L6740L STMicroelectronics, L6740L Datasheet - Page 7
![IC HYBRID CONTROLLERS 48TQFP](/photos/27/13/271375/tqfp-48_sml.jpg)
L6740L
Manufacturer Part Number
L6740L
Description
IC HYBRID CONTROLLERS 48TQFP
Manufacturer
STMicroelectronics
Datasheet
1.L6740LTR.pdf
(44 pages)
Specifications of L6740L
Applications
Hybrid Controllers
Voltage - Supply
9 V ~ 15 V
Current - Supply
20mA
Operating Temperature
0°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
48-TQFP Exposed Pad, 48-eTQFP, 48-HTQFP, 48-VQFP
Number Of Outputs
2
Output Current
170 A
Input Voltage
13.2 V
Mounting Style
SMD/SMT
Maximum Operating Temperature
+ 125 C
Minimum Operating Temperature
0 C
Hybrid Controller
compatible with PVI and SVI CPUs
Dual Controller
2 to 4 scalable phases for CPU CORE, 1 phase for NB
Dual Over-current Protection
Average and per-phase
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Input
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
L6740L
Manufacturer:
ST
Quantity:
20 000
Part Number:
L6740LTR
Manufacturer:
ST
Quantity:
20 000
L6740L
1.2
Figure 4.
PWM1
PWM2
PWM3
PWM4
SGND
CS1+
CS2+
CS3+
CS4+
CS1-
CS2-
CS3-
CS4-
OSC
VCC
PWM1
PWM2
PWM3
PWM4
SGND
OSC
VCC
Block diagram
Block diagram
Σ
Σ
Σ
Σ
CURRENT
BALANCE
1.24V
AMD SVI / PVI FLEXIBLE
OFFSET
CORE_REF
INTERFACE
& NB_REF
NB_ENDRV
CORE - TOT CURRENT
OSC
I
OS
ENDRV
AMPLIFIER
ERROR
I
OS
MONITOR AND PROTECTION
CS1-
CONTROL LOGIC
OUTPUT VOLTAGE
MANAGEMENT
L6740L
I
DROOP
REMOTE
BUFFER
Typical application circuit and block diagram
64k
30μA
64k
I
NB_DROOP
NB CURR
SENSE
50μA +I
64k
64k
VCORE_REF
(from SVI/PVI decoding)
NB_OS
NB_REF
NB_ENDRV
ENDRV
NB_OS
NB_COMP
NB_FB
NB_DROOP
NB_FBG
NB_VSEN
ENDRV
NB_ENDRV
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