MAX1687EUE Maxim Integrated Products, MAX1687EUE Datasheet

MAX1687EUE
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MAX1687EUE Summary of contents
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... Adaptive Constant-Recharge-Time Capability (MAX1688) 1.25V to 6V Adjustable Output 2. Input Range (1 Li-Ion cell or 3 NiMH cells) Switching Frequency Can Exceed 1MHz Standby Mode Disables DC-DC During Transmission Burst Low Inrush Current at Start-Up PART* MAX1687EUE MAX1687ESA Applications MAX1688EUE MAX1688ESA * Ug. 2. Li-lon 16 OUT OR ...
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Step-Up DC-DC Converters with Precise, Adaptive Current Limit for GSM ABSOLUTE MAXIMUM RATINGS IN, ON, LX1, CHG, LIM, FB, OUT, REF to GND .......-0.3V to +7V LX2 to GND ..............................................................-0.3V to +8V IN, LX1 Average Current..........................................................1A Continuous Power Dissipation (T ...
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Precise, Adaptive Current Limit for GSM ELECTRICAL CHARACTERISTICS ( +3V (MAX1687 LIM (Note 1) PARAMETER SYMBOL Input Voltage Range Input Undervoltage Lockout Output Voltage Range Input Supply Current I SHDN Shutdown ...
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Step-Up DC-DC Converters with Precise, Adaptive Current Limit for GSM _____________________________ Typical Operating Characteristics (continued +3.3V 5V 1V, Figures 6b and OUT LIM MAX1688 PEAK BATTERY CURRENT vs. R (1A ...
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Precise, Adaptive Current Limit for GSM ( V = +3.3V 5V 1V, Figures 6b and OUT LIM SWITCHING WAVEFORMS (FIXED I = 300mA) LOAD 500mA/div 100mV/div 500 s/div MAX1688 SWITCHING WAVEFORMS (GSM PULSED ...
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Step-Up DC-DC Converters with Precise, Adaptive Current Limit for GSM PIN MAX1687 MAX1688 SO TSSOP SO TSSOP — — — — 7 — — 8 — ...
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Precise, Adaptive Current Limit for GSM (LIM) [CHG ARE FOR MAX1687 [ ] ARE FOR MAX1688 (ALSO DASHED LINES) Figure 1. Functional Diagram When starting up, the MAX1687/MAX1688 employ four successive ...
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Step-Up DC-DC Converters with Precise, Adaptive Current Limit for GSM I PEAK SET LIM CHG I - 200mA PEAK TIME ( ) ARE FOR MAX1688 Figure 2. Hysteretic Inductor Current OUT MAX1687 MAX1688 ...
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Precise, Adaptive Current Limit for GSM a) MAX1687 LIM REF DAC c) REF R3 MAX1687 LIM R4 Figure 5. Current-Limit Adjust To set the current limit, apply a voltage LIM. The current limit is 200mA ...
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Step-Up DC-DC Converters with Precise, Adaptive Current Limit for GSM Output (Reservoir) Capacitor The value of the output capacitor determines the amount of power available to deliver to the power amplifier during the RF burst. A larger output capacitor with ...
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Precise, Adaptive Current Limit for GSM 0.1 F OFF *TSSOP PACKAGE ONLY Figure 6b. MAX1687 Typical Application Circuit (Fixed Non-Pulsed Load 2. 0 CHG OFF 40.2k Figure 7. MAX1688 ...
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Step-Up DC-DC Converters with Precise, Adaptive Current Limit for GSM Pin Configurations (continued) TOP VIEW IN 1 LX1 2 MAX1687 MAX1688 LIM [CHG ARE FOR MAX1688 12 ______________________________________________________________________________________ Table 1. Component Suppliers COMPANY AVX ...