High Efficiency Rectifiers HER301G-G Thru. HER308G-G Voltage: 50 to 1000 V Current: 3.0 A RoHS Device DO-27 Features -Glass passivated chip. -Low forward voltage. -High reliability. 1.000(25.40) Min. -High surge current capability. -High speed switching. 0.375(9.53) 0.285(7.24) Mechanical data 0.209(5.30) DIA. 0.189(4.79) DIA. -Case: JEDEC DO-27 molded plastic. 1.000(25.40) Min. -Epoxy: UL 94V-0 rate flame retardant. -Polarity: Color band denotes cathode end. 0.051(1.30) DIA. 0.047(1.19) DIA. -Lead: Solderable per MIL-STD-202, method 208 guaranteed. Dimensions in inches and (millimeter) -Mounting position: Any -Weight: 0.844 grams Maximum Ratings and Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. Symbol HER 301G-G HER 302G-G HER 303G-G HER 304G-G HER 305G-G HER 306G-G HER 307G-G HER 308G-G Unit Maximum repetitive peak reverse voltage @IT = 5μA VRRM 50 100 200 300 400 600 800 1000 V Maximum RMS voltage VRMS 35 70 140 210 280 420 560 700 V Maximum DC blocking voltage VDC 50 100 200 300 400 600 800 1000 V Maximum average forward rectified current @TA=25°C I(AV) Maximum instantaneous forward voltage at specified current VF Maximum DC reverse current IR Maximum reverse recovery time (Note 1) trr Operating temperature range TJ -55 ~ +150 °C TSTG -55 ~ +150 °C Parameter Storage temperature range 3.0 A 1.3 1.0 1.7 μA 5.0 75 50 V ns NOTES: 1. Reverse recovery test conditions: IF=0.5A, IR=1.0A, IRR=0.25A(RGI circuit) REV:A Page 1 QW-BU012 Comchip Technology CO., LTD. High Efficiency Rectifiers Rating and Characteristic Curves (HER301G-G Thru. HER308G-G) Fig.1 - Forward Current Derating Curve Fig.2 - Typical Forward Characteristics 100 Instantaneous Forward Current, (A) Average Forward Current, (A) 3.0 Single phase half wave Resistive or inductive load 2.5 2.0 1.5 1.0 0.5 0 0 25 50 75 100 125 150 10 1.0 HER306G-G to HER308G-G TJ = 25°C Pulse width = 300us 0.1 0.2 175 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2 Ambient Temperature, (°C) Instantaneous Forward Voltage, (V) Fig.3 - Peak Forward Surge Current Fig.4 - Typical Junction Capacitance 180 100 Pulse width 8.3 ms single half-sine-wave 150 HER301G-G to HER305G-G Capacitance, (pF) Peak Forward Surge Current, (A) HER305G-G HER301G-G to HER304G-G 120 90 60 HER306G-G to HER308G-G 10 TJ = 25°C , f = 1MHz 30 0 1 10 100 Number of Cycles at 60Hz 1 1 10 100 Reverse Voltage, (V) REV:A Page 2 QW-BU012 Comchip Technology CO., LTD. High Efficiency Rectifiers Taping Specification For Axial Lead Diodes E 90° ± 5° Z A L1 B L2 T E Do W0 D1 L H D W DO-27 DO-27 SYMBOL A B Z T E L1 L2 (mm) 10.00 ± 0.50 52.00 ± 0.50 1.20 (max) 6.00 ± 0.40 1.00 (max) 1.00 (max) 1.00 (max) (inch) 0.394 ± 0.020 2.047 ± 0.020 0.047 (max) 0.236 ± 0.016 0.039 (max) 0.039 (max) 0.039 (max) SYMBOL D1 D0 D W0 L W H (mm) 85.70 ± 0.30 16.60 ± 0.40 330.00 72.00 ± 3.00 260.00 75.00 145.00 (inch) 3.374 ± 0.012 0.654 ± 0.016 13.000 2.835 ± 0.118 10.236 2.953 5.709 REV:A Page 3 QW-BU012 Comchip Technology CO., LTD. High Efficiency Rectifiers Marking Code Part Number Marking code Packaging HER301GA-G HER302GA-G HER303GA-G HER304GA-G HER305GA-G HER306GA-G HER307GA-G HER308GA-G HER301GB-G HER302GB-G HER303GB-G HER304GB-G HER305GB-G HER306GB-G HER307GB-G HER308GB-G HER301GT-G HER302GT-G HER303GT-G HER304GT-G HER305GT-G HER306GT-G HER307GT-G HER308GT-G HER301G HER302G HER303G HER304G HER305G HER306G HER307G HER308G HER301G HER302G HER303G HER304G HER305G HER306G HER307G HER308G HER301G HER302G HER303G HER304G HER305G HER306G HER307G HER308G AMMO AMMO AMMO AMMO AMMO AMMO AMMO AMMO BULK BULK BULK BULK BULK BULK BULK BULK REEL REEL REEL REEL REEL REEL REEL REEL HERXXXG XXX = Product type marking code Note: 1) Suffix code after part number to specify packaging item . Packaging Code AMMO PACK A BULK PACK B REEL PACK T Standard Packaging AMMO PACK Case Type DO-27 BOX CARTON ( pcs ) ( pcs ) 1,200 12,000 BULK PACK Case Type BOX CARTON ( pcs ) ( pcs ) 200 10,000 500 12,000 DO-27 REEL PACK Case Type DO-27 REEL Reel Size ( pcs ) (inch) 1,200 13 REV:A Page 4 QW-BU012 Comchip Technology CO., LTD.