LTC3609EWKG#PBF Linear Technology, LTC3609EWKG#PBF Datasheet - Page 6

• Manufacturer Part Number: LTC3609EWKG#PBF
• Description: IC DC/DC CONV STP-DWN 6A 52-QFN
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC3609EWKG#PBF

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Voltage - Output: 0.6 ~ 36 V
• Current - Output: 6A
• Voltage - Input: 4 ~ 32 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 52-QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Frequency - Switching: -

LTC3609
Typical perForMance characTerisTics

0.62
0.61
0.60
0.59
0.58
300
250
200
150
100
50
15
12
–50
0
9
6
3
0
–50
Feedback Reference Voltage
vs Temperature
–50 –25
On-Time vs Temperature
Maximum Valley Current Limit
vs Temperature
I
V
ION
VON
–25
–25
= 30µA
= 0V
0
TEMPERATURE (°C)
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
25
25
25
50
50
50
75
75
75
100
100
100
3609 G19
3609 G13
3609 G16
125
125
125
1.6
1.0
2.0
1.8
1.4
1.2
–50 –25
Error Amplifier g
15
12
10
9
6
3
0
8
6
4
2
0
0.5
4
Maximum Valley Current Limit
vs V
Maximum Valley Current vs Input
Voltage
FIGURE 6 CIRCUIT
RNG
0.6
0
TEMPERATURE (°C)
12
Voltage
0.7
INPUT VOLTAGE (V)
V
25
RNG
m
0.8
VOLTAGE (V)
vs Temperature
50
20
0.9
75
1.0
28
100
3609 G20
1.1
125
3609 G14
3609 G17
1.2
36
1400
1200
1000
800
600
400
200
0
0
Input and Shutdown Currents
vs Input Voltage
15
12
10
9
6
3
0
8
6
4
2
0
1.65
0
Maximum Valley Current Limit
vs RUN/SS Voltage
Maximum Valley Current Limit
in Foldback
FIGURE 6 CIRCUIT
5
1.90 2.15
0.1
INPUT VOLTAGE (V)
SHUTDOWN
10
RUN/SS VOLTAGE (V)
EXTV
0.2
15
2.40
CC
V
FB
OPEN
0.3
EXTV
2.65 2.90 3.15 3.40
(V)
20
CC
0.4
= 5V
25
3609 G21
0.5
30
3609 G15
3609 G18
40
35
30
25
20
15
10
5
0
3609fb
0.6