L6910G STMicroelectronics, L6910G Datasheet - Page 21

• Manufacturer Part Number: L6910G
• Description: IC PWM BUCK BST VM 16SOICN
• Manufacturer: STMicroelectronics

Specifications of L6910G

• Pwm Type: Voltage Mode
• Number Of Outputs: 1
• Frequency - Max: 230kHz
• Duty Cycle: 100%
• Voltage - Supply: 5 V ~ 12 V
• Buck: Yes
• Boost: Yes
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 150°C
• Package / Case: 16-SOIC (3.9mm Width)
• Frequency-max: 230kHz
• Topology: Step Down
• Output Voltage: 0.9 V to 12 V
• Output Current: 1300 mA
• Switching Frequency: 50 KHz to 1000 KHz
• Duty Cycle (max): 100 %
• Maximum Operating Temperature: + 150 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Synchronous Pin: No
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 11. Part List
Figure 29. Efficiency vs. Output Current
C12,C5,C8
Reference
Q1,Q2,Q3
C13,C14
C1,C2
C10
C11
R1
R2
R3
R4
R5
R6
R7
C3
C4
C6
C7
C9
G1
Q4
D1
D2
U1
L1
2.5µH (77121A7 Core, Double winding 7 AWG16)
90
90
85
85
80
80
75
75
70
70
65
65
1
1
STPS3L25U (STPS340U)
910 Ohm 5% 125mW
Vcc=5V
Vcc=5V
Vout=5V
Vout=5V
Fsw=200KHz
Fsw=200KHz
10 Ohm 125mW
4.7K 5% 125mW
2.7K 5% 125mW
10K 5% 125mW
Device L6910G
1K 5% 125mW
330µF - 6.3V
STS11NF30L
Description
100µF - 20V
4.7µF - 16V
STS5P30L
1N4148
100nF
470nF
100nF
1.5nF
Open
15nF
47nF
1K1
1nF
1.5
1.5
Vin=5V
Vin=5V
2
2
Output Current (A)
Output Current (A)
Vin=3.3V
Vin=3.3V
2.5
2.5
POSCAP 6TPB330M
OSCON 20SA100M
Manufacturer
MAGNETICS
NEOHM
NEOHM
NEOHM
NEOHM
NEOHM
NEOHM
NEOHM
KEMET
KEMET
KEMET
KEMET
KEMET
KEMET
KEMET
Jumper
AUX
ST
ST
ST
ST
3
3
Vin=12V
Vin=12V
3.5
3.5
RADIAL 10X10.5
SMB (D0144)
SO16 Narrow
SMD 0805
SMD 0805
SMD 0805
SMD 0805
SMD 0805
SMD 0805
SMD 0805
SMD7343
SMD0805
SMD0805
SMD0805
SMD0805
SMD0805
SMD0805
SMA6032
SOT23
SO8
SO8
L6910G
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