CS5231-3 데이터 시트보기 (PDF) - ON Semiconductor
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CS5231-3 Datasheet PDF : 14 Pages
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CS5231−3
ELECTRICAL CHARACTERISTICS (0°C < TA < 70°C; 0°C < TJ < 125°C; 4.75 V ≤ VCC < 6.0 V; COUT ≥ 10 mF with
ESR < 1.0 W, IOUT = 10 mA; unless otherwise specified.)
Characteristic
Test Conditions
Min
Typ
Max
Unit
Linear Regulator
Output Voltage
10 mA < IOUT < 500 mA.
3.234
3.3
3.366
V
(− 2%)
(+ 2%)
Line Regulation
Load Regulation
Ground Current
Reverse Current
Current Limit
Thermal Shutdown
Thermal Shutdown Hysteresis
IOUT = 10mA; VIN = 4.75 V to 6.0 V
VIN = 5.0 V; IOUT = 10 mA to 500 mA
IOUT = 10 mA
IOUT = 500 mA
VIN = 0 V, VOUT = 3.3 V
0 V < VOUT < 3.2 V
Note 2
Note 2
−
1.0
−
5.0
−
2.0
−
3.0
−
0.45
0.55
0.85
150
180
−
25
5.0
mV
15
mV
3.0
mA
6.0
mA
1.0
mA
1.2
A
210
°C
−
°C
Auxiliary Drive
Upper VIN Threshold
Increase VIN until regulator turns on and
AuxDrv drives high
4.35
4.5
4.65
V
Lower VIN Threshold
Decrease VIN until regulator turns off and
AuxDrv drives low
4.25
4.4
4.55
V
VIN Threshold Hysteresis
Output Low Voltage
Output Low Peak Voltage
−
IAuxDrv = 100 mA, 1.0 V < VIN < 4.5 V
Increase VIN from 0V to 1.0 V.
Record peak AuxDrv output voltage
75
100
125
mV
−
0.1
0.4
V
−
0.65
0.9
V
AuxDrv Current Limit
VAuxDrv = 1.0 V; VIN = 4.0 V
0.5
6.0
25
mA
Response Time
Step VIN from 5.0 V to 4.0 V, measure time for
−
1.0
10
ms
VAuxDrv to drive low. Note 2
Pull−Up/Down Resistance
VIN = 0 V and VIN > 4.7 V.
5.0
10
25
kW
2. Guaranteed by design, not 100% production tested. Thermal shutdown is 100% functionally tested at wafer probe.
Package Lead #
D2PAK−5
SOIC−8
1
1
2
4
3, Tab
2, 3, 6, 7
4
5
5
8
PACKAGE PIN DESCRIPTION
Lead Symbol
NC
No connection.
Function
VIN
GND
Input voltage.
Ground and IC substrate connection.
VOUT
AuxDrv
Regulated output voltage.
Output used to control an auxiliary supply voltage. This lead is driven
low if VIN is less than 4.5 V, and is otherwise pulled up to VIN through
an internal 10 kW resistor.
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