SPX2967T 查看數據表（PDF） - Signal Processing Technologies
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SPX2967T Datasheet PDF : 12 Pages
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ELECTRICAL CHARACTERISTICS
VIN = 13.5V; -40°C < TJ < 125°C. The ♦ denotes the specifications which apply over the full operating temperature range, unless
otherwise specified.
Parameter
Sym Min Typ Max Units Conditions
Reset Generator
Switching Threshold
Reset High Level
Saturation Voltage
Internal Pull up resistor
Saturation Voltage
Charge Current
Upper delay switching
threshold
Delay Time
Lower delay switching
threshold
Reset reaction time
Inhibit
VRT
4.2 4.5
4.8
-
4.5
-
-
VRO, SAT
-
VRO
-
VD, SAT
-
ID
8
0.1 0.4
30
-
50
100
15
25
VUD
2.6
3
3.3
tD
-
20
-
VLD
- 0.43
-
tRR
-
2
-
V-
V
Rext = ∞
V
RR = 4.7kΩ (note 2)
kΩ -
mV
VQ <VRT
µΑ VD = 1.5 V
V
-
ms Cd = 100nF
V-
µS C = 100nF
Turn on voltage
VU, INH
-
3
4
Turn off voltage
VL, INH
2
-
-
Pull down Resistor
RINH
50 100 200
Hysteresis
∆ VINH 0.2
0.5
0.8
Input Current
IINH
-
35
100
Hold Voltage
VU, HOLD
30
35
40
Turn off Voltage
VL, HOLD
60
70
80
Pull up Resistor
RHOLD
20
50
100
Overvoltage Protection
V IC turned on
V IC turned off
kΩ -
V-
µΑ
VINH= 4V
% Referred to VQ
% Referred to VQ
kΩ -
Turn off Voltage
Turn on Hysteresis
VL, OV
42
44
46
∆ VL, OV
2
-
6
V-
V-
Note 2: The reset output is low for 1V < VQ < VRT
Date: 8/23/04
SPX2967 400mA Low Dropout Voltage Regulator
6
© Copyright 2004 Sipex Corporation
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