el7515 Intersil Corporation, el7515 Datasheet - Page 5

• Manufacturer Part Number: el7515
• Description: High Frequency Pwm Step-up Regulator
• Manufacturer: Intersil Corporation

Typical Performance Curves
1400
1200
1000
800
600
400
200
92
90
88
86
84
82
80
78
76
94
92
90
88
86
84
82
80
78
0
5
0
0
V
V
IN
IN
FIGURE 1. EFFICIENCY vs I
FIGURE 3. EFFICIENCY vs I
= 3.3V, V
= 5V, V
50
6
100
FIGURE 5. F
O
100
7
O
= 12V
200
= 12V
150
I
I
OUT
OUT
8
V
5
DD
300
S
(mA)
(mA)
(V)
200
vs V
9
400
R
R
R
R
DD
T
T
T
T
250
10
= 51.1kΩ
= 71.5kΩ
= 100kΩ
= 200kΩ
OUT
OUT
500
300
11
350
600
12
EL7515
1400
1200
1000
800
600
400
200
2.2
2.1
1.9
1.8
1.7
1.6
1.5
1.4
92
90
88
86
84
82
80
0
2
650
50
0
V
V
V
DD
IN
DD
FIGURE 2. EFFICIENCY vs I
= 3.3V, V
= 10V
= 10V, V
100
750
FIGURE 4. I
FIGURE 6. F
200
O
O
100
850
= 5V
= 12V TO 17V
300
I
OUT
F
R
S
T
950
(kHz)
(kΩ)
DD
(mA)
S
400
vs R
vs F
1050
150
T
500
S
OUT
1150
600
August 10, 2007
1250
200
700
FN7120.2