L5956 STMicroelectronics, L5956 Datasheet - Page 10

• 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

Electrical specifications
10/17
Figure 3.
Figure 4.
470 µF
(*) Recommended output filtering capacitors for all the regulators: C range = 5 µF to 100 µF, ESR range = 0.5 Ω to 10 Ω (T= -40 ˚C to +85 ˚C)
100 nF
Typical application circuit
Maximum ESR for stability valid for all the regulators outputs
Vs
470 µF
10 K
10 KΩ
10
1 nF
1 nF
0.5
ESR
[Ω]
5
1
ENREG1-3
AC00591
ENREG4
EN SW
IGN
IGN
IGN
VIN2
VIN1
BU
IN
IN
IN
Doc ID 13852 Rev 2
5
PROTECTION
PROTECTION
THERMAL
THERMAL
Stable region
Maximum ESR
Minimum ESR
IGNITION
IGNITION
BUFFER
BUFFER
PROTECTION
PROTECTION
10
DUMP LOAD
DUMP LOAD
SWITCH
POWER
REG1
REG2
REG3
REG4
IGN
IGN
OUT
OUT
100
BUFFER
BUFFER
RESET
RESET
C [µF]
AC00427A
REG 1
REG 2
REG 3
REG 4
HOLD
SW
RES
RES
CRES
CRES
to µProcessor
to µProcessor
10 KΩ
47 nF
47 nF
to µProcessor
to µProcessor
22 µF
Cfilt (*)
Cfilt (*)
Cfilt (*)
Cfilt (*)
L5956