S-8351A20MC-J2FT2X Datasheet, PDF (29/51 Pages) Seiko Instruments Inc – SWITCHING REGULATOR CONTROLLER

STEP-UP, BUILT-IN / EXTERNAL FET PFM CONTROL SWITCHING REGULATOR / SWITCHING REGULATOR CONTROLLER
Rev.3.0_01
S-8351/8352 Series
 Characteristics (Typical Data)
1. Input voltage (VIN) vs. Powe Supply Input Current at No Load (IIN)
Ta = 25°C
50
45
S-8351A30MC
40
S-8351A50MC
35
30
25
20
15
10
5
0
0
1
2
3
4
5
V_IN [V]
2. Output Voltage (VOUT) vs. Current Consumption 1 (ISS1)
S-8351A
80
Ta = 25 °C
S-8352A
80
Ta = 25 °C
60
60
40
40
20
20
0
123 45 6 7
VOUT [V]
3. Temperature (Ta) vs. Current Consumption 1 (ISS1)
50
S-8351A30MC
40
S-8351A50MC
30
0
1234567
V_OUT [V]
50
S-8352A30MC
40
S-8352A50MC
30
20
20
10
10
0
−50 −25
0 25 50
Ta [°C]
75 100
0
−50 −25
0 25 50
Ta [°C]
75 100
4. Output Voltage (VOUT) vs. Current Consumption 2 (ISS2) 5. Temperature (Ta) vs. Current Consumption 2 (ISS2)
Ta = 25°C
5
4
5
S-8351A30MC
4
S-8351A50MC
3
3
2
2
1
1
0
12 3456 7
V_OUT [V]
0
−50 −25
0 25 50
Ta [°C]
75 100
29