LTC1693-2IS8#PBF Linear Technology, LTC1693-2IS8#PBF Datasheet - Page 15

• Manufacturer Part Number: LTC1693-2IS8#PBF
• Description: IC MOSFET DVR N-CH DUAL 8-SOIC
• Manufacturer: Linear Technology

Specifications of LTC1693-2IS8#PBF

• Configuration: High-Side
• Input Type: Inverting and Non-Inverting
• Delay Time: 38ns
• Current - Peak: 1.5A
• Number Of Configurations: 2
• Number Of Outputs: 2
• Voltage - Supply: 4.5 V ~ 13.2 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• High Side Voltage - Max (bootstrap): -

TYPICAL APPLICATIONS
18
16
14
12
10
8
6
35
V
50mA LOAD
CC
= 5V
40
Output Voltage
45
DUTY CYCLE (%)
50
55
INDUCTOR PEAK CURRENT 600mA
R2, C1 SET THE OSCILLATION FREQUENCY AT 200kHz
R1 SETS THE DUTY CYCLE AT 45%
EFFICIENCY 80% AT 50mA LOAD
*SUMIDA CDRH125-220
U
C1
680pF
BAT85
60
D1
1693 TA06b
C2
0.1 F
1
65
LTC1693-3
13k
1%
R2
4
8
5V to 12V Boost Converter
+
3
7.5k
1%
R1
C3
4.7 F
7
V
CC
= 5V
Q1
BS170
L1*
22 H
1N5819
D2
100
50
+
90
80
70
60
1693 TA06a
10
V
50mA LOAD
C
47 F
CC
L
= 5V
11
V
12V
50mA
OUTPUT VOLTAGE (V)
OUT
12
Efficiency
13
14
15
1693 TA06c
LTC1693
16
15