MAX1959ETP-T Maxim Integrated Products, MAX1959ETP-T Datasheet
MAX1959ETP-T
Specifications of MAX1959ETP-T
Related parts for MAX1959ETP-T
MAX1959ETP-T Summary of contents
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... Gain-Bandwidth Product 120dB Open-Loop Voltage Gain (R o Temperature Sensor Accurate Sensor -11.7mV/°C Slope -40°C to +125°C-Rated Temperature Range o 20-Pin Thin QFN (5mm PART MAX1958ETP ✕ MAX1959ETP *EP = Exposed paddle. Applications TOP VIEW Management ICs Features = 100kΩ) L ✕ 5mm), 0.8mm Height (max) ...
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W-CDMA/N-CDMA Cellular Phone HBT PA Management ICs ABSOLUTE MAXIMUM RATINGS SHDN1, SHDN2, IN, INP, OUT, ADJ, SHDN3, PWM PGND ...................................-0.3V to +6V CC AGND to PGND .....................................................-0.3V to +0.3V COMP, REF to AGND ....................................-0 IN+, IN-, ...
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W-CDMA/N-CDMA Cellular Phone HBT PA ELECTRICAL CHARACTERISTICS (STEP-DOWN CONVERTER) (continued 3.6V, V SHDN1 INP IN VCC = TOUT = unconnected 0.1µF, T REF noted. Typical values are ...
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W-CDMA/N-CDMA Cellular Phone HBT PA Management ICs ELECTRICAL CHARACTERISTICS (OP AMP 2.7V, V SHDN2 INP IN VCC OUT = LX = TOUT = REF = ...
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W-CDMA/N-CDMA Cellular Phone HBT PA ELECTRICAL CHARACTERISTICS (OP AMP) (continued 2.7V, V SHDN2 INP IN VCC OUT = LX = TOUT = REF = COMP ...
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W-CDMA/N-CDMA Cellular Phone HBT PA Management ICs ELECTRICAL CHARACTERISTICS (STEP-DOWN CONVERTER 3.6V, V SHDN1 INP IN VCC AOUT = TOUT = unconnected 0.1µF, T REF otherwise noted.) (Note 5) PARAMETER ...
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W-CDMA/N-CDMA Cellular Phone HBT PA ELECTRICAL CHARACTERISTICS (STEP-DOWN CONVERTER) (continued 3.6V, V SHDN1 INP IN VCC AOUT = TOUT = unconnected 0.1µF, T REF otherwise noted.) (Note 5) PARAMETER CONTROLLER ...
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W-CDMA/N-CDMA Cellular Phone HBT PA Management ICs ELECTRICAL CHARACTERISTICS (OP AMP 2.7V, V SHDN2 INP IN VCC OUT = LX = TOUT = REF = ...
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W-CDMA/N-CDMA Cellular Phone HBT PA ELECTRICAL CHARACTERISTICS (TEMPERATURE SENSOR 2.7V, V SHDN3 INP IN VCC OUT = REF = unconnected 0.01µF (min), T TOUT PARAMETER T A Temperature Sensor Error ...
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W-CDMA/N-CDMA Cellular Phone HBT PA Management ICs (T = +25°C, unless otherwise noted.) A DROPOUT VOLTAGE ACROSS P-CHANNEL MOSFET vs. LOAD CURRENT 300 250 200 150 100 100 200 300 400 500 600 700 800 LOAD CURRENT ...
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W-CDMA/N-CDMA Cellular Phone HBT +25°C, unless otherwise noted.) A ENTERING AND EXITING SHUTDOWN V SHDN OUT 400µs/div LOAD TRANSIENT PWM = AGND V OUT AC-COUPLED I OUT 100µs/div LOAD TRANSIENT V OUT AC-COUPLED V ...
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W-CDMA/N-CDMA Cellular Phone HBT PA Management ICs (T = +25°C, unless otherwise noted AMP INPUT OFFSET VOLTAGE vs. COMMON-MODE VOLTAGE 600 2.5V VCC 500 400 300 200 100 0 0 0.5 1 ...
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W-CDMA/N-CDMA Cellular Phone HBT +25°C, unless otherwise noted AMP GAIN AND PHASE vs. FREQUENCY 80 2kΩ || 470pF -20 -40 0 FREQUENCY (Hz) OP AMP SMALL-SIGNAL TRANSIENT RESPONSE (INVERTING) ...
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W-CDMA/N-CDMA Cellular Phone HBT PA Management ICs (T = +25°C, unless otherwise noted.) A TEMPERATURE SENSOR ERROR vs. TEMPERATURE 1.5 1.0 0.5 0 -0.5 -1.0 -1.5 -40 -25 - TEMPERATURE (°C) PIN NAME 1 AOUT Op-Amp Output. AOUT ...
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W-CDMA/N-CDMA Cellular Phone HBT PA PIN NAME High-Current Supply Voltage Input. Connect to a 2.6V to 5.5V source. Bypass to PGND with a low- 14 INP ESR 4.7µF capacitor. Connect to pin 16. PWM/Skip-Mode Input. Drive low to use PWM ...
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W-CDMA/N-CDMA Cellular Phone HBT PA Management ICs to 600mA. Some jitter is normal during the transition from pulse-skipping mode to PWM mode with loads around 75mA. This has no adverse impact on regulation. Forced-PWM Operation To force PWM operation at ...
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W-CDMA/N-CDMA Cellular Phone HBT PA the P-channel switch and controls entry into pulse-skip- ping mode. A third current-sense comparator monitors current through the internal N-channel MOSFET to pre- vent excessive reverse currents and determines when to turn off the synchronous ...
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W-CDMA/N-CDMA Cellular Phone HBT PA Management ICs The temperature-to-voltage transfer function has an approximately linear negative slope and can be described by the following equation × − TOUT ° ...
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W-CDMA/N-CDMA Cellular Phone HBT PA Solving for R gives: C × OUT = Calculate the high-frequency compensation pole to cancel the zero created by the output capacitor’s equivalent series resistance (ESR ...
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W-CDMA/N-CDMA Cellular Phone HBT PA Management ICs 3.4 3.0 1.0 0.4 0 300 PA SUPPLY CURRENT (mA) Figure 3. Typical W-CDMA Power Amplifier Load Profile SHDN2 may result in indeterminate logic levels, and could adversely affect op-amp operation. ...
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W-CDMA/N-CDMA Cellular Phone HBT 2.6V TO 5.5V R2 20Ω C7 0.1µF OFFSET Figure 4. Op-Amp Configuration tures must be mounted on, or close to, the object whose temperature they are intended to measure. There is a good ...
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W-CDMA/N-CDMA Cellular Phone HBT PA Management ICs that the rise in die temperature due to the converter is a good approximation of the total rise in die temperature. Therefore ≈ + Θ × Θ ...
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W-CDMA/N-CDMA Cellular Phone HBT PA Management ICs REF COMP ADJ ERROR AMPLIFIER SHDN1 PWM IN+ IN- SHDN2 AGND ______________________________________________________________________________________ REFERENCE OSCILLATOR MAX1958/ MAX1959 COMP CLAMP SLOPE COMPENSATION PWM CURRENT SENSE COMPARATOR OP AMP ACTIVE DISCHARGE AGND TRANSISTOR COUNT: 3704 PROCESS: ...
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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. 24 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 © 2002 Maxim Integrated Products Printed USA is a registered trademark of Maxim Integrated Products ...