Advanced Analog Technology, Inc.
PIN DESCRIPTION (VQFN-40)
Pin No Name
I/O Function
1
2
SD1
SD5
SD6
IE1
I
I
ON/OFF Control for Channel 1 (CH1)
ON/OFF Control for Channel 5 (CH5)
ON/OFF Control for Channel 6 (CH6)
Inverted Input for Error Amplifier 1 (EA1)
Inverted Input for Error Amplifier 5 (EA5
Inverted Input for Error Amplifier 6 (EA6)
Dead Time Control of Channel 1 (CH1)
Output for Error Amplifier 1 (EA1)
Dead Time Control of Channel 5 (CH5)
Output for Error Amplifier 5 (EA5)
Dead Time Control of Channel 6 (CH6)
Output for Error Amplifier 6 (EA6)
Reference Voltage 2.77V Output
Ground
3
I
4
I
5
IE5
I
6
IE6
I
7
DTC1
OE1
DTC5
OE5
DTC6
OE6
VB
I
8
O
I
9
10
11
12
13
14
15
O
I
O
O
P
P
GND
VDD
Power Supply
VREF
16
O
Reference Voltage 1.26V Output
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
SCP
SD4
-
Short Circuit Protect Capacitor Connection Pin
ON/OFF Control for Channel 4 (CH4)
ON/OFF Control for Channel 3 (CH3)
ON/OFF Control for Channel 2 (CH2)
Inverted Input 2 for Error Amplifier 4 (EA4)
Inverted Input for Error Amplifier 4 (EA4)
Inverted Input for Error Amplifier 3 (EA3)
Inverted Input for Error Amplifier 2 (EA2)
Output for Error Amplifier 4 (EA4)
Output for Error Amplifier 3 (EA3)
Output for Error Amplifier 2 (EA2)
Dead Time Control of Channel 4 (CH4)
Dead Time Control of Channel 3 (CH3)
Dead Time Control of Channel 2 (CH2)
CH2 Totem Pole Type Output
I
SD3
I
SD2
I
IE4A
I
IE4
I
IE3
I
IE2
I
OE4
O
O
O
I
OE3
OE2
DTC4
DTC3
DTC2
OUT2
OUT3
OUT4
OUT6_2
PVDD
OUT6_1
OUT5_1
OUT5_2
OUT1_1
OUT1_2
I
I
O
O
O
O
P
O
O
O
O
O
CH3 Totem Pole Type Output
CH4 Totem Pole Type Output
CH6 Synchronous Rectifier Side Output
Output Buffer Power Supply
CH6 Totem Pole Type Output
CH5 Totem Pole Type Output
CH5 Synchronous Rectifier Side Output
CH1 Totem Pole Type Output
CH1 Synchronous Rectifier Side Output
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