Efficient synchronous lifting controller
SHENZHEN CHENGXINWEI TECHNOLOGY CO., LTD. CX8838
CX8838
www.cxwic.com
1 15
V1.0
SHENZHEN CHENGXINWE...
Description
SHENZHEN CHENGXINWEI TECHNOLOGY CO., LTD. CX8838
CX8838
www.cxwic.com
1 15
V1.0
SHENZHEN CHENGXINWEI TECHNOLOGY CO., LTD. CX8838
CX8838 :DC2.7V-36V,:DC2.0V-36V ; CX8838 :200KHZ,400KHZ 600KHZ; CX8838 MOS : DC5.0V ,DC7.5V DC10V MOS ; CX8838 I2C ; CX8838 ,(OTP),
● :2.7V--36VDC ● ● :DC2.0V-36VPD3.0(PPS)QC4.0 ● ● ● MOS ● ● :±10%(VCS1=1.21V) ● : ±5 %(VCS2=1.21V) ● :±1.5%(VFB=0.5V) ● (SCP),(OTP)。 ● ● 96% ● I2C ● QFN32L-4*4
● ● USB PD ●
CX8838
-40℃~140℃
QFN4*4
32
:(XXXXXX),。
CX8838
XXXXXX
www.cxwic.com
2 15
V1.0
SHENZHEN CHENGXINWEI TECHNOLOGY CO., LTD. CX8838
FB COMP AGND NC CS2 CS1 RT NC
CS2N 1 CS2P 2 VOUT 3 BST2 4 HD2 5
SW2 6 LD2 7 VCC 8
32 31 30 29 28 27 26 25
24 DT
23 VCC_SET
Exposed PAD GND
22 SDA 21 SCL 20 PGOOD
19 NC
18 NC
17 EN
9 10 11 12 13 14 15 16
CS1P CS1N VIN BST1 HD1 SW1 LD1 PGND
2:
1 2 3 4 5 6 7 8 9 10 11 12
CS2N CS2P VOUT BST2 HD2 SW2 LD2 VCC PGND LD1 SW1 HD1
, CS2P CS2N , CS2P CS2N VCC , 1UF ,, BS2 SW2 100NF/50V MOS MOS MOS , 1UF MOS MOS
www.cxwic.com
3 15
V1.0
SHENZHEN CHENGXINWEI TECHNOLOGY CO., LTD. CX8838
13
BST1
,, BS1 SW1 100NF/50V
14 VIN
15
CS1N
, CS1P CS1N
16
CS1P
, CS1P CS1N
17 EN ,。
18 NC NC
19 NC NC
20 PGOOD ; 90%-110%,;
21 SCL I2c
22 SDA I2c
23 VCC_SET VCC 。:5V; 68kΩ:7.5V;:10V
24 DT 。 20ns; 68kΩ:40ns; 270kΩ:60ns;:80ns。
25 NC NC
26 RT 。:200kHz; 68kΩ:400kHz;:600kHz。
,, 2.2nF 27 CS1
。
,, 2.2nF 28 CS2
...
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