L6722TR STMicroelectronics, L6722TR Datasheet - Page 11

• Manufacturer Part Number: L6722TR
• Description: IC BUCK ADJ 2A TRPL 36VFQFPN
• Manufacturer: STMicroelectronics
• Type: Step-Down (Buck)r

Specifications of L6722TR

• Internal Switch(s): No
• Synchronous Rectifier: No
• Number Of Outputs: 3
• Voltage - Output: Adj to 0.8V
• Current - Output: 2A
• Frequency - Switching: 100kHz
• Voltage - Input: 12V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 36-VFQFN, 36-VFQFPN
• Power - Output: 3.5W
• Operating Temperature Range: - 40 C to + 125 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-5904-2

L6722
3
3.1
Table 3.
3.2
Table 4.
Supply current and power-on
I
I
UVLO
UVLO
Oscillator and inhibit
F
INH
d
∆V
FLT
CC
BOOTx
MAX
SW
V
V
Symbol
OSC
UGATEx
BOOTx
IL
VCC
OVP
V
Symbol
PHASEx
V
Electrical specifications
Absolute maximum ratings
Electrical characteristics
- V
CC
- V
Absolute maximum ratings
Electrical characteristics
(V
PHASEx
PHASEx
VCC Supply current
BOOTx Supply Current
VCC Turn-ON
VCC Turn-OFF
Pre-OVP Turn-ON
Pre-OVP Turn-OFF
Main Oscillator Accuracy
Disable Thresholds
Maximum Duty Cycle
PWMx Ramp Amplitude
Voltage at Pin OSC
CC
= 12V±15%, T
Parameter
to PGND
Boot Voltage
LGATEx, PHASEx, to PGNDx
All other Pins to PGNDx
Positive Peak Voltage; T<20ns @ 600kHz
Negative Peak Voltage
J
= 0°C to 70°C unless otherwise specified).
HGATEx and LGATEx = OPEN
BOOTx = 12V
HGATEx = OPEN; PHASEx to
PGNDx; BOOTx = 12V
VCC Rising
VCC Falling
VCC Rising
VCC Falling
OSC = OPEN
OSC = OPEN; T
OSC = OPEN; I
OSC = OPEN; I
OVP Active
Parameter
Test conditions
ISENx
ISENx
J
= 0°C to 125°C
= 0µA
= 35µA
Min.
0.5
90
7
3
-0.3 to VCC + 0.3
Typ.
3 Electrical specifications
0.7
17
80
40
3
5
-0.3 to 7
Value
TBD
15
15
15
26
Max.
110
9.2
3.8
Unit
kHz
mA
mA
Unit
%
%
11/34
V
V
V
V
V
V
V
V
V
V
V
V
V
V