L5956 STMicroelectronics, L5956 Datasheet - Page 11

• Manufacturer Part Number: L5956
• Description: IC VREG MULTIFUNCT MULTIWATT15
• Manufacturer: STMicroelectronics

Specifications of L5956

• Applications: Converter, Car Audio System
• Voltage - Input: 6 ~ 18 V
• Number Of Outputs: 4
• Voltage - Output: 3.3V, 5V, 8.5V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: 15-Multiwatt
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

L5956
3
Timing diagrams
Figure 5.
Figure 6.
POWER SWITCH
REG1(8.5V)
REG4(3.3V)
VIN1=VIN2
ENREG1-3
REG3(5V)
REG2(5V)
ENREG4
EN-SW
18V < V
Timing diagram of regulators and power switch
Backup and reset diagram
8.5V
3.3V
V
9V
5V
5V
9V
M
V
M
M
≤ 22V
4.8
4.7
14
5
5
3
Doc ID 13852 Rev 2
5V PERM
CDELAY
VBATT
RESET
DUMP
BACKUP CAP.
D02AU1422
t
t
t
D02AU1420C
Timing diagrams
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