S-8426AAA-J8T1X Datasheet, PDF (6/37 Pages) Seiko Instruments Inc – BATTERY BACKUP SWITCHING IC

BATTERY BACKUP SWITCHING IC
S-8426A Series
Rev.2.0_02
 Electrical Characteristics
1. S-8426AAA
Table 5 (1 / 2)
Item
Symbol
Conditions
Output voltage 1
Dropout voltage 1
Load stability 1
Input stability 1
Output voltage temperature
coefficient 1
Output voltage 2
Dropout voltage 2
Load stability 2
Input stability 2
Output voltage temperature
coefficient 2
Primary power input voltage
CS detection voltage
VRO
Vdrop1
ΔVRO1
ΔVRO2
ΔVRO
ΔTa • VRO
VOUT
Vdrop2
ΔVOUT1
ΔVOUT2
ΔVOUT
ΔTa • VOUT
VIN
−VDET1
CS release voltage
+VDET1
VIN = 6 V, IRO = 30 mA
VIN = 6 V, IRO = 30 mA
VIN = 6 V, IRO = 0.1 to 40 mA
VIN = 6 to 16 V, IRO = 30 mA
Ta = −40 to +85 °C
VIN = 6 V, IOUT = 50 mA
VIN = 6 V, IOUT = 50 mA
VIN = 6 V, IOUT = 0.1 to 60 mA
VIN = 6 to 16 V, IOUT = 50 mA
Ta = −40 to +85 °C
−
VIN voltage detection
−
RESET detection voltage
RESET release voltage
PREEND detection voltage
PREEND release voltage
Operating voltage
Detection voltage
temperature coefficient
Sink current
Leakage current
−VDET2
VOUT voltage detection
+VDET2
−
−VDET3
VBAT voltage detection
+VDET3
Vopr
Δ − VDET1
ΔTa • −VDET1
Δ − VDET2
ΔTa • −VDET2
Δ − VDET3
ΔTa • −VDET3
−
VIN or VBAT
Ta = −40 to +85 °C
Ta = −40 to +85 °C
Ta = −40 to +85 °C
ISINK
ILEAK
VDS = 0.5 V,
VIN = VBAT = 2.0 V
RESET
PREEND
CS
VDS = 16 V, VIN = 16 V
(Unless otherwise specified: Ta = 25 °C)
Min.
Typ.
Max.
Unit
Test
Circuit
4.900 5.000 5.100 V
1
−
356 474 mV 1
−
50
100 mV 1
−
5
20 mV 1
−
±100
−
ppm/
°C
1
4.900 5.000 5.100 V
1
−
401 540 mV 1
−
50
100 mV 1
−
10
30 mV 1
−
±100
−
ppm/
°C
1
−
−
16
V
1
4.410 4.500 4.590 V
2
+VOUT +VOUT +VOUT
× 0.93 × 0.95 × 0.97
V
2
2.842 2.900 2.958 V
2
2.994 3.068 3.142 V
2
2.058 2.100 2.142 V
2
2.154 2.207 2.260 V
2
1.7
−
16
V
2
−
±100
−
ppm/
°C
2
−
±100
−
ppm/
°C
2
−
±100
−
ppm/
°C
2
1.50 2.30
−
mA 3
1.50 2.30
−
mA 3
1.50 2.30
−
mA 3
−
−
0.1 μA
3
6