L6730C STMicroelectronics, L6730C Datasheet - Page 33
![IC CTRLR ADJ STPDN SYNC 20-TSSOP](/photos/7/59/75992/l6730_sml.jpg)
L6730C
Manufacturer Part Number
L6730C
Description
IC CTRLR ADJ STPDN SYNC 20-TSSOP
Manufacturer
STMicroelectronics
Type
Step-Down (Buck)r
Datasheet
1.L6730DTR.pdf
(50 pages)
Specifications of L6730C
Internal Switch(s)
No
Synchronous Rectifier
Yes
Number Of Outputs
1
Voltage - Output
Adj to 0.6V
Frequency - Switching
100kHz ~ 1MHz
Voltage - Input
1.8 ~ 14 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
20-TSSOP Exposed Pad, 20-eTSSOP, 20-HTSSOP
Package
HTSSOP20, QFN4x4 24L
For Use With
497-5868 - EVAL BOARD 30A 400KHZ L6730497-5501 - EVAL BOARD FOR L6730XX
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Output
-
Power - Output
-
L6730C - L6730D
Figure 27. Asymptotic bode plot of converter's open loop gain
●
Compensation network design:
–
–
–
–
–
–
Put the gain R
Place
Place
Place
Place
Check the loop gain considering the error amplifier open loop gain.
Z1
Z2
P1
P2
before the output filter resonance
at the output filter resonance
at the output capacitor ESR zero
at one half of the switching frequency;
5
/R
3
in order to obtain the desired converter bandwidth
C
R
R
5
3
Vin
Vosc
LC
LC
;
ESR
LC
(18)
;
;
Application details
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