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S-19244B12H-A8T1U Datasheet(HTML) 43 Page - ABLIC Inc.

Part No. S-19244B12H-A8T1U
Description  AUTOMOTIVE, 105°C OPERATION, 10 V INPUT, 1000 mA VOLTAGE REGULATOR WITH SOFT-START FUNCTION
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Maker  ABLIC [ABLIC Inc.]
Homepage  https://www.ablic.com
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S-19244B12H-A8T1U Datasheet(HTML) 43 Page - ABLIC Inc.

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AUTOMOTIVE, 105°C OPERATION, 10 V INPUT, 1000 mA VOLTAGE REGULATOR WITH SOFT-START FUNCTION
Rev.3.2_00
S-19244xxxH Series
43
7. Output capacitance vs. Characteristics of discharge time (Ta =
+25°C)
VIN = 2.5 V, VON / OFF = 2.5 V
→ VSS (VOUT(S) < 1.5 V),
VIN = VOUT
+ 1.0 V, VON / OFF = VOUT + 1.0 V → VSS (1.5 V ≤ VOUT(S)),
IOUT = 1 mA, tf = 1
μs
120
0
CL [
F]
30
0
15
5
20
10
25
100
80
60
40
20
VOUT(S) = 1.0 V
VOUT(S) = 3.0 V
VOUT(S) = 6.0 V
VOUT
VON / OFF
1
μs
tDSC
VOUT
× 10%
VSS
VIN = 2.5 V, VON / OFF = 2.5 V
→ VSS (VOUT(S) < 1.5 V),
VIN = VOUT
+ 1.0 V, VON / OFF = VOUT + 1.0 V → VSS (1.5 V ≤ VOUT(S))
Figure 34 S-19244xxxH Series A / B type
(with discharge shunt function)
Figure 35 Measurement Condition of Discharge Time
8. Example of equivalent series resistance vs. Output current characteristics (Ta =
+25°C)
100
1.0
1000
IOUT [mA]
CIN = CL = 2.2
μF
0
Stable
CIN
VIN
VSS
S-19244xxxH
Series
VOUT
ON / OFF
CL
*1
RESR
SSC
CSS
*1. CL: TDK Corporation CGA6M2X8R1E225K (2.2
μF)
Figure 36
Figure 37


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