FAN1589 Fairchild Semiconductor, FAN1589 Datasheet - Page 4

• Manufacturer Part Number: FAN1589
• Description: 2.7A/ 1.2V Low Dropout Linear Regulator for VRM8.5
• Manufacturer: Fairchild Semiconductor

FAN1589
Typical Performance Characteristics
4
Figure 5. Minimum Load Current vs. Temperature
Figure 1. Dropout Voltage vs. Output Current
Figure 3. Reference Voltage vs. Temperature
1.225
1.220
1.215
1.210
1.205
1.200
1.195
1.190
1.185
1.180
1.175
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
5
4
3
2
1
0
-75 -50 -25
-75 -50 -25
0
T=25 C
JUNCTION TEMPERATURE ( C)
0.5
T=0 C
JUNCTION TEMPERATURE ( C)
OUTPUT CURRENT (A)
0
0
1
25 50 75 100 125 150 175
25 50 75 100 125 150 175
1.5
T=125 C
2
2.5
3.0
Figure 6. Short-Circuit Current vs. Temperature
Figure 2. Load Regulation vs. Temperature
Figure 4. Output Voltage vs. Temperature
-0.05
-0.10
-0.15
-0.20
0.10
0.05
5.0
4.5
4.0
3.5
3.0
1.30
1.20
1.10
1.00
0.90
0.80
0
-75 -50 -25
-75 -50 -25
-75 -50 -25
V
I = 2.7A
OUT
JUNCTION TEMPERATURE ( C)
JUNCTION TEMPERATURE ( C)
JUNCTION TEMPERATURE ( C)
SET WITH 1% RESISTORS
0
0
0
25 50 75 100 125 150 175
25 50 75 100 125 150 175
25 50 75 100 125 150 175
PRODUCT SPECIFICATION
REV. 1.0.3 2/25/02