LTC3127EDD#TRPBF Linear Technology, LTC3127EDD#TRPBF Datasheet - Page 5

• Manufacturer Part Number: LTC3127EDD#TRPBF
• Description: IC DCDC CONV BUCK BOOST 10DFN
• Manufacturer: Linear Technology

Specifications of LTC3127EDD#TRPBF

• Applications: Energy Harvesting
• Current - Supply: 400µA
• Voltage - Supply: 1.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-DFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Typical perForMance characTerisTics
–0.20
–0.40
–0.80
–0.60
0.20
0.00
325
275
125
225
175
–50
1.8
Feedback Voltage vs Temperature
(Normalized)
PMOS R
L = 4.7µH
V
V
OUT
IN
= 3.6V
–30
2.4
= 3.3V
500mA/DIV
100mV/DIV
–10
DS(ON)
TEMPERATURE (°C)
3
1A/DIV
I
SWA
V
LOAD
OUT
10
I
V
IN
vs V
IN
3.6
V
R
R3 = 499k
Load Transient Response in Fixed
Frequency Mode, No Load to 1A,
in Input Current Limit
MODE = 0V
(V)
IN
PROG
SWD
30
IN
= 3.6V
4.2
= 32.4k
50
4.8
70
V
C
C1 = 100pF
3127 G09
OUT
OUT
3127 G12
200µs/DIV
= 3.3V
= 4.4mF
90
5.4
–0.10
–0.20
–0.30
–0.40
–0.50
–0.60
2250
2000
1500
1250
1000
1750
0.40
0.30
0.20
0.10
750
500
250
0
0
1.8
0
V
(Normalized)
Maximum Load Current vs V
V
R
3127 G15
OUT
OUT
PROG
2.2
V
= 3.3V
OUT
Regulation vs Load Current
200
= 90k
2.6
= 2.4V
LOAD CURRENT (mA)
3
400
3.4
V
IN
500mA/DIV
V
20mV/DIV
3.8
OUT
(V)
600
V
= 5V
4.2
OUT
I
V
L
Burst Mode Operation
OUT
V
R
R3 = 499k
4.6
IN
PROG
800
= 3.3V
= 3.6V
IN
5
= 32.4k
(T
3127 G13
3127 G10
5.4
J
1000
= 25°C, unless otherwise noted )
V
C
C1 = 100pF
OUT
OUT
50mV/DIV
5µs/DIV
1A/DIV
1A/DIV
1A/DIV
= 3.3V
= 4.4mF
I
V
LOAD
300
250
100
200
150
OUT
I
IN
I
L
1.8
NMOS R
Load Transient Response in Fixed
Frequency Mode, No Load to 1A,
Not in Input Current Limit
V
R
R3 = 499k
IN
PROG
= 3.6V
2.4
= 90k
DS(ON)
3127 G16
3
V
C
C1 = 100pF
OUT
OUT
SWB
200µs/DIV
V
vs V
= 3.3V
= 4.4mF
IN
LTC3127
3.6
(V)
SWC
IN
4.2
4.8
3127 G11
3127 G14

3127f
5.4