電源供給回路 USBタイプ

USB使用時のパワーマネージメントとESD保護回路例

Power supply circuit (USB type)

ラインアップ

TVSダイオード

Part number DF2B6M4SL DF2B6M4BSL DF2B20M4SL DF2B5BSL DF2B5PCT DF2B7PCT
Package SL2 CST2
VESD [kV] ±20 ±8 ±15 ±23 ±30 ±30
VRWM (Max) [V] 5.5 5.5 18.5 3.3 3.6 5.5
Ct (Typ.) [pF] 0.2 0.12 0.2 11 41 45
RDYN (Typ.) [Ω] 0.5 1.05 0.2 0.2 0.1 0.1
Purpose Signal line Signal line Signal line
Power line		 Power line Power line Power line
Audio line

TVS diode

電子ヒューズ (eFuse IC)

Part number

TCKE800NA

TCKE800NL

TCKE805NA

TCKE805NL

TCKE812NA

TCKE812NL

 TCKE712BNL

Package

WSON10B

3.0 x 3.0 x 0.7 mm

WSON10

3.0 x 3.0 x 0.75 mm
VIN [V] 4.4 to 18 4.4 to 13.2

RON (Typ.) [mΩ]

28

 53
Return function NA: Automatic return, NL: Latch type (external signal control) Latch type (external signal control)
VOVC (Typ.) [V] - 6.04 15.1 Adjustable

Electronic Fuse (eFuse IC)

N-ch MOSFETゲートドライバーIC

Part number VIN_OVLO
Min / Max [V]		 VGS
Typ. / Max [V]		 N-ch MOSFET type
can be driven		 Package
TCK401G Over 28 Max 10
(VIN ≥ 12 V)		 Single high side
Common Source		 WCSP6E
TCK402G
TCK420G 26.50 / 28.50 10 / 11
(VIN ≥ 5 V)

Single high side

Common Drain

 WCSP6G
TCK421G 22.34 / 24.05
TCK422G
 13.61 / 14.91
TCK423G 13.61 / 14.91 5.6 / 6.3
TCK424G 10.35 / 11.47
TCK425G 5.76 / 6.87

N-ch MOSFET gate driver IC

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