5.3

Minimal implementation (up to 60 W-3 A max., no temperature protection, no

LED)

Figure 7. Minimal implementation

Main1

Main2

Side

CBulk1

Dprim1

Rprim1

1K

Oprim1A

Optocoupleur

Oprim1B

PWM

OUT

SENSE

VDD

GND

FB

RSP1

Dprim2

S

G

D

From Secondary

Cprim1

Cprim1

1000µF

C5

1µF

C2

1µF

1V2

2V7

VSRC

VBUS

GND

R11

47K

R12

10K

R10

100

RSC1

0.010

R33

15k

C3 33nF

R8

3K

R13

402

GND

GND

5

1

T3

STL8P4LLF6

CC1

CC2

SCL

SDA

Fault

J24

OUT

D3

GND

GND

Opto

GND

C6

10µF

GND

GND

0

VReg_2V7

15

VReg_1V2

14

VBus-EN_SRC 13

ISense_Disch 8

SCL 5

SDA 6

Opto_DRV

9

Fault 4

CC2 3

CC1 1

VSense_Disch 12

TSense

11

FB

10

VConn_VSys

2

Type-C

Power Delivery

Vdd

16

Gnd

7

U1

STUSB4761

R22

1V2

R1

4.7K

R2

4.7K

R3

4.7K

2V7

C18

10µF

GND

ACDC Primary/Secondary Side

R5

1K

D1

ESDA6V1

GND

5.4

Reference schematic (full feature: up to 100 W, temperature adaptive power,

LED)

Figure 8. Reference schematic

Main1

Main2

Side

CBulk1

Dprim1

Rprim1

1K

Oprim1A

Optocoupleur

Oprim1B

PWM

OUT

SENSE

VDD

GND

FB

RSP1

Dprim2

S

G

D

From Secondary

Cprim1

Cprim1

1000µF

C5

1µF

C2

1µF

1V2

2V7

VSRC

VBUS

GND

D8

VBus

R25

3.9K

R11

47K

R12

10K

R10

100

RSC1

0.010

R24

150K

COM

VCONN

1

S

G

D

T4

2N7002K

GND

R33

15k

C3 33nF

R8

3K

R13

402

C1

1µF

GND

C4

1µF

GND

5

1

T2

STL8P4LLF6

5

1

T3

STL8P4LLF6

IN

4

GND

OUT 5

LDK715M

U3

CC1

CC2

SCL

SDA

Fault

J24

OUT

RD1

100

D3

GND

GND

Opto

GND

C6

10µF

GND

D+

D-

GND

0

VReg_2V7

15

VReg_1V2

14

VBus-EN_SRC 13

ISense_Disch 8

SCL 5

SDA 6

Opto_DRV

9

Fault 4

CC2 3

CC1 1

VSense_Disch 12

TSense

11

FB

10

VConn_VSys

2

Type-C

Power Delivery

Vdd

16

Gnd

7

U1

STUSB4761

R22

2K7

R23

1V2

GND

Temp

R1

4.7K

R2

4.7K

R3

4.7K

2V7

C18

10µF

GND

ACDC Primary/Secondary Side

D-

D+

D1

ESDA6V1

GND

Temperature threshold settings for: T1 = 70 °C; T2 = 90 °C; T3 = 110 °C

•

VReg_1V2 = 1.148 V

•

R22 = 2.7 kOhms (1% accuracy)

•

R23 = 47 kOhms (ref = NTCS0603E3473JHT)

STUSB4761

Minimal implementation (up to 60 W-3 A max., no temperature protection, no LED)

DS13141 - Rev 3

page 16/29