R5421N111C 데이터 시트보기 (PDF) - RICOH Co.,Ltd.
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R5421N111C Datasheet PDF : 19 Pages
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q R5421N112C
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
4.325 4.350 4.375
V
4.320 4.350 4.380
V
VREL1
Release voltage for over-
charge detection
4.100 4.150 4.200
V
tVDET1
Output delay of over-
Charge
C3=0.01µF, VDD=3.6V to 4.4V
61
77
93
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
kΩ
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=2.4V
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
0.3
0.6
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.
Rev.1.11
-6-
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