isl6237 Intersil Corporation, isl6237 Datasheet - Page 17

• Manufacturer Part Number: isl6237
• Description: High-efficiency, Quad-output, Main Power Supply Controllers For Notebook Computers
• Manufacturer: Intersil Corporation

Typical Performance Curves
FIGURE 50. START-UP V
FIGURE 52. START-UP V
FIGURE 54. START-UP V
POK1 2V/DIV
POK2 2V/DIV
POK2 2V/DIV
EN1 5V/DIV
EN2 5V/DIV
V
V
SKIP MODE)
PWM MODE)
IL1 2A/DIV
OUT1
OUT2
IL2 2A/DIV
IL2 2A/DIV
EN2 5V/DIV
0.5V/DIV
0.5V/DIV
OUT1
OUT2
OUT1
17
= 1.5V (NO LOAD, PWM MODE)S
= 1.05V (NO LOAD,
= 1.05V (FULL LOAD,
V
OUT2
0.5V/DIV
Circuit of Figure 62 and Figure 63, no load on LDO, OUT1, OUT2, and REF, V
EN2 = EN1 = VCC, VBYP = 5V, PVCC = 5V, V
otherwise noted. Typical values are at T
ISL6237
FIGURE 51. START-UP V
FIGURE 53. START-UP V
FIGURE 55. DELAYED START-UP (V
V
POK2 5V/DIV
POK1 5V/DIV
POK1 2V/DIV
POK2 2V/DIV
OUT1
A
EN1 5V/DIV
2V/DIV
EN2 5V/DIV
= +25°C. (Continued)
PWM MODE)
V
PWM MODE)
V
OUT2
IL2 2A/DIV
OUT2
EN2 5V/DIV
EN_LDO
V
OUT2
0.5V/DIV
= 1.05V, EN1 = REF)
IL1 5A/DIV
V
0.5V/DIV
= 5V, T
OUT1
OUT1
OUT1
0.5V/DIV
A
= 1.5V (FULL LOAD,
= 1.05V (NO LOAD,
= -40°C to +100°C , unless
OUT1
= 1.5V,
IN
= 12V,
March 16, 2007
FN6418.1