A5974DTR STMicroelectronics, A5974DTR Datasheet - Page 50

• Manufacturer Part Number: A5974DTR
• Description: IC BUCK ADJ 2.5A 8SOIC
• Manufacturer: STMicroelectronics
• Series: -r
• Type: Step-Down (Buck)r

Specifications of A5974DTR

• Internal Switch(s): -
• Synchronous Rectifier: -
• Number Of Outputs: -
• Voltage - Output: 1.235 V ~ 35 V
• Current - Output: 2.5A
• Frequency - Switching: 250kHz
• Voltage - Input: 4 V ~ 36 V
• Operating Temperature: -
• Mounting Type: *
• Package / Case: *
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-11424-2

Buck converters (cont’d)
Buck-boost converters
High-voltage converters
50
L5974D
L5974AD
A5974D
A5974AD
L5975D
L5975AD
A5975D
A5975AD
L6902D
L5980
L5981
L5983
L5985
L5986/A
L5987/A
L6925D
L6926
L6928
L7980
L7981
ST1CC40
ST1S10
STCS05
STCS05A
STCS1
STCS1A
STCS2
STCS2A
STCF02
STCF03
STCF03I
STCF04
STCF06
STBB1
HVLED805
VIPER22AS-E
VIPER22ADIP-E
VIPER12AS-E
VIPER12ADIP-E
VIPER17LN
VIPER17HN
Part number
Part number
number
Part
2.5 A step-down switching regulator
2 A step-down switching regulator
2.5 A step-down switching regulator
2 A step-down switching regulator
3 A step-down switching regulator
2.5 A step-down switching regulator
3 A step-down switching regulator
2.5 A step-down switching regulator
Step-down switching regulator with adjustable current limit
up to 1 A
0.7 A step-down switching regulator
1 A step-down switching regulator
1.5 A step-down switching regulator
2 A step-down switching regulator
2.5 A step-down switching regulator
3 A step-down switching regulator
800 mA step-down synchronous switching regulator
800 mA step-down synchronous switching regulator
800 mA step-down synchronous switching regulator
2 A step-down switching regulator
3 A step-down switching regulator
3 A, 900 KHz, monolithic synchronous step-down constant
current LED driver
Monolithic synchronous step-down regulator
0.5 A max constant-current LED driver
0.5 A max constant current LED driver
1.5 A max constant-current LED driver
1.5 A max constant-current LED driver
2 A max constant-current LED driver
2 A max constant-current LED driver
High-power white LED driver
High-power white LED driver
with I
High-power white LED driver
with I
High-power white LED SuperCap
driver with I
White LED driver with I
interface
High-efficiency dual-mode
buck-boost DC-DC converter
Package
SO16N
DIP-8
DIP-8
DIP-7
DIP-7
SO-8
SO-8
2
2
C interface
C interface
Description
2
C interface
(wide range input) (W)
Power capability max
Description
2
C
12
7
7
5
8
7
7
1/1.3/1.5
Up to 10
I
0.6/0.8
OUT
0.6
0.8
1
(avalanche rugged)
(avalanche rugged)
(avalanche rugged)
(A)
voltage min (V)
Drain source
Rows
800
730
730
730
730
800
800
1
1
1
1
1
1
2.7 to 4.5 2.5 to 5.1
2.7 to 5.5 2.5 to 5.3
2.7 to 5.5 2.5 to 5.3
2.7 to 5.5
2.7 to 5.5
2 to 5.5
V
IN
(V)
I
(A)
2.5
2.5
2.5
2.5
0.7
1.5
2.5
0.8
0.8
0.8
0.5
0.5
1.5
1.5
OUT
2
2
3
3
1
1
2
3
2
3
3
3
2
2
1.2 to 5.5
min (V)
up to 5.5
2.7 to 5.5
V
2.5 to 5
2.9 to 18
2.9 to 18
2.9 to 18
2.9 to 18
2.9 to 18
2.9 to 18
4.5 to 28
4.5 to 28
2.5 to 18
4.5 to 40
4.5 to 40
4.5 to 40
4.5 to 40
4.5 to 40
4.5 to 40
11.5
2 to 5.5
2 to 5.5
8.5
8.5
8 to 36
3 to 18
4 to 36
4 to 36
4 to 36
4 to 36
4 to 36
4 to 36
4 to 36
4 to 36
OUT
9
9
9
9
V
(V)
(V)
IN
(white)
LEDs
V
V
V
V
V
V
up to Vin
up to Vin
up to Vin
up to Vin
up to Vin
0.8 to 16
up to Vin
up to Vin
up to Vin
up to Vin
V
up to V
up to V
up to V
up to V
up to V
up to V
up to V
up to V
up to V
up to V
up to V
up to V
IN
IN
IN
IN
IN
IN
1
1
1
1
1
1
DD
V
- V
- V
- V
- V
- V
- V
(V)
OUT
(internal clamp)
DROP
DROP
DROP
DROP
DROP
DROP
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
(in missing)
F
max (V)
SW
1800
1800
1800
1800
1800
1500
23.5
23.5
23.5
(white)
12
(kHz)
7
5
8
LEDs
9
9
9
9
9
9
9
9
9
4
4
4
4
4
4
1
1
1
7
7
4
3
9
9
9
9
9
9
TFBGA3x3-25L
TFBGA3x3-25L
TFBGA3x3-25L
TFBGA3x3-25L
QFN4x4-20L/
QFN4x4-20L
DFN3x3-10L
250 to 1000
250 to 1000
Up to 1000
Up to 1000
Up to 1000
Up to 1000
Up to 1000
Up to 1000
F
Package
SW
1400
250
500
250
500
250
500
250
500
250
600
600
900
900
R
(kHz)
(Ω)
-
-
-
-
-
-
DS(on)
11
17
17
30
30
20
20
F
(kHz)
SW
HSOP8 exposed pad
HSOP8 exposed pad
166
115
QFN3x3-8L/MSOP8
QFN3x3-8L/MSOP8
QFN3x3-8L/HSOP8
QFN3x3-8L/HSOP8
DFN4x4-8L/HSOP8
DFN3x3-8L/HSOP8
DFN3x3-8L/HSOP8
60
60
60
60
60
typ
VFQFPN8 3x3/
VFQFPN8 3x3/
Flash mode, torch mode, fault management
PowerSO-10
PowerSO-10
QFN3x3-8L
QFN3x3-8L
QFN3x3-8L
QFN3x3-8L
DFN4x4-8L
Package
Flash mode, torch mode, ready mode,
Flash mode, torch mode, ready mode,
Flash mode, torch mode, ready mode,
Flash mode, torch mode, ready mode,
MSOP8
SO8
SO8
SO8
SO8
SO8
SO8
SO8
SO8
SO8
SO8
SO8
PWM current limiting mode, burst mode
PWM current limiting mode, burst mode
PWM current limiting mode, burst mode
PWM current limiting mode, burst mode
PWM current limiting mode, burst mode
PWM current limiting mode, burst mode
ZVS, PWM current mode, burst mode
dimming, fault management
dimming, fault management
dimming, fault management
dimming, fault management
Auto mode, PWM mode,
Extra functions
Extra functions
Dimming, diagnostics, EN
Dimming, diagnostics, EN
Dimming, diagnostics, EN
Dimming, diagnostics, EN
Dimming, diagnostics, EN
Dimming, diagnostics, EN
En, sync, SS, OCP, OTP
En, sync, SS, OCP, OTP
Dimming, OCP, OTP
Adj FF
Inhibit, Vref, Sync
Inhibit, Vref, Sync
Automotive grade
Automotive grade
Inhibit, Vref, Sync
Inhibit, Vref, Sync
Automotive grade
Automotive grade
Vref, CC/CV mode
Adj F
Adj F
Adj F
Adj F
Adj F
Pgood, run, sync
Pgood, run, sync
Extra functions
LBI and LBO
SW
SW
SW
SW
SW
SW
sync
, INH, sync
, INH, sync
, INH, sync
, INH, sync
, INH, sync
, INH, sync