zl1505 Intersil Corporation, zl1505 Datasheet - Page 5

• Manufacturer Part Number: zl1505
• Description: Synchronous Step-down Mosfet Drivers
• Manufacturer: Intersil Corporation

3. Typical Performance Curves
Notes:
1. Performance curves with temperature are measured at ambient temperatures (T
2. t
130
120
110
100
90
80
70
and -25 °C.
22
20
18
16
14
12
10
GH,ON
8
4.5
4.5
timing is shown in Figure 2.
I
Minimum GH On-time, t
VDD
5
5
vs. V
5
5.5
5.5
(no switching)
DD
(T
Figure 3
Figure 5
A
VDD (V)
with Temperature
VDD (V)
= 25 °C)
6
6
CGH=0
CGH=3nF, HSEL=BST
CGH=3nF, HSEL=SW
6.5
6.5
GH,ON
7
7
1
-25 °C
25 °C
85 °C
2
7.5
7.5
ZL1505
155
150
145
140
135
130
125
120
16
15
14
13
12
11
10
9
8
4.5
4.5
Thermal Protection Thresholds
5
t
5
GH,ON
5.5
5.5
with Temperature
Figure 4
Figure 6
(C
VDD (V)
VDD (V)
GH
6
6
= 0)
Data Sheet Revision 2/18/2009
A
) of 85 °C, 25 °C
6.5
6.5
2
7
7
Trising
Tfalling
-25 °C
25 °C
85 °C
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7.5
7.5