LTC3890EGN-1#PBF Linear Technology, LTC3890EGN-1#PBF Datasheet - Page 7

• Manufacturer Part Number: LTC3890EGN-1#PBF
• Description: IC BUCK SYNC ADJ 25A DUAL 28SSOP
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC3890EGN-1#PBF

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Voltage - Output: 0.8 ~ 24 V
• Current - Output: 25A
• Frequency - Switching: 50kHz ~ 900kHz
• Voltage - Input: 4 ~ 60 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 28-SSOP
• Primary Input Voltage: 12V
• No. Of Outputs: 2
• Output Voltage: 24V
• Output Current: 25A
• No. Of Pins: 32
• Operating Temperature Range: -40°C To +125°C
• Msl: MSL 1 - Unlimited
• Supply Voltage Min: 4V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

TYPICAL PERFORMANCE CHARACTERISTICS
–100
1.05
0.95
0.90
1.10
1.00
800
700
600
500
400
300
200
100
4.2
4.1
4.0
3.9
3.8
3.7
3.6
0
–75
–75
–75
TRACK/SS Pull-Up Current
vs Temperature
SENSE
vs Temperature
Undervoltage Lockout Threshold
vs Temperature
–50
–50
–50 –25
–25
–25
–
Pin Total Input Bias Current
V
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
OUT
0
0
0
FALLING
RISING
V
< INTV
OUT
25
25
25
> INTV
50
50
CC
50
– 0.5V
CC
75
75 100
75
+ 0.5V
100
100 125 150
125
125 150
3890 G22
3890 G19
3890 G25
150
1.40
1.35
1.20
1.10
1.05
1.00
1.30
1.25
1.15
356
354
352
350
348
346
344
30
25
20
15
10
5
0
–75
5
5
Shutdown (RUN) Threshold
vs Temperature
Shutdown Current
vs Input Voltage
Oscillator Frequency
vs Input Voltage
FREQ = GND
10
10
–50 –25
RUN1 RISING
15
15
RUN1 FALLING
20
20
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
TEMPERATURE (°C)
25
25
0
30 35 40 45 50 55 60 65
30 35 40 45 50 55 60 65
25
RUN2 FALLING
50
RUN2 RISING
75
100 125 150
3890 G23
3890 G26
3890 G20
796
808
806
804
802
800
798
794
792
600
550
500
450
400
350
300
18
16
14
12
10
22
20
8
–75
–75 –50
–75
Regulated Feedback Voltage
vs Temperature
Oscillator Frequency
vs Temperature
Shutdown Current vs Temperature
V
IN
–50 –25
–50 –25
= 12V
–25
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
0
0
0
FREQ = INTV
FREQ = GND
25
25
25
LTC3890
50
50
50
CC
75
75
75 100 125 150
100 125 150
100
125 150
3890 G21
3890 G27
3890 G24
3890fa
7