC Converters with Dual LDOs and Individual Enables Table 1. Recommended Inductors MANUFACTURER INDUCTOR FDK MIPF2016 FDK MIPF2520D LQH32CN2R2M5 Murata LQM31P Sumida CDRH2D09 TDK GLF251812T TOKO D2812C TOKO MDT2520-CR TPC Series Wurth TPC Series Taiyo Yuden CB2518T ...
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Dual Step-Down DC-DC Converters with Dual LDOs and Individual Enables C10 is needed if V > 1. OUT IN12 V / 0.65. OUT LDO Output Capacitor and Stability Connect a 4.7µF ceramic capacitor between OUT3 and GND, ...
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Dual Step-Down DC-DC Converters with Dual LDOs and Individual Enables Ordering Information (continued) PART PKG CODE MAX8667ETEHR+ T1633-4 MAX8667ETEJS+ T1633-4 MAX8668ETEA+ T1633-4 MAX8668ETEP+ T1633-4 MAX8668ETEQ+ T1633-4 MAX8668ETET+ T1633-4 MAX8668ETEU+ T1633-4 MAX8668ETEV+ T1633-4 MAX8668ETEW+ T1633-4 MAX8668ETEX+ T1633-4 All MAX8667/MAX8668 parts ...
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Dual Step-Down DC-DC Converters with Dual LDOs and Individual Enables (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information go to www.maxim-ic.com/packages.) E MARKING E/2 AAAA D/2 D ...
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... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. 18 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 © 2007 Maxim Integrated Products ...