BD4154FV_10 ROHM [Rohm], BD4154FV_10 Datasheet
BD4154FV_10
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BD4154FV_10 Summary of contents
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Power Management Switch ICs for PCs and Digital Consumer Products Power Switch IC for ExpressCard BD4154FV ●Description BD4154FV is a power management switch IC for the next generation PC card (ExpressCard It conforms to the PCMCIA ExpressCard Guideline, and obtains ...
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BD4154FV ●Absolute Maximum Ratings Parameter Input Voltage Logic Input Voltage 1 Logic Output Voltage 1 Logic Output Voltage 2 Output Voltage Output Current 1 Output Current 2 Output Current 3 Power Dissipation 1 Power Dissipation 2 Operating Temperature Range Storage ...
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BD4154FV ●Electrical Characteristics (unless otherwise noted, Ta=25℃ VEN=3.3V V3AUX_IN =V3_IN=3.3V,V15_IN=1.5V) Parameter Standby Current Bias Current 1 Bias Current 2 [Enable] High Level Enable Input Voltage Low Level Enable Input Voltage Enable Pin Input Current [Logic] High Level Logic Input Voltage ...
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BD4154FV ●Reference data CPPE#(2V/div) V3(2V/div) V3AUX(2V/div) V15(1V/div) 5.0ms/div Fig.1 Card Assert/ De-assert (Active) SYSR(2V/div) V3(2V/div) V3AUX(2V/div) V15(1V/div) 5.0ms/div Fig.4 System Active⇔Standby (No Card) EN(2V/div) V3(2V/div) V3AUX(2V/div) V15(1V/div) 500μs/div Fig.7 Wakeup Wave Form (Shut Down→Active) CPUSB#(2V/div) V3(2V/div) V3AUX(2V/div) V15(1V/div) 500µs/div Fig.10 ...
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BD4154FV CPPE#(2V/div) V3(2V/div) V3AUX(2V/div) PERST#(2V/div) 5.0ms/div Fig.13 PERST# Wave Form (Card Assert/ De-assert) CPUSB#(2V/div) V3(2V/div) V3AUX(2V/div) RCLKEN(2V/div) 5.0ms/div Fig.16 RCLKEN Wave Form (USB2.0 Assert/ De-assert) V3_IN(2V/div) V3(2V/div) V3AUX(2V/div) V15(1V/div) 500μs/div Fig.19 Output Voltage (V3_IN:OFF→ON) V3_IN(2V/div) V3(2V/div) V3AUX(2V/div) R =3.3Ω V3 ...
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BD4154FV ●Block Diagram V3_IN1 4 5 3.3V V3_IN2 V3AUX_IN 18 3.3V V15_IN1 15 V15_IN2 1.5V 16 CPPE# 12 CPUSB# 11 SYSR 3 V3AUX_IN EN 2 ●PIN CONFIGRATION PERST_IN SYSR 3 V3_IN1 4 V3_IN2 5 V3_1 6 V3_2 ...
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BD4154FV ●Description of block operation EN With an input of 2.0 volts or higher, this terminal goes HIGH to activate the circuit, and goes LOW to deactivate the circuit (with the standby circuit current of 40 μA), It discharges each ...
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BD4154FV ●Timing Chart System Status ExpressCard Primary Auxiliary OFF OFF SYSR=H⇔L CP#=H SYSR=L CP#=H⇔L V3AUX=OFF V15=V3=OFF SYSR=H SYSR=L ⇔ CP#=L System Status Stand-by Status ON Status From ON to Stand-by Status From Stand- Status ...
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BD4154FV BD4154FV Evaluation Board ■ ■ SW1 R1 GND SW2 PERST_IN GND GND SW3 GND GND SYSR C3 GND V3_IN C4 GND V3 C6 GND PERST # V3AUX_IN SW7 GND BD4154FV Evaluation Board Application Components ...
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BD4154FV BD4154FV Evaluation Board Layout ■ ■ Silk Screen Mid Layer 1 Bottom Layer www.rohm.com © 2010 ROHM Co., Ltd. All rights reserved. TOP Layer Mid Layer 2 10/15 Technical Note 2010.04 - Rev.B ...
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BD4154FV ●Application Circuit (Circuit for ExpressCard CPPE#(1) CPUSB#(2) 3.3V(3) 3.3Vaux(4) 1.5V(5) PERST#(6) ●Heat loss Thermal design should allow the device to operate within the following conditions. Note that the temperatures listed are the allowed temperature limits. Thermal design should allow ...
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BD4154FV ●Equivalent Circuit 1pin<PERST_IN#> V3AUX_IN V3AUX_IN 4,5pin<V3_IN1,V3_IN2> V3 9pin<TEST> 13,14pin<V15_1,V15_2> V3_IN 18pin<V3AUX_IN> V3AUX www.rohm.com © 2010 ROHM Co., Ltd. All rights reserved. 2pin<EN> V3AUX_IN V3AUX_IN 6,7pin<V3_1,V3_2> V3_IN 11pin<CPUSB#> V3AUX_IN V3AUX_IN 15,16pin<V15_IN1,V15_IN2> V15 19pin<RCLKEN > V3AUX_IN 12/15 Technical Note 3pin<SYSR> V3AUX_IN ...
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BD4154FV ●Notes for Use 1.Absolute maximum ratings Although quality is rigorously controlled, the device may be destroyed when applied voltage, operating temperature, etc. exceeds its absolute maximum rating. Because the source (short mode or open mode) cannot be identified once ...
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BD4154FV 10. Electrical characteristics The electrical characteristics in the Specifications may vary, depending on ambient temperature, power supply voltage, circuit(s) externally applied, and/or other conditions. characteristics, that could affect the electrical characteristics. 11. Capacitors applied to input terminals The capacitors ...
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BD4154FV ●Ordering part number Part Number Part Number SSOP-B20 6.5 ± 0 0.1 0.65 0.22 ± 0.1 www.rohm.com © 2010 ROHM Co., Ltd. All rights reserved Package FV ...
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