LTC3856EUH#PBF Linear Technology, LTC3856EUH#PBF Datasheet - Page 8
LTC3856EUH#PBF
Manufacturer Part Number
LTC3856EUH#PBF
Description
IC DCDC SWITCH
Manufacturer
Linear Technology
Type
Step-Down (Buck)r
Datasheet
1.LTC3856EFEPBF.pdf
(40 pages)
Specifications of LTC3856EUH#PBF
Internal Switch(s)
No
Synchronous Rectifier
Yes
Number Of Outputs
1
Voltage - Output
0.6 ~ 5 V
Frequency - Switching
250kHz ~ 770kHz
Voltage - Input
4.5 ~ 38 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
38-VQFN Exposed Pad, 38-HVQFN, 38-SQFN, 38-DHVQFN
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Output
-
Power - Output
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
LTC3856
Typical perForMance characTerisTics
1.25
1.10
1.20
1.15
3.0
4.0
3.8
3.6
3.4
3.2
–50 –25
–50
Shutdown (RUN) Threshold
vs Temperature
Undervoltage Lockout Threshold
(INTV
–25
CC
) vs Temperature
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
70
60
50
40
30
20
10
25
0
–50
25
Shutdown Current vs Temperature
ON
OFF
ON
OFF
50
–25
50
75
0
75
TEMPERATURE (°C)
100
25
100
125
3856 G15
3856 G18
150
50
125
75
0.605
0.604
0.598
0.603
0.602
0.601
0.600
0.599
520
510
500
490
480
100
–50
5
Regulated Feedback Voltage
vs Temperature
Oscillator Frequency
vs Input Voltage
3856 G21
125
–25
10
15
0
TEMPERATURE (°C)
INPUT VOLTAGE (V)
25
20
50
25
30
75
0
6
5
4
3
2
1
–50
Quiescent Current vs Temperature
without EXTV
100
35
–25
3856
3856 G16
G19
125
40
0
TEMPERATURE (°C)
CC
25
900
800
700
600
500
400
300
200
100
60
40
30
20
50
10
0
0
50
–50
0
Oscillator Frequency
vs Temperature
Shutdown Current
vs Input Voltage
75
–25
5
10
100
V
0
TEMPERATURE (°C)
V
V
INPUT VOLTAGE (V)
FREQ
FREQ
FREQ
3856 G22
15
125
25
= INTV
= 1.2V
= GND
20
50
CC
25
75
30
100
35
3856 G17
3856 G20
3856f
125
40