Download dummy-load-sch

2
3
4
5
6
7
A
R14
AIN1
20K
R5
R15
9
A
to display board
1
VI VO
GND
5V
C2
2
10K
10K
510K
R3
10K
C13
4.7nF
VDDA
3
R30
AIN0
VDDA
RTH
51K
IC2
78L05
10R
R4
100uF 16V
50K
R6
P+
8
+
1
C15
4.7nF
GND
GND
5V front panel
GND
GND
D4
IN+
2
1
B
+12V
12V input
TEMP SENSING
+
VSENSE
SS14
GND
0.1uF
C10
D5
SS14
GND
GND
2
51K
R11
R2
1
C14
1uF
GND
AIN2
10K
TLC272D
510K
C12
4.7nF
C16
1uF
GND
GND
10K
IC4B
7
TLC272D
10K
D3
1N4148
2K
R9
C18
4.7nF
R37
R28
GND
10K
51R
8
+12V
+
R33
10K
C
VR1
A
FAN PWM DRIVE
10K
R34
GND
5V VCC
P+
Q2
W60N10
R23
10K
E
P-
4
R26
1uF
C17
DIFFERENTIAL VOLTAGE MEAS FOR REMOTE SENSE
GND
750R
R36
E
30A
D1
5
GND
10K
C22
1uF
D
GND
6
R7
R10
C
P+
20K
R8
V-
IC4A
GND
GND
R-SHUNT
3
0.01R
R20
10K
R19
10K
R12
T1
NPN
100u
R29
GND
I_SET
20K
L1
GND
5V1
C19 D2
1uF
GND
VCC
C1
100uF 16V
Q3
AM2300
2K
R13
C20
FAN_PWM
R16
20K
FAN
NPN = J3Y = S8050
10K
51K
V+
+
R
FAN_PWM
LED5
LED4
LED3
LED2
LED1
15uH
FAN-
GND
R17
D
2
1
750R
GND
10K
FAN+
2
+
1
SS14
C23
1uF
R35
D6
150R
R25
R21
4.7nF
C21
BUZZER
R27
30pF
C6
R1
NRST
PD7/TLI[TIM1_CH4]
PA1/OSC
PD6/UART2_RX
PA2/OSCOUT
PD5/UART2_TX
VSS
PD4/TIM2_CH1[BEEP]
VCAP
PD3/TIM2_CH2[ADC_ETR]
VDD
PD2/TIM3_CH1[TIM2_CH3]
VDDIO_1
PD1/SWIM
PF4/AIN12
PD0/TIM3_CH2[TIM1_BKIN][CLK_CCO]
VDDA
PC7/SPI_MISO
VSSA
PC6/SPI_MOSI
PB5/AIN5[I2C_SDA]
PC5/SPI_SCK
PB4/AIN4[I2C_SCL]
PC4/TIM1_CH4
PB3/AIN3[TIM1_ETR]
PC3/TIM1_CH3
PB2/AIN2[TIM1_CH3N]
PC2/TIM1_CH2
PB1/AIN1[TIM1_CH2N]
PC1/TIM1_CH1/UART2_CK
PB0/AIN0[TIM1_CH1N]
PE5/SPI_NSS
10K
C5
GND
30pF
GND
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
STM8S105K4T
R18
PROTECTION
IC1
1
2
3
1uF
4
GND
C7
5
1uF
VCC 6
C8
7
8
FB1
9
VDDA
1uF
10
GND
C9
11
12
13
C11
14
AIN2
4.7nF AIN1 15
16
AIN0
GND
510K
2K
GND
C4
VDDA
B
T2
R32 NPN
330uF 16V
12MHz
Q1
VCC
R31
330uF 16V
J3
C
51R
C3
GND
GND
op-amp power
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Reverse engineered dummy load schematic
Warning! Might contain errors!
www.voltlog.com
F