MAX603 데이터 시트보기 (PDF) - Maxim Integrated
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MAX603 Datasheet PDF : 12 Pages
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5V/3.3V or Adjustable, Low-Dropout,
Low IQ, 500mA Linear Regulators
__________________________________________Typical Operating Characteristics
(VIN = 7V for MAX603, VIN = 5.3V for MAX604, OFF = VIN, SET = GND, CIN = COUT = 10µF, RL = 1kΩ, TJ = +25°C, unless otherwise noted.)
OUTPUT VOLTAGE vs. LOAD CURRENT
1.01
1.00
0.99
0.98
0.97
VOUT = 3.3V, 5V, 10V
0.96
NORMALIZED TO
OUTPUT VOLTAGE
AT 1mA
0.95
0.1
1
10
100
700
LOAD CURRENT (mA)
QUIESCENT CURRENT vs. LOAD CURRENT
30
25
MAX603, VIN = 12V, VOUT = 10V
20
MAX603, VIN = 7V, VOUT = 5V
15
MAX604, VIN = 5.3V, VOUT = 3.3V
10
5 UPWARD CURVE IS
THERMAL EFFECT
0
0.1
1
10
100
700
LOAD CURRENT (mA)
OUTPUT VOLTAGE AND
QUIESCENT CURRENT vs. SUPPLY VOLTAGE
6
24
5
MAX603, VOUT = 5V
22
20
4
MAX604, VOUT = 3.3V
IQ, MAX603 18
16
3
IQ, MAX604 14
2
12
10
1
8
0
6
2 3 4 5 6 7 8 9 10 11 12
SUPPLY VOLTAGE (V)
OUTPUT VOLTAGE vs.
TEMPERATURE
104
103
102
101
100
99
98
97
96
-55 -35 -15 5 25 45 65 85 105 125
TEMPERATURE (°C)
QUIESCENT CURRENT vs.
TEMPERATURE
25
MAX603
20
15
MAX604
10
5
0
-55 -35 -15 5 25 45 65 85 105 125
TEMPERATURE (°C)
DROPOUT VOLTAGE vs. LOAD CURRENT
0.9
MAX604
0.8
VOUT = 3.3V
0.7
0.6
0.5
MAX603
VOUT = 5V
0.4
0.3
0.2
R
DS(ON) =
1.2Ω
R DS(ON)
=
0.65Ω
RDS(ON)
=
0.4Ω
0.1
MAX603, VOUT = 10V,
SET EXTERNALLY
0
0 100 200 300 400 500 600 700
LOAD CURRENT (mA)
10Hz TO 10kHz OUTPUT NOISE
LINE-TRANSIENT RESPONSE
A
B
MAX603
VOUT = 5V
10ms/div
MAX603
VOUT = 5V
tR = 10µs, tF = 70µs
2ms/div
A: VIN = 8V (HIGH), VIN = 7V (LOW)
B: OUTPUT VOLTAGE (50mV/div)
4 _______________________________________________________________________________________
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