LTC3609EWKG#PBF Linear Technology, LTC3609EWKG#PBF Datasheet - Page 5

IC DC/DC CONV STP-DWN 6A 52-QFN

LTC3609EWKG#PBF

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

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
-

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LTC3609EWKG#PBF
Manufacturer:
LT
Quantity:
290
Company:
Part Number:
LTC3609EWKG#PBF
Manufacturer:
LINEAR/凌特
Quantity:
20 000
Company:
Part Number:
LTC3609EWKG#PBF
0
Company:
Part Number:
LTC3609EWKG#PBFLTC3609EWKG#TRPBF
Manufacturer:
LT
Quantity:
290
Typical perForMance characTerisTics
100
700
600
500
400
300
200
100
–10
90
80
70
60
50
40
30
20
10
15
10
–5
0
0
5
0
0.01
Efficiency vs Load Current
Frequency vs Load Current
0
0
Load Current vs I
Different V
V
FREQUENCY = 550kHz
IN
= 12V
0.5
DISCONTINUOUS MODE
2
LOAD CURRENT (A)
LOAD CURRENT (A)
0.1
RNG
I
TH
1.0
VOLTAGE (V)
CONTINUOUS MODE
4
TH
V
V
RNG
Voltage at
1.5
RNG
1
= 1V
= 1.2V
V
V
V
V
V
V
V
V
RNG
OUT
OUT
OUT
OUT
OUT
OUT
OUT
6
2.0
= 5V
= 3.3V
= 2.5V
= 1.8V
= 1.5V
= 1.2V
= 1V
= 0.7V
3609 G04
3609 G07
3609 G10
10
2.5
8
10000
–0.20
–0.40
–0.60
–0.80
1000
0.80
0.60
0.40
0.20
100
100
10
95
90
85
80
0
0
1
Efficiency vs Input Voltage
5
Load Regulation
On-Time vs I
FIGURE 6 CIRCUIT
FCB = 5V
FIGURE 6 CIRCUIT
8
11
2
I
LOAD
INPUT VOLTAGE (V)
LOAD CURRENT (A)
I
14
ON
ON
= 1A
CURRENT (µA)
I
LOAD
17
Current
10
4
20
= 6A
23
6
26
V
VON
29
3609 G08
3609 G11
3609 G05
= 0V
100
32
8
1000
650
600
550
500
450
400
800
600
400
200
2.5
2.0
1.5
1.0
0.5
0
0
0
0
5
Frequency vs Input Voltage
I
On-Time vs V
FCB = 0V
FIGURE 6 CIRCUIT
TH
I
FIGURE 6 CIRCUIT
ON
DISCONTINUOUS
MODE
Voltage vs Load Current
8
= 30µA
11
2
INPUT VOLTAGE (V)
LOAD CURRENT (A)
14
V
1
ON
ON
VOLTAGE (V)
17
LTC3609
Voltage
4
20
I
I
LOAD
LOAD
CONTINUOUS
MODE
23
2
= 6A
= 1A
6
26
29
3609 G06
3609 G09
3609 G12
3609fb

32
8
3

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