L6725A STMicroelectronics, L6725A Datasheet - Page 24

• Manufacturer Part Number: L6725A
• Description: IC PWM CTLR VOLTAGE MODE SO-16N
• Manufacturer: STMicroelectronics

Specifications of L6725A

• Pwm Type: Voltage Mode
• Number Of Outputs: 1
• Frequency - Max: 550kHz
• Duty Cycle: 100%
• Voltage - Supply: 4.5 V ~ 18 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 16-SOIC (3.9mm Width)
• Frequency-max: 550kHz
• Output Voltage: 0.603 V
• Input Voltage: 1.8 V to 18 V
• Switching Frequency: 500 KHz
• Operating Temperature Range: - 40 C to + 125 C
• Mounting Style: SMD/SMT
• Duty Cycle (max): 100 %
• Package: SO16N
• For Use With: 497-5867 - EVAL BOARD 20A 250KHZ L6725497-5500 - EVAL BOARD FOR L6725
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Demoboard
Table 7.
Table 8.
Figure 17. Demoboard efficiency
24/32
WURTH ELEKTRONIC
NIPPON CHEMI-CON
COILTRONICS
Manufacturer
Manufacturer
PANASONIC
SUMIDA
EPCOS
TOKO
Other inductor manufacturer
TDK
TDK
Other capacitor manufacturer
9 5 . 0 0 %
9 0 . 0 0 %
8 5 . 0 0 %
8 0 . 0 0 %
7 5 . 0 0 %
1
V
V
IN
IN
= 5V
= 12V
SPM12550T-1R0M220
CDEP134-2R7MC-H
C4532X5R1E156M
C3225X5R0J107M
ECJ4YB0J107M
3
25PS100MJ12
HCF1305-1R0
HPI_13 T640
744318180
FDA1254
HC5-1R0
Series
Series
F s w = 4 0 0 K H z
F
5
SW
= 500KHz
7
I o u t (A )
Capacitor value(µF)
Inductor Value (µH)
9
1.15
100
100
100
1.8
2.7
1.4
2.2
1.3
15
1
1 1
1 3
Saturation Current (A)
Rated voltage (V)
L6725 - L6725A
1 5
6.3
6.3
20
15
22
22
14
22
27
25
25