Rainbow Electronics MAX768 - Manual (Page 5)

MAX768
Low-Noise, Dual-Output, Regulated Charge Pump
for GaAsFET, LCD, and VCO Supplies
_______________________________________________________________________________________ 5
_____________________________Typical Operating Characteristics (continued)
(SYNC = IN, T A = +25°C, unless otherwise noted.)
140
0
2.5 3.0 4.0
POUT MAXIMUM OUTPUT CURRENT
vs. SUPPLY VOLTAGE
MAX768-TOC13
SUPPLY VOLTAGE (V)
MAXIMUM OUTPUT CURRENT (mA)
5.0 4.5 3.5
40
20
80
60
100
120
ONLY POUT LOADED
90
0
2.5 3.0 4.0 5.0
NOUT MAXIMUM OUTPUT CURRENT
vs. SUPPLY VOLTAGE
MAX768-TOC14
SUPPLY VOLTAGE (V)
MAXIMUM OUTPUT CURRENT (mA)
4.5 3.5
20
10
40
30
50
60
70
80
ONLY NOUT LOADED
+3V, PSHDN = NSHDN
+5V, V POUT
-5V, V NOUT
0V, RDY
0V
TIME TO EXIT SHUTDOWN
MAX768-TOC15
1ms/div
V POUT, 500 µ V/div
AC COUPLED
POUT OUTPUT NOISE AND RIPPLE
MAX768-TOC16
500 µ s/div
POUT = +5V AT 5mA
IN = 3.0V
V NOUT , 500 µ V/div
AC COUPLED
NOUT OUTPUT NOISE AND RIPPLE
MAX768-TOC17
500 µ s/div
NOUT = -5V AT 5mA
IN = 3.0V