SMD Marking Code - BU

Total Parts	30/37
Manufacturers	Siemens AG, Richtek Technology Corp., Fagor Electronica, Ricoh Co., Ltd, PanJIT Semiconductor, Vishay Semiconductor GmbH, Torex Semiconsuctor Ltd., ON Semiconductor, Comchip Technology Corporation, StarHope, Rohm Co., Ltd., Shanghai Lunsure Electronic Technology Co., Ltd, Diodes Inc., Pericom Technology Inc., Philips GmbH, NEC Electronics Inc. (Nippon Electrical Company)
Functions	Zener Diode, Transient Voltage supressor, Silicon PNP Transistor, Linear Voltage Regulator Integrated Circuit, Silicon NPN Transistor, Silicon Diode, Voltage Detector Integrated Circuit
Cases	SOD-323, DO-214AC, SOT-23-5, DO-214AB, DO-215AA, SOT-346, SOD-123, SSOT-24, DO-214AA, DO-220AA, SSOP-5, SOT-23, SOT-89, SC-82AB, SOT-323, SOD-123FL, TUMD2
Pins	28xg, 20vl, 26cr, 16ta, 28vdq, 26vn, 8d, 7d, 5d, 1ba, 26gh, 1d, 5ba, 26rp, 16dl, 20tb, 16ch
Description	SBR, 30V, 200mA, Vf<0.52V(100mA), <5ns 27V±5%, Izt=5mA, Zzt=40Ω, 375mW 27V±5%, If=250mA, 300mW Vbr=34.2..37.8V, Vrwm=30.8V, 8.4A, 400W(1ms) Vrwm=20V, 11.1A, 400W (1ms) Vrwm=20V, Vbr=18..22V, 216.7A, 600W(1ms), Bidir. Vbr=21.1..23.3V, Vrwm=19V, Ipp=6.54A, 200W(1ms) Vrwm=20V, Vbr=22.2..27.1V, 11.2A, 400W(1ms) Vrwm=20V, Vbr=22.2..28.1V, 16.7A, 600W(1ms), Bidir. Vrwm=20V, Vbr=22.2..28.1V, 16.7A, 600W(1ms), Bidir. Vbr=22.2..27.1V, Vrwm=20V, Ipp=11.2A, 400W(1ms) 32.79..34.49V, Izt=5mA, Zzt=75Ω, 500mW Vrwm=20.0V, Vbr=22.20..27.10V, Ipp=11.17A, 400W(1ms) Vrwm=20.0V, Vbr=22.20..27.10V, Ipp=19.76A, 600W(1ms), Bidir. 33V±2.5%, Izt=5mA, 200mW GP, 45V, 100mA, 330mW, B= 120..220, 250MHz GP, 45V, 100mA, 330mW, B= 120..220, 250MHz Dual, Sw, 80V, 200mA, 200mW, Vf<1V(10mA) Dual, Sw, 80V, 200mA, 200mW, Vf<1V(10mA) LDO, 3.8V±2%, 100mA

SMD Code	A	Part Number	Manufacturer	Case	Pin	Description
BU	-	BAT54	Ons	SOD-123	5d	Silicon Diode SBR, 30V, 200mA, Vf<0.52V(100mA), <5ns
BU	-	BZT52H-C27	Phi	SOD-123FL	7d	Zener Diode 27V±5%, Izt=5mA, Zzt=40Ω, 375mW
BU	-	BZX399-C27	Phi	SOD-323	5d	Zener Diode 27V±5%, If=250mA, 300mW
BU	-	P4SMA36	Fag	DO-214AC	1d	Transient Voltage supressor Vbr=34.2..37.8V, Vrwm=30.8V, 8.4A, 400W(1ms)
BU	-	P4SMAJ20	Lsr	DO-214AB	1d	Transient Voltage supressor Vrwm=20V, 11.1A, 400W (1ms)
BU	-	P6SMBJ20C	Pjt	DO-214AA	1ba	Transient Voltage supressor Vrwm=20V, Vbr=18..22V, 216.7A, 600W(1ms), Bidir.
BU	-	PMF19A	Shp	SOD-123FL	7d	Transient Voltage supressor Vbr=21.1..23.3V, Vrwm=19V, Ipp=6.54A, 200W(1ms)
BU	-	SMAJ20	Vs	DO-214AC	1d	Transient Voltage supressor Vrwm=20V, Vbr=22.2..27.1V, 11.2A, 400W(1ms)
BU	-	SMBG20C	Vs	DO-215AA	5ba	Transient Voltage supressor Vrwm=20V, Vbr=22.2..28.1V, 16.7A, 600W(1ms), Bidir.
BU	-	SMBJ20C	Vs	DO-214AA	1ba	Transient Voltage supressor Vrwm=20V, Vbr=22.2..28.1V, 16.7A, 600W(1ms), Bidir.
BU	-	SMP20	Vs	DO-220AA	8d	Transient Voltage supressor Vbr=22.2..27.1V, Vrwm=20V, Ipp=11.2A, 400W(1ms)
BU	-	TFZ36B	Rhm	TUMD2	7d	Zener Diode 32.79..34.49V, Izt=5mA, Zzt=75Ω, 500mW
BU	-	TV04A200K-G	Cmc	DO-214AC	1d	Transient Voltage supressor Vrwm=20.0V, Vbr=22.20..27.10V, Ipp=11.17A, 400W(1ms)
BU	-	TV06B200KB-G	Cmc	DO-214AA	1ba	Transient Voltage supressor Vrwm=20.0V, Vbr=22.20..27.10V, Ipp=19.76A, 600W(1ms), Bidir.
BU	-	UDZ33B	Di	SOD-323	5d	Zener Diode 33V±2.5%, Izt=5mA, 200mW
BU	-	BCX71GR	Phi	SOT-23	16ta	Silicon PNP Transistor GP, 45V, 100mA, 330mW, B= 120..220, 250MHz
BU	-	BCX71RG	Sie	SOT-23	16ta	Silicon PNP Transistor GP, 45V, 100mA, 330mW, B= 120..220, 250MHz
BU	-	DA228K	Rhm	SOT-346	16dl	Silicon Diode Dual, Sw, 80V, 200mA, 200mW, Vf<1V(10mA)
BU	-	DA228U	Rhm	SOT-323	16dl	Silicon Diode Dual, Sw, 80V, 200mA, 200mW, Vf<1V(10mA)
BU	-	RT9169-38CV	Rct	SOT-23	16ch	Linear Voltage Regulator Integrated Circuit LDO, 3.8V±2%, 100mA
BU	-	2SD1005-U	Nec	SOT-89	20tb	Silicon NPN Transistor AF-Amp, 100V, 1A, 2W, 160MHz, B=200..400
BU	-	RT9169-39CX	Rct	SOT-89	20vl	Linear Voltage Regulator Integrated Circuit LDO, 3.9V±2%, 100mA
BU	-	R3112Q181C	Ric	SC-82AB	26rp	Voltage Detector Integrated Circuit 1.8V±2%, -Reset ODO
BU	-	XC6109C15AN	Tor	SSOT-24	26rp	Voltage Detector Integrated Circuit 1.5V±2%, +Reset PPO
BU	-	XC6119C15ANR	Tor	SSOT-24	26gh	Voltage Detector Integrated Circuit 1.5V±2%, -Reset PPO
BU	-	XC6127C45GNR	Tor	SSOT-24	26cr	Voltage Detector Integrated Circuit 4.5V±0.8%, +Reset PPO, -MR, Rt=100ms
BU	-	XC6127N46BNR	Tor	SSOT-24	26cr	Voltage Detector Integrated Circuit 4.6V±0.8%, -Reset ODO, -MR, Rt=100ms
BU	-	XC6221B261NR	Tor	SSOT-24	26vn	Linear Voltage Regulator Integrated Circuit LDO, 2.6V±1%, 200mA, +CE, CL
BU	-	BD4739G	Rhm	SSOP-5	28vdq	Voltage Detector Integrated Circuit 3.9V±1%, -Reset ODO
BU	-	PT7M7824RTA	Pti	SOT-23-5	28xg	Voltage Detector Integrated Circuit 2.63V±1.5%, ±Reset PPO, WD