L6728 STMicroelectronics, L6728 Datasheet - Page 29

• Manufacturer Part Number: L6728
• Description: IC PWM CTLR 1PH PWRGOOD 10-DFN
• Manufacturer: STMicroelectronics

Specifications of L6728

• Pwm Type: Voltage Mode
• Number Of Outputs: 1
• Frequency - Max: 330kHz
• Duty Cycle: 80%
• Voltage - Supply: 4.5 V ~ 12 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 10-DFN
• Frequency-max: 330kHz
• Output Voltage: 0.8 V
• Output Current: 30 A
• Input Voltage: 1.5 V to 13.2 V
• Mounting Style: SMD/SMT
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• For Use With: 497-8228 - BOARD EVALUATION W/L6728497-6418 - BOARD EVAL BASED ON L6728
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

L6728
14
Package mechanical data
In order to meet environmental requirements, ST offers these devices in ECOPACK®
packages. These packages have a lead-free second level interconnect. The category of
second level interconnect is marked on the package and on the inner box label, in
compliance with JEDEC Standard JESD97. The maximum ratings related to soldering
conditions are also marked on the inner box label. ECOPACK is an ST trademark.
ECOPACK specifications are available at:
Table 8.
Figure 19. Package dimensions
Dim.
A1
A2
A3
D2
E2
M
m
D
A
E
b
e
L
DFN10 mechanical data
0.80
0.18
2.21
1.49
Min
0.3
0.90
0.02
0.70
0.20
0.23
3.00
2.26
3.00
1.64
0.50
0.75
0.25
mm
Typ
0.4
www.st.com
Max
1.00
0.05
0.30
2.31
1.74
0.5
31.5
87.0
58.7
11.8
Min
7.1
Package mechanical data
118.1
118.1
35.4
27.6
89.0
64.6
19.7
15.7
29.5
Typ
mils
0.8
7.9
9.1
9.8
Max
39.4
11.8
90.9
68.5
19.7
2.0
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