L6722TR STMicroelectronics, L6722TR Datasheet - Page 12

• 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

3 Electrical specifications
Table 4.
12/34
Reference
k
Error amplifier and remote buffer
A
SR
CMRR
Differential current sensing and offset
I
k
I
Gate drivers
t
I
R
t
I
R
Protections
OVP
Pre-OVP
V
UVP
PGOOD
V
OCTH
OFFSET
RISE_UGATEx
UGATEx
RISE_LGATEx
LGATEx
REF
IDROOP
0
UGATEx
FB-DISC
PGOOD
LGATEx
Symbol
Electrical characteristics (continued)
(V
Output Voltage Accuracy
EA DC Gain
Slew Rate
RB DC Gain
Remote Buffer Common
Mode Rejection Ratio
Over Current Threshold
Droop Current Deviation
Offset Current
HS Rise Time
HS Source Current
HS Sink Resistance
LS Rise Time
LS Source Current
LS Sink Resistance
Preliminary Over voltage
Protection
FB Disconnection
Under Voltage Protection
PGOOD Threshold
Voltage Low
CC
= 12V±15%, T
Parameter
J
= 0°C to 70°C unless otherwise specified).
FBR = V
COMP = 10pF to SGND
I
BOOTx - PHASEx = 10V;
C
BOOTx - PHASEx = 10V
BOOTx - PHASEx = 12V
VCC = 10V;
C
VCC = 10V
VCC = 12V
VSEN Rising
FBR Rising
Hysteresis
V
VSEN Falling, vs. REF_IN
VSEN Falling, vs. REF_IN
I = -4mA
DROOP
CS-
UGATEx
LGATEx
Rising, above VSEN
= 0 to 105µA; R
Test conditions
OUT
to PGNDx = 5.6nF
to PHASEx = 3.3nF
; FBG = GND
D
=5.1kΩ
OUT
;
1.085
Min.
-250
-100
10
-1
-3
1.120
1.375
Typ.
-300
-150
1.25
300
1.5
1.8
1.5
2.5
80
15
40
35
12
15
20
1
1.155
Max.
-350
-200
0.4
14
1
3
L6722
V/µs
Unit
V/V
mV
mV
mV
dB
dB
µA
µA
µA
ns
ns
%
A
A
V
V
V
V
Ω
Ω