LTC3736EGN-1#PBF Linear Technology, LTC3736EGN-1#PBF Datasheet - Page 5

• Manufacturer Part Number: LTC3736EGN-1#PBF
• Description: IC CTRLR SW SYNC DUAL 2PH 24SSOP
• Manufacturer: Linear Technology
• Series: PolyPhase®r
• Type: Step-Down (Buck)r

Specifications of LTC3736EGN-1#PBF

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Voltage - Output: 0.6 ~ 9.8 V
• Current - Output: 1A
• Frequency - Switching: 450kHz ~ 580kHz
• Voltage - Input: 2.75 ~ 9.8 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

TYPICAL PERFOR A CE CHARACTERISTICS
0.605
0.603
0.599
0.591
0.609
0.607
0.601
0.597
0.595
0.593
130
120
115
100
–20
135
125
80
60
40
20
0
–60
0.5
–60
Maximum Current Sense Voltage
vs I
Maximum Current Sense Threshold
vs Temperature
I
Regulated Feedback Voltage
vs Temperature
PRG
–40 –20
TH
–40
= FLOAT
Pin Voltage
–20
TEMPERATURE (°C)
TEMPERATURE (°C)
1
I
TH
0
0
VOLTAGE (V)
20
20
40
1.5
40
60
60
W
80
37361 G14
37361 G09
37361 G11
80
U
100
2
100
0.001
0.01
0.1
10
1
–10
1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
10
–2
–4
–6
Efficiency and Power Lost vs
Load Current
–8
FIGURE 13 CIRCUIT
V
2
0
8
6
4
0
OUT
–60
–60
Shutdown (RUN) Threshold
vs Temperature
Oscillator Frequency
vs Temperature
SSDIS = V
= 2.5V
–40
–40
10
LOAD CURRENT (mA)
–20
–20
IN
TEMPERATURE (°C)
TEMPERATURE (°C)
0
0
100
20
20
40
40
1000
V
V
V
V
IN
IN
IN
IN
60
60
= 5V
= 3.3V
= 4.2V
= 7.2V
37361 G10
80
80
10000
37361 G15
T
37361 G12
A
100
95
90
85
80
75
70
65
60
55
50
= 25°C unless otherwise noted.
100
100
2.50
2.45
2.40
2.35
2.30
2.25
2.20
2.15
2.10
100
1.0
0.8
0.7
0.5
0.4
0.9
0.6
95
90
85
80
75
70
65
60
55
50
–60
–60
1
RUN/SS Pull-Up Current
vs Temperature
Undervoltage Lockout Threshold
vs Temperature
Efficiency vs Load Current
FIGURE 13 CIRCUIT
V
V
OUT
IN
–40
–40
= 5V
= 2.5V
–20
–20
10
LOAD CURRENT (mA)
TEMPERATURE (°C)
TEMPERATURE (°C)
0
0
V
V
LTC3736-1
IN
IN
FALLING
100
20
RISING
20
SPREAD SPECTRUM
CONSTANT 550kHz
40
40
1000
60
60
80
80
37361 G16
37361 G13
37361 G19
37361f
5
10000
100
100