MC34675AEPR2 Freescale Semiconductor, MC34675AEPR2 Datasheet
MC34675AEPR2
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MC34675AEPR2 Summary of contents
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... Pb-free packaging designated by suffix code Figure 1. 34675 Simplified Application Diagram * This document contains certain information on a new product. Specifications and information herein are subject to change without notice. © Freescale Semiconductor, Inc., 2008. All rights reserved. Device MC34675AEP/R2 34675 VIN BAT ...
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... Figure 2. 34675 Simplified Internal Block Diagram 34675 2 INTERNAL BLOCK DIAGRAM VIN Monitor – + Internal V Supply Charge Control – REF + VIN + – + Die – – Temp BAT 120°C + Logic + Control – GND BAT REF ISET REF I EOC Analog Integrated Circuit Device Data Freescale Semiconductor ...
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... GND Ground 6 DET Output 7 ISET Output 8 BAT Output EPAD EPAD N/A Analog Integrated Circuit Device Data Freescale Semiconductor PIN CONNECTIONS EPAD Figure 3. 34675 Pin Connections Formal Name The power supply input. Input supply Indication of the input power status. Open drain output. ...
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... V DET ± V 2000 ESD ± 200 T - -40 to 150 J T -65 to +150 STG R 10 θ θJA Note 4 T PPRT = 100pF 1500Ω), and the Machine Model ZAP Analog Integrated Circuit Device Data Freescale Semiconductor Unit V V °C °C °C/W °C ...
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... Refer to the Power-on-Reset parameter for V 6. Supply current does not include the current delivered to the battery through the BAT pin. 7. Not tested. The accuracy is guaranteed by design. Analog Integrated Circuit Device Data Freescale Semiconductor = 5V, -40°C ≤ T ≤ 85° 1.0μ Symbol ...
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... T = 25°C under nominal IN A Min Typ Max Unit 2.6 2.7 2 100 150 mV 4.075 4.100 4.125 4.6 4.85 5 150 kΩ - 200 - 1 0.5 V μA - 2.0 7 μ 1.0 100 120 140 °C Analog Integrated Circuit Device Data Freescale Semiconductor 1), ...
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... Characteristics noted under conditions V unless otherwise noted. Typical values noted reflect the approximate parameter means at V conditions, unless otherwise noted. Characteristic END OF CHARGE EOC Filter Time OSCILLATOR Oscillation Frequency Analog Integrated Circuit Device Data Freescale Semiconductor = 5V, -40°C ≤ T ≤ 85° 1μ Symbol t ...
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... ISET Ω R =7.9 k ISET Ω R =15.8 k ISET 4.0 4.5 5.0 5.5 6.0 6.5 7.0 Input Voltage ( 3.7V 25°C BAT A Ω R =3.95 k ISET Ω R =7.9 k ISET Ω R =15.8 k ISET Input Voltage ( 2.0V 25°C BAT A Analog Integrated Circuit Device Data Freescale Semiconductor 5 7 ...
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... Charge Current (mA) Figure 12 Charge Current ISET V = 5.0V 25° Analog Integrated Circuit Device Data Freescale Semiconductor 5 Ω Ω =7 Ω =15 Figure 13. DET Pin Output Voltage vs Input Voltage R 5.00 4.95 4.90 4.85 4 ...
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... V BAT Ω R =3.95k ISET Ω R =7.9k ISET Ω R =15.8k ISET - Temperature (° 5.0V 2.0V IN BAT - Temperature (°C) Figure 20 Temperature ISET V = 5.0V 3.7V IN BAT - Temperature (°C) Figure 21 Temperature DS(ON) = 4.0V 500mA 400mA CHG BAT Analog Integrated Circuit Device Data Freescale Semiconductor ...
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... Temperature (°C) Figure 23. BAT Pin Supply Current vs Temperature V = 4.2V, VIN Pin Not Powered or Charger Disabled BAT Analog Integrated Circuit Device Data Freescale Semiconductor 2500 2000 1500 1000 500 -40 Figure 24. VIN Pin Supply Current vs Temperature 5.00 4.95 4.90 4 ...
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... Exposed pad. This must be soldered to the large ground plane on the PCB to enhance the thermal conductivity. The pad must be connected to GND electrically programmed by connecting CHG , between this pin and ground. When ISET ⋅ CHG is the CHG is the voltage of the ISET Analog Integrated Circuit Device Data Freescale Semiconductor ...
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... Current Setting & Monitor This block sets the charge current in the constant-current mode, and monitors the actual charge current during the whole charge cycle. Analog Integrated Circuit Device Data Freescale Semiconductor Charge Control End of Charge VIN - BAT Comparator Logic Logic Control Status Indication Sensing & ...
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... If the Input Voltage Monitor detects that the input voltage is lower than the POR or higher than the OVP threshold, the linear regulator is disabled. No other signal can control the linear regulator. Analog Integrated Circuit Device Data Freescale Semiconductor ...
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... I = CHG R ISET Analog Integrated Circuit Device Data Freescale Semiconductor OPERATIONAL MODES After the charge cycle is completed, the 34675 continues to regulate and monitor the output to 4.2V load is connected in parallel with the battery, the 34675 will ensure that the charger continues to supply the charge current, even if the charge cycle is completed ...
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... DET pin and ground for the stability of the linear regulator. is applied and the voltage is above the power- ), the PPR pin outputs a low POR 28, where the V and V PORR PORF and V OVPR OVPF Analog Integrated Circuit Device Data Freescale Semiconductor are the are ...
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... EN=high or V >V IN OVP or V < BAT OS V < 2.7V BAT V BAT FAST CHARGE Charger <4.10V BAT Analog Integrated Circuit Device Data Freescale Semiconductor V OVPF 4.85V V PORF CHARGE STATE DIAGRAM Charger: OFF V >V IN POR SHUTDOWN Charger: OFF EN=low and V <V IN OVP and V >V +V ...
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... USB transceiver, that require a voltage higher than 4.5V. Figure 30 is the typical application circuit. BAT Li+ 2.2µF 100K MC34675 CHG PPR EN OFF ON DET 0.22µF is DS(ON 100K MCU USB Xcvr Analog Integrated Circuit Device Data Freescale Semiconductor ...
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... For the most current package revision, visit www.freescale.com and perform a keyword search using the “98A” listed below. Analog Integrated Circuit Device Data Freescale Semiconductor PACKAGING PACKAGE DIMENSIONS EP SUFFIX 8-PIN 98ASA10774D REVISION 0 PACKAGING PACKAGE DIMENSIONS 34675 19 ...
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... PACKAGING PACKAGING DIMENSIONS (CONTINUED) PACKAGING DIMENSIONS (CONTINUED) 34675 20 EP SUFFIX 8-PIN 98ASA10774D REVISION 0 Analog Integrated Circuit Device Data Freescale Semiconductor ...
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... PACKAGING DIMENSIONS (CONTINUED Analog Integrated Circuit Device Data Freescale Semiconductor PACKAGING DIMENSIONS (CONTINUED EP SUFFIX 8-PIN 98ASA10774D REVISION 0 PACKAGING 34675 21 ...
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... PACKAGING 34675 22 Analog Integrated Circuit Device Data Freescale Semiconductor ...
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... REVISION DATE DESCRIPTION OF CHANGES 4/2008 • Initial Release 1.0 4/2008 • Added Tape & Reel positioning drawing 2.0 4/2008 • Deleted Tape & Reel positioning drawing 3.0 Analog Integrated Circuit Device Data Freescale Semiconductor REVISION HISTORY REVISION HISTORY 34675 23 ...
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... Freescale Semiconductor product could create a situation where personal injury or death may occur. Should Buyer ...