S-882Z Datasheet, PDF (17/24 Pages) Seiko Instruments Inc – ULTRA-LOW VOLTAGE OPERATION CHARGE PUMP IC FOR STEP-UP DC-DC CONVERTER STARTUP

ULTRA-LOW VOLTAGE OPERATION CHARGE PUMP IC FOR STEP-UP DC-DC CONVERTER STARTUP
Rev.1.2_00
S-882Z Series
7. Current Consumption During Operation (I_SS) vs. Input Voltage (V_IN)
2.0
1.5
Ta = -40°C
= ° Ta 25 C
1.0
= ° Ta 85 C
0.5
0.0
0.0
0.5
1.0
1.5
VIN [V]
2.0
8. Current Consumption During Shutdown (I_SSS) vs. Input Voltage (V_IN)
= VVM 2.0 V
= VVM 3.0 V
= VCPOUT1(S)
1.8 V
= VCPOUT1(S) 1.8 V, 2.0 V, 2.2 V, 2.4 V
0.4
0.4
0.3
= ° Ta 85 C
0.2
0.1
= ° Ta 25 C
Ta = -40°C
0.0
0.0
0.5
1.0
1.5
VIN [V]
2.0
9. Shutdown Voltage (V_OFF) vs. Input Voltage (V_IN)
Ta = 25°C
3.0
2.5
VOFF(S) = 2.5 V
2.0
1.5
1.0
VOFF(S) = 1.9 V
0.5
0.0
0.0 0.5 1.0 1.5 2.0
VIN [V]
10. Shutdown Voltage (V_OFF) vs. Temperature (Ta)
3.0
VOFF(S) = 2.5 V
2.5
2.0
1.5
VOFF(S) = 1.9 V
1.0
-40 -20 0 20 40 60 80
Ta [°C]
0.3
= ° Ta 85 C
0.2
0.1
= ° Ta 25 C
Ta = -40°C
0.0
0.0
0.5
1.0
1.5 2.0
VIN [V]
2.5
3.0
Seiko Instruments Inc.
17