Single diode standard rectifier Littelfuse IXYS DSI30-12A with TO220 package and low leakage current

Product Overview

The DSI30-12A is a single diode standard rectifier designed for main rectification and suitable for single and three-phase bridge configurations. It features planar passivated chips, a very low leakage current, and a very low forward voltage drop, contributing to improved thermal behavior. This diode is housed in an industry-standard TO-220 package and is RoHS compliant.

Product Attributes

• Brand: Littelfuse / IXYS
• Package: TO-220
• Certifications: RoHS compliant, Epoxy meets UL 94V-0

Technical Specifications

Part Number	VRRM (V)	IF(AV) (A)	VF (V)	Package	Description
DSI30-12A	1200	30	1.25 (typ.)	TO-220	Single Diode Standard Rectifier

Symbol	Definition	Conditions	min.	typ.	max.	Unit
VRRM	max. repetitive reverse blocking voltage	TJ = 25C			1200	V
IF(AV)	average forward current	TC = 130C		30		A
VF	forward voltage drop	IF = 30 A, TJ = 175C		1.25		V
Ptot	total power dissipation	TC = 25C			160	W
thJC	thermal resistance junction to case			0.5		K/W
thCH	thermal resistance case to heatsink			0.5		K/W
IFSM	max. forward surge current	t = 10 ms; (50 Hz), sine, TVJ = 45C			300	A
It	value for fusing	t = 10 ms; (50 Hz), sine, TVJ = 45C			450	As
CJ	junction capacitance	VR = 400 V, f = 1 MHz, TVJ = 25C			130	pF
VRSM	non-repetitive reverse blocking voltage	TJ = 25C			40	V
IR	reverse current	VR = 1200 V, TJ = 25C			150	A
VF0	threshold voltage			0.82		V
rF	slope resistance			14.1		m

Dimensions (TO-220)	Millimeter (Min)	Millimeter (Max)	Inches (Min)	Inches (Max)
A	4.32	4.82	0.170	0.190
A1	1.14	1.39	0.045	0.055
A2	2.29	2.79	0.090	0.110
b	0.64	1.01	0.025	0.040
b2	1.15	1.65	0.045	0.065
C	0.35	0.56	0.014	0.022
D	14.73	16.00	0.580	0.630
E	9.91	10.66	0.390	0.420
e	5.08 BSC	5.08 BSC	0.200 BSC	0.200 BSC
H1	5.85	6.85	0.230	0.270
L	12.70	13.97	0.500	0.550
L1	2.79	5.84	0.110	0.230
P	3.54	4.08	0.139	0.161
Q	2.54	3.18	0.100	0.125

2410121913_Littelfuse-IXYS-DSI30-12A_C35523.pdf