88EM8010/88EM8011
Datasheet
Figure 12: Normal Regulation Reference
Figure 13: I vs. V (Enable)
DD FB
(V
) vs. Temperature
FB_REG
7
6
5
4
3
2
1
0
3.0
2.9
2.8
2.7
2.6
2.5
2.4
2.3
2.2
2.1
2.0
VFB Falling
VFB Rising
0.0
0.2
0.4
0.6
0.8
1.0
-40
-20
0
20
40
60
80
VFB (V)
Temperature (°C)
Test Conditions:
FSW = 118kHz
CGate = 1nF
V_Isns = 0V
FSW = 118kHz
CGate = 1nF
V_Isns = 0V
Test Conditions:
VDD = 12V
VIN = 0V
VDD = 12V
VIN = 2V
Figure 14: V
(Enable) vs. Temperature
Figure 15: V
Hysteresis vs. Temperature
FB_EN
FB_EN
0.30
0.25
0.20
0.15
0.10
0.05
0.00
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
Enable High
Enable Low
0.00
-40
-20
0
20
40
60
80
-40
-20
0
20
40
60
80
Temperature (ꢀC)
Temperature (ꢀC)
Test Conditions:
FSW = 118kHz
CGate = 1nF
V_Isns = 0V
FSW = 118kHz
CGate = 1nF
V_Isns = 0V
Test Conditions:
VDD = 12V
VIN = 0V
VDD = 12V
VIN = 0V
Doc. No. MV-S104861-01 Rev. –
Page 24
Copyright © 2009 Marvell
September 30, 2009, 2.00
Document Classification: Proprietary
MARVELL [ MARVELL TECHNOLOGY GROUP LTD. ]
