NCV8851-1DBR2G データシートの表示（PDF） - ON Semiconductor
部品番号
コンポーネント説明
メーカー
NCV8851-1DBR2G Datasheet PDF : 18 Pages
| |||
NCV8851−1
VIN 12
EN 11
VIN_IC 3
SYNC 1
ROSC 20
CCOMP 15
CFB 16
CSOUT 17
VCOMP 14
VFB 13
Enable
TSD Fault
UVLO Logic
LDO
Enable
Fault
Fixed−Frequency
Oscillator
Ramp Clock
Soft Start
VSS
Max
Duty
S Q Min
On
R Q Time
Reset
PWM Dominant
Fault
LDO
ILIMIT
+
VREF
Nonoverlap
6VOUT
OCP
CEA VOCP
+
BST
VCLAMP
VEA
+ VREF
VSS
CSA
+ VACL
ACL
9 6VOUT
4 BST
5 GH
6 VSW
7 GL
8 PGND
2 VIN_CS
19 CSP
18 CSN
10 AGND
Figure 1. Functional Block Diagram
VIN
VIN 12
EN 11
VIN_IC 3
SYNC
1
ROSC 20
ROSC
CCOMP
15
CC1
CC2
RC1
CFB 16
RC2
17
CSOUT
6VOUT
9
+
DBST
BST
4
Q1
GH
5
+
VIN
−
CBST
VSW
6
Q2
GL
7
PGND
8
L
RS
VIN_CS
2
CSP
19
CSN
18
VFB
13
CV2 RV1
14
VCOMP CV1
10
AGND
+
C+
VOUT
−
RF1
RF0
Figure 2. Application Schematic
Note: This part is recommended for synchronous use only.
www.onsemi.com
2
Share Link: 