MCP1602 Microchip Technology Inc., MCP1602 Datasheet - Page 8

• Manufacturer Part Number: MCP1602
• Description: 2.0 Mhz, 500 Ma Synchronous Buck Regulator With Power-good
• Manufacturer: Microchip Technology Inc.

MCP1602
Typical Performance Curves (Continued)
Note: Unless otherwise indicated, V
T
FIGURE 2-7:
(V
FIGURE 2-8:
Ambient Temperature.
FIGURE 2-9:
Ambient Temperature.
DS22061A-page 8
A
OUT
= +25°C. Adjustable or fixed output voltage options can be used to generate the Typical Performance Characteristics.
340
320
300
280
260
240
220
200
100.0
0.832
0.828
0.824
0.820
0.816
0.812
97.5
95.0
92.5
90.0
87.5
85.0
= 3.3V).
-40 -25 -10
4.2
I
I
OUT
OUT
= 500 mA
= 100 mA
4.4
Ambient Temperature (°C)
Ambient Temperature (°C)
5
4.6
Efficiency vs. Input Voltage
PG Active Time-out vs.
Feedback Voltage vs.
20 35 50 65 80 95 110 125
Input Voltage (V)
4.8
5.0
IN
= SHDN = 3.6V, C
I
OUT
5.2
V
OUT
= 300 mA
= 3.3V
5.4
OUT
= C
IN
FIGURE 2-10:
(V
FIGURE 2-11:
Ambient Temperature.
FIGURE 2-12:
Current (V
= 4.7 µF, L = 4.7 µH, V
OUT
100
1.85
1.84
1.83
1.82
1.81
96
95
94
93
92
91
90
89
88
90
80
70
60
50
40
30
20
= 3.3V).
-40 -25 -10 5
0.1
0
OUT
PG Threshold High
V
50 100 150 200 250 300 350 400 450 500
IN
= 5.5V
= 1.8V).
Ambient Temperature (°C)
1
Output Current (mA)
Output Current (mA)
Efficiency vs. Output Load
PG Threshold Voltage vs.
Output Voltage vs. Load
OUT
20 35 50 65 80 95 110 125
© 2007 Microchip Technology Inc.
V
(ADJ) = 1.8V, I
IN
= 4.2V
10
PG Threshold Low
100
LOAD
V
OUT
= 3.3V
= 100 mA,
1000