LC32D44E/S/RU-BK/GY (1st Eddition)
5 – 23
25 VCP2 O Charge pump LOD output 2.
26 HVCC --- Power supply terminal.
27 VCP1 O Charge pump LOD output 1.
28 C1 O Charge pump output 1.
29 CPPG O CP power good output.
30 CPFB1 I Charge pump feedback 1.
31 PGND1 --- Ground terminal.
32 PG1 O Power good output 1.
33 SW1 O Switching output 1.
34 PGATE O P-channel gate drive output.
35 DTC1 I Duty control terminal 1.
36 COMP1 O Error margin amplifier output 1.
37 FB1 I Feedback input 1.
38 CTL1 I Control input 1.
39 FAULT O Protect detector output.
40 SCP I Short protection delay terminal
41 UVLO I Low voltage lockout setting terminal.
42 VCC --- Power supply terminal.
43 VREF O Reference voltage output terminal.
44 FB2 I Feedback input 2.
45 COMP2 O Error margin amplifier output 2.
46 DTC2 I Duty control terminal 2.
47 PVCC2 --- Power supply terminal.
48 BOOT2 I Switch boot terminal 2.
49 SW2 O Switching output 2.
50 CTL2 I Control input 2.
51 PG2 O Power good output 2.
52 REG O LDO output for BOOT.
53 LDFB1 I LDO feedback 1.
54 LDCTL1 I LDO control terminal 1.
55 LDPG1 O LDO power good output 1.
56 LDO1 O LDO output 1.
57 GND --- Ground terminal.
58 RT I Frequency setting terminal.
59 LDFB2 I LDO feedback 2.
60 LDO2 O LDO output 2.
61 LDVCC2 --- Power supply terminal.
62 CTL3 I Control input 3.
63 SW3 O Switching output 3.
64 BOOT3 I Switch boot terminal 3.
Pin No. Pin Name I/O Pin Function
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