LTC1693 Linear Technology, LTC1693 Datasheet - Page 18

• Manufacturer Part Number: LTC1693
• Description: High Speed Single/Dual MOSFET Drivers
• Manufacturer: Linear Technology

LTC1693
TYPICAL APPLICATIONS
18
18
16
14
12
10
8
6
4
2
0
0
V
CC
10 20 30 40 50
= 5V
OUTPUT CURRENT (mA)
Output Voltage
R1, C1 SET THE OSCILLATION FREQUENCY AT 150kHz
AND THE DUTY CYCLE AT 35%
60 70 80 90
C1
680pF
U
C2
1 F
1
LTC1693-3
1693 TA09b
11k
1%
R1
100
8
4
V
3
CC
= 5V
7
Charge Pump Tripler
1 F
C3
V
CC
1 F
C5
= 5V
1N5817
D1
1N5817
D2
+
1N5817
C4
3.3 F
D3
90
80
70
60
50
40
30
20
10
0
0
1N5817
10 20 30 40 50
D4
+
OUTPUT CURRENT (mA)
C
47 F
L
Efficiency
1693 TA09a
V
OUT
60 70 80 90
V
CC
1693 TA09c
= 5V
100