S-19500A03A-E8T1U4 Datasheet, PDF (44/52 Pages) Seiko Instruments Inc – CMOS VOLTAGE REGULATOR WITH WATCHDOG TIMER AND RESET FUNCTION

FOR AUTOMOTIVE 125°C OPERATION HIGH-WITHSTAND VOLTAGE CMOS VOLTAGE REGULATOR WITH WATCHDOG TIMER AND RESET FUNCTION
S-19500/19501 Series
Rev.1.2_01
4. Overall
4. 1 Current consumption during operation vs. input voltage
4. 1. 1 VOUT = 3.3 V, −VDET = 2.6 V
When watchdog timer is deactivated
300
250
Tj = 40°C
200
Tj = +25°C
150
Tj = +125°C
100
Tj = +150°C
50
0
0 3 6 9 12 15 18
VIN [V]
4. 1. 2 VOUT = 5.0 V, −VDET = 4.7 V
When watchdog timer is deactivated
300
250
Tj = 40°C
200
Tj = +25°C
150
Tj = +125°C
100
Tj = +150°C
50
0
0 3 6 9 12 15 18
VIN [V]
4. 2 Current consumption during operation vs. Output current
4. 2. 1 VOUT = 3.3 V, −VDET = 2.6 V
VIN = 13.5 V, WADJ pin is open
160
4. 2. 2 VOUT = 5.0 V, −VDET = 4.7 V
VIN = 13.5 V, WADJ pin is open
160
120
Ta = −40°C
120
Ta = −40°C
80
40
0
0
Ta = +125°C
Ta = +25°C
40 80 120 160 200
IOUT [mA]
80
40
0
0
Ta = +125°C
Ta = +25°C
40 80 120 160 200
IOUT [mA]
4. 3 Current consumption during operation vs. Junction temperature
4. 3. 1 VOUT = 3.3 V, −VDET = 2.6 V
VIN = 13.5 V, WADJ pin is open
160
IOUT = 200 mA
120
4. 3. 2
160
120
VOUT = 5.0 V, −VDET = 4.7 V
VIN = 13.5 V, WADJ pin is open
IOUT = 200 mA
80
80
40
IOUT = 5 mA
IOUT = 50 mA
0
−40 −25 0
25 50 75 100 125 150
Tj [°C]
40
IOUT = 5 mA
IOUT = 50 mA
0
−40 −25 0
25 50 75 100 125 150
Tj [°C]
44