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SYN9N50

突触半导体Our Products

HV MOSFETsIndustrialTO-220F / TO-263 / TO-252Available
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Specifications

Package
TO-220F / TO-263 / TO-252
Configuration
N-Channel
Tj
150 °C
VDS_Max
500 V
ID_Max
9 A
RDS(ON)_Typ @VGS=10V
660 mΩ
RDS(ON)_Max @VGS=10V
850 mΩ
VGS_Max
±30 V
EAS_Max
352.8 mJ
Ciss_Typ
1090 pF
Coss_Typ
105.6 pF
Crss_Typ
26 pF
Qg_Typ
22.6 nC

Online Datasheet

Full text of the 突触半导体 datasheet; refer to the latest revision for updates.

突触半导体

SYN9N50

500 V N-Channel Power MOSFET

DATASHEET

Features

  • VDSS = 500 V, ID = 9 A
  • RDS(ON)_TYP = 0.66 Ω (VGS = 10 V)
  • Low RDS(ON)
  • Low Gate Charge
  • 100% Avalanche Tested

Applications

  • LED Power Supplies
  • Switch-Mode Power Supplies
  • Motor Driving

N-channel enhancement-mode power MOSFET built on VDMOS technology, combining low RDS(ON) with low gate charge. Available in TO-220F, TO-263 and TO-252 packages.

Pin Configuration

Terminal Description
G Gate
D Drain (tab)
S Source

Ordering Information

Orderable Part Number Package Marking
SYN9N50F TO-220F SYN9N50F
SYN9N50S TO-263 SYN9N50S
SYN9N50D TO-252 SYN9N50D

Absolute Maximum Ratings

（@ TC = 25 °C, unless otherwise specified. 按封装分列，未分列的值三封装共用。）

Parameter Symbol SYN9N50F SYN9N50S SYN9N50D Units
Drain – Source Voltage VDSS 500 500 500 V
Gate – Source Voltage VGS ±30 ±30 ±30 V
Drain Current — Continuous (@ TC = 25 °C) ID 9 9 9 A
Drain Current — Continuous (@ TC = 100 °C) ID 5.7 5.7 5.7 A
Drain Current — Pulsed (1) IDM 36 36 36 A
Total Power Dissipation (@ TC = 25 °C) PD 30 198 178 W
Single Pulse Avalanche Energy (2) EAS 352.8 352.8 352.8 mJ
Operating Junction Temperature Range TJ −55 ~ 150 −55 ~ 150 −55 ~ 150 °C
Storage Temperature Range TSTG −55 ~ 150 −55 ~ 150 −55 ~ 150 °C

Thermal Characteristics

Parameter Symbol SYN9N50F SYN9N50S SYN9N50D Units
Junction to Ambient RθJA 62.5 62.5 62 °C/W
Junction to Case RθJC 4.1 0.63 0.7 °C/W

Electrical Characteristics

（@ TC = 25 °C, unless otherwise specified.）

Off Characteristics
Parameter Symbol Test Conditions Min. Typ. Max. Units
Drain–Source Breakdown Voltage VDSS VGS = 0 V, ID = 250 μA 500 — — V
Zero-Gate Voltage Drain Current IDSS VDS = 500 V, VGS = 0 V — — 1 μA
Gate–Source Leakage Current IGSS VGS = ±30 V, VDS = 0 V — — ±100 nA
On Characteristics
Parameter Symbol Test Conditions Min. Typ. Max. Units
Gate Threshold Voltage VGS(TH) VDS = VGS, ID = 250 μA 2 — 4 V
Drain–Source On-Resistance (3) RDS(ON) VGS = 10 V, ID = 4.5 A — 0.66 0.85 Ω

Dynamic Characteristics

Parameter Symbol Test Conditions Min. Typ. Max. Units
Input Capacitance Ciss VGS = 0 V, VDS = 25 V, f = 1 MHz — 1090 — pF
Output Capacitance Coss VGS = 0 V, VDS = 25 V, f = 1 MHz — 105.6 — pF
Reverse Transfer Capacitance Crss VGS = 0 V, VDS = 25 V, f = 1 MHz — 26 — pF

Switching Characteristics

Parameter Symbol Test Conditions Min. Typ. Max. Units
Turn-On Delay Time td(on) VGS = 10 V, VDD = 250 V, RG = 10 Ω, ID = 9 A — 17.7 — ns
Rise Time tr VGS = 10 V, VDD = 250 V, RG = 10 Ω, ID = 9 A — 52.2 — ns
Turn-Off Delay Time td(off) VGS = 10 V, VDD = 250 V, RG = 10 Ω, ID = 9 A — 27 — ns
Fall Time tf VGS = 10 V, VDD = 250 V, RG = 10 Ω, ID = 9 A — 8.3 — ns

Gate Charge Characteristics

Parameter Symbol Test Conditions Min. Typ. Max. Units
Total Gate Charge Qg VDS = 400 V, ID = 9 A, VGS = 10 V — 22.6 — nC
Gate–Source Charge Qgs VDS = 400 V, ID = 9 A, VGS = 10 V — 5.4 — nC
Gate–Drain Charge Qgd VDS = 400 V, ID = 9 A, VGS = 10 V — 9.1 — nC

Drain–Source Diode Characteristics

Parameter Symbol Test Conditions Min. Typ. Max. Units
Diode Forward Voltage VSD VGS = 0 V, ISD = 9 A — — 1.3 V
Source Current IS TC = 25 °C — — 9 A
Reverse Recovery Time trr IS = 9 A, dI/dt = 100 A/μs — 348 — ns
Reverse Recovery Charge Qrr IS = 9 A, dI/dt = 100 A/μs — 2.97 — μC

Typical Characteristics

原文第 3–5 页为典型特性曲线图，含下列 13 幅图（曲线为图形数据，图题嵌于图内，此处仅转写图题，未数值化）：

  • Figure 1: Output Characteristics
  • Figure 2: Transfer Characteristics
  • Figure 3: On-Resistance vs Drain Current
  • Figure 4: On-Resistance vs Junction Temperature
  • Figure 5: Gate Charge
  • Figure 6: Drain Current Derating
  • Figure 7: Body Diode Forward Characteristics
  • Figure 8: Capacitance vs Drain–Source Voltage
  • Figure 9: Maximum Safe Operating Area
  • Figure 10: Power Dissipation Derating
  • Figure 11: Breakdown Voltage vs Junction Temperature
  • Figure 12: Threshold Voltage vs Junction Temperature
  • Figure 13: Maximum Transient Thermal Impedance

Package Outline Dimensions (TO-220F, unit: mm)

Symbol Min. Nom. Max.
A 4.42 4.7 5.02
A1 2.3 2.54 2.8
A3 2.5 2.76 3.1
b 0.7 0.8 0.9
b2 — — 1.47
c 0.35 0.5 0.65
D 15.25 15.87 16.25
D1 15.3 15.75 16.3
D2 9.3 9.8 10.3
E 9.73 10.16 10.36
e 2.54 BSC
H1 6.4 6.68 7
L 12.48 12.98 13.48
L1 — — 3.5
øP 3 3.18 3.4

Package Outline Dimensions (TO-263, unit: mm)

Symbol Min. Nom. Max.
A 9.8 10 10.4
B 8.9 — 9.5
B1 0 — 0.1
C 4.4 4.5 4.8
D 1.16 1.4 1.5
E 0.7 0.75 0.95
F 0.3 0.45 0.6
G 1.07 1.38 1.47
H 1.3 — 1.8
K 0.95 1 1.37
L1 14.5 15.2 16.5
L2 1.6 2 2.3
I 0 — 0.2
Q 0° 3° 8°
R 0.4
N 2.35 2.4 2.7

Package Outline Dimensions (TO-252, unit: mm)

Symbol Min. Nom. Max.
A 6.3 6.5 6.9
A1 0 — 0.16
B 5.7 — 6.3
C 2.1 2.3 2.5
D 0.3 0.5 0.7
E1 0.6 0.65 0.9
F 0.3 0.5 0.6
G 0.7 0.9 1.2
L1 9.6 10 10.5
L2 2.7 — 3.1
H 0.4 — 1
M 5.1 5.2 5.5
N 2.09 2.2 2.49
R 0.3
T 1.4 — 1.6
Y 5.1 5.9 6.3

Notes

  1. TC = 25 °C; pulse width limited by maximum junction temperature.
  2. EAS condition: starting TJ = 25 °C, L = 30 mH, Rg = 25 Ω.
  3. Pulse test: pulse width ≤ 300 μs, duty cycle ≤ 2%.

Important Notice

Information in this document is provided in connection with 突触半导体 products and is subject to change without notice. Customers are responsible for verifying that the product is suitable for their application; no license to any intellectual property right is granted by this document.

SYN9N50 · Rev 1.1 · 2026-07　　深圳市突触半导体有限公司 · synapsechip.com　　Page 1–6 of 6

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