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R5421N112C-TR Datasheet(PDF) 7 Page - RICOH electronics devices division |
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R5421N112C-TR Datasheet(HTML) 7 Page - RICOH electronics devices division |
7 / 19 page Rev.1.11 - 7 - q R5421N151F Topt=25°C Symbol Item Conditions MIN. TYP. MAX. Unit VDD1 Operating input voltage Voltage defined as VDD - VSS 1.5 10 V Vst Minimum operating Voltage for 0V charging Voltage defined as VDD - V- , VDD - VSS=0V 1.2 V VDET1 Over-charge threshold Detect rising edge of supply Voltage Topt=25°C Topt=0 to 50°C *Note 4.225 4.220 4.250 4.250 4.275 4.280 V V VREL1 Release voltage for over- charge detection 4.000 4.050 4.100 V tVDET1 Output delay of over- Charge C3=0.01µF, VDD=3.6V to 4.3V 60 75 90 ms VDET2 Over-discharge threshold Detect falling edge of supply Voltage 2.437 2.500 2.563 V tVDET2 Output delay of over- Discharge VDD=3.6V to 2.4V 7 10 13 ms VDET3 Excess current threshold Detect rising edge of 'V-' pin Voltage 0.17 0.20 0.23 V tVDET3 Output delay of excess Current VDD=3.0V 9 13 17 ms Vshort Short protection voltage VDD=3.0V VDD-1.2 VDD-0.9 VDD-0.6 V tshort Output Delay of Short protection VDD=3.0V 5 50 µs Rshort Reset resistance for excess current protection VDD=3.6V, V- =1.0V 50 100 150 k Ω Vol1 Nch ON voltage of COUT Iol=50µA, VDD=4.4V 0.35 0.5 V Voh1 Pch ON voltage of COUT Ioh=-50µA, VDD=3.9V 3.4 3.7 V Vol2 Nch ON voltage of DOUT Iol=50µA, VDD=2.2V 0.2 0.5 V Voh2 Pch ON voltage of DOUT Ioh=-50µA, VDD=3.9V 3.4 3.7 V IDD Supply current VDD=3.9V,V- =0V 3.0 6.0 µA Istandby Standby current VDD=2.0V 1.0 2.0 µA *Note: Considering of variation in process parameters, we compensate for this characteristic related to temperature by laser- trim, however, this specification is guaranteed by design, not production tested. |
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