参数资料
型号: DS21Q554
厂商: DALLAS SEMICONDUCTOR
元件分类: Digital Transmission Interface
英文描述: DATACOM, PCM TRANSCEIVER, PBGA256
封装: MCM, BGA-256
文件页数: 3/7页
文件大小: 174K
代理商: DS21Q554
MAX1595
Regulated 3.3V/5.0V Step-Up/Step-Down
Charge Pump
_______________________________________________________________________________________
3
__________________________________________Typical Operating Characteristics
(Circuit of Figure 4, VIN = 2V for MAX1595_ _ _33, VIN = 3V for MAX1595_ _ _50, TA = +25°C, unless otherwise noted.)
0.1
10
1
1000
100
10000
02
13
4
5
NO LOAD SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX1595
toc01
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(
A)
6
VOUT = 5V
200ns/div
OUTPUT WAVEFORM
50mV/div
MAX1595 toc02
OUTPUT WAVEFORM. AC-COUPLED.
VIN = 3.6V, ILOAD = 100mA, COUT = 1
F
VOUT = 5V
4.90
5.00
4.98
4.96
4.94
4.92
5.06
110
100
1000
OUTPUT VOLTAGE
vs. LOAD CURRENT
MAX1595
toc03
LOAD CURRENT (mA)
OUTPUT
VOLTAGE
(V)
5.04
5.02
VIN = 3V
VIN = 3.6V
VIN = 3.3V
VOUT = 5V
100
0
1
10
100
3V EFFICIENCY
vs. LOAD CURRENT
20
10
MAX1595
toc04
LOAD CURRENT (mA)
EFFICIENCY
(%)
40
30
60
70
50
80
90
VIN = 1.8V
VIN = 2.4V
2ms/div
LINE-TRANSIENT RESPONSE
MAX1595 toc07
A: INPUT VOLTAGE: VIN = 3.1V TO 3.6V, 500mV/div
B: OUTPUT VOLTAGE: ILOAD = 50mA, 100mV/div
A
B
100
0
0.1
1
10
100
1000
5V EFFICIENCY
vs. LOAD CURRENT
20
MAX1595
toc05
LOAD CURRENT (mA)
EFFICEINCY
(%)
40
60
80
70
50
30
10
90
VIN = 3.6V
VIN = 3.3V
VIN = 3V
100
s/div
SHUTDOWN TIMING
MAX1595 toc06
A: OUTPUT VOLTAGE: RL = 100
, 2V/div
B: SHDN VOLTAGE: 2V/div
A
5V
B
200
s/div
LOAD-TRANSIENT RESPONSE
MAX1595 toc08
A: LOAD CURRENT: ILOAD = 5mA to 95mA, 100mA/div
B: OUTPUT VOLTAGE: AC-COUPLED 100mV/div
A
B
COUT = 1
F
1
0
2
4
3
5
6
0
2
1
3
4
5
6
OUTPUT VOLTAGE
vs. SUPPLY VOLTAGE
MAX1595
toc09
SUPPLY VOLTAGE (V)
OUTPUT
VOLTAGE
(V)
VOUT = 5V, ILOAD = 125mA
VOUT = 3.3V, ILOAD = 75mA
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