LTC3601EUD#PBF Linear Technology, LTC3601EUD#PBF Datasheet - Page 6

• Manufacturer Part Number: LTC3601EUD#PBF
• Description: IC REG BUCK 1.5A ADJ 16QFN
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC3601EUD#PBF

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.5 ~ 14.52 V
• Current - Output: 1.5A
• Frequency - Switching: 800kHz ~ 4MHz
• Voltage - Input: 4 ~ 15 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-WQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

LTC3601
PGOOD
T
6
TYPICAL PERFORMANCE CHARACTERISTICS
AC COUPLED
2V/DIV
5V/DIV
2V/DIV
1A/DIV
AC COUPLED
A
V
RUN
OUT
20mV/DIV
= 25°C, V
I
L
100mV
1A/DIV
1A/DIV
5V/DIV
1A/DIV
I
Start-Up from Shutdown
Burst Mode Operation
V
LOAD
V
V
I
V
LOAD
OUT
IN
OUT
OUT
SW
I
I
L
= 12V
L
= 1.8V
Load Step
Forced Continuous Mode
V
V
I
= 20mA
Output Voltage vs Time
Burst Mode Operation
V
V
I
LOAD
LOAD
IN
OUT
IN
OUT
IN
= 12V
= 12V
= 1.8V
= 12V, f
= 150mA TO 1.5A
= 1.8V
= 100mA
200μs/DIV
O
= 1MHz, L = 2.2μH unless otherwise noted.
10μs/DIV
2μs/DIV
3601 G15
3601 G18
3601 G12
2V/DIV
1V/DIV
1A/DIV
V
RUN
OUT
I
AC COUPLED
PGOOD
L
2V/DIV
1V/DIV
2A/DIV
V
Start-Up from Shutdown
Forced Continuous Mode
V
V
I
20mV/DIV
LOAD
OUT
IN
OUT
I
5V/DIV
1A/DIV
L
= 12V
V
= 1.8V
Short-Circuit Waveforms
Forced Continuous Mode
= 1.5A
V
V
OUT
SW
IN
OUT
I
L
= 12V
Output Voltage vs Time
Forced Continuous Mode
V
V
I
= 1.8V
LOAD
IN
OUT
= 12V
= 1.8V
= 100mA
200μs/DIV
100μs/DIV
2μs/DIV
3601 G16
3601 G19
3601 G13
AC COUPLED
10V/DIV
PGOOD
100mV
1A/DIV
1A/DIV
5V/DIV
1V/DIV
1A/DIV
I
V
V
LOAD
RUN
OUT
OUT
I
I
L
L
Output Tracking
V
V
R
Load Step
Burst Mode Operation
V
V
I
Start-Up Into Pre-Biased Output
(1V Pre-Bias) Burst Mode
Operation
V
V
I
IN
OUT
LOAD
LOAD
LOAD
IN
OUT
IN
OUT
= 12V
= 12V
= 12V
= 1.8V
= 1.8V
= 1.8V
= 150mA TO 1.5A
= 5mA
= 36Ω
TRACK
V
V
OUT
FB
2ms/DIV
10μs/DIV
1ms/DIV
3601fa
3601 G14
3601 G17
3601 G20