±1%, Ultra-Low Output Voltage, Dual and Triple
Linear n-FET Controllers
(Circuit of Figure 1, TA = +25°C.)
Typical Operating Characteristics (continued)
POWER-ON SEQUENCING WITH VDD
MAX8563 toc07
VDD
20V/div
0
VOUT1
VIN1
VPOK1
2V/div
0
2V/div
0
2V/div
0
20ms/div
POWER-ON SEQUENCING WITH VIN
MAX8563 toc08
VDD
ENABLE CONFIGURED AS 20V/div
SHOWN IN FIGURE 4
0
RD = 100kΩ, RE = 4kΩ
VIN1
2V/div
0
VOUT1
VPOK1
2V/div
0
2V/div
0
10ms/div
VIN1
EN1
VOUT1
VPOK1
ENABLE-ON SEQUENCING
MAX8563 toc09
2V/div
0
2V/div
0
2V/div
0
2V/div
0
20ms/div
SHORT-CIRCUIT PROTECTION
MAX8563 toc10
IOUT1
VOUT1
VDRV1
20μs/div
5A/div
0
1V/div
0
2V/div
0
4 _______________________________________________________________________________________