MAX888ECJ(1999) 查看數據表（PDF） - Maxim Integrated
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MAX888ECJ Datasheet PDF : 20 Pages
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Wireless and Satellite Handset
Power-Management ICs
Typical Operating Characteristics (continued)
(Circuit of Figure 2, REG0 to REG5 outputs at POR states, VOUT0 = 3.75V, VOUT4 = 5.25V, VOUT1 = VOUT2 = VOUT3 = VOUT5 = 3.3V,
TA = +25°C, unless otherwise noted.)
REG1 POWER-SUPPLY REJECTION
RATIO vs. FREQUENCY
70
VOUT1 = 3.3V
60
IOUT1 = 10mA
COUT1 = 2.2µF
50
REG2 POWER-SUPPLY REJECTION
RATIO vs. FREQUENCY
70
VOUT2 = 3.3V
60
IOUT2 = 20mA
COUT2 = 2.2µF
50
REG0 TURN-ON DELAY
MAX886/88-12
VON
(2V/div)
40
40
30
30
20
20
VOUT0
10
10
(2V/div)
0
0.01
0.1
1
10 100
FREQUENCY (kHz)
1,000
REG0 LINE-TRANSIENT RESPONSE
(PWM MODE)
MAX886/88-13
0
0.01
0.1
1
10 100
FREQUENCY (kHz)
1,000
REG0 LINE-TRANSIENT RESPONSE
(PFM MODE)
MAX886/88-14
IOUT0 = 20mA
400µs/div
REG2 LINE-TRANSIENT RESPONSE
(IN2 CONNECTED TO OUT0)
MAX886/88-15
VBATT
(500mV/div)
VBATT
(500mV/div)
VBATT
(500mV/div)
VOUT0
(100mV/div)
VOUT0
(100mV/div)
VOUT2
(100mV/div)
400µs/div
VBATT = 7V TO 8V, IOUT0 = 500mA,
VOUT0 = 3.75V, AC-COUPLED
REG0 LOAD-TRANSIENT RESPONSE
(PWM MODE)
MAX886/88-16
400µs/div
VBATT = 7V TO 8V, IOUT0 = 5mA,
VOUT0 = 3.75V, AC-COUPLED
REG0 LOAD-TRANSIENT RESPONSE
(PFM MODE)
MAX886/88-17
400µs/div
VBATT = 7V TO 8V, IOUT2 = 5mA,
VOUT2 = 3.3V, AC-COUPLED
REG2 LOAD-TRANSIENT RESPONSE
(IN2 CONNECTED TO BATT)
MAX886/88-18
IOUT0
(200mA/div)
IOUT0
(200mA/div)
IOUT2
(200mA/div)
VOUT0
(100mV/div)
VOUT0
(100mV/div)
VOUT2
(100mV/div)
400µs/div
VBATT = 5.4V, IOUT0 = 0 TO 500mA,
VOUT0 = 3.75V, AC-COUPLED
400µs/div
VBATT = 5.4V, IOUT0 = 0 TO 500mA,
VOUT0 = 3.75V, AC-COUPLED
400µs/div
VBATT = VIN2 = 5.4V, IOUT2 = 0 TO 200mA,
VOUT2 = 3.3V, AC-COUPLED
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