SMD Marking Code - B4

Total Parts	30/126
Manufacturers	Chenmko Enterprise Co., Ltd., Fagor Electronica, EIC Semiconductor, Inc., Sanyo Electric Co. Ltd, Zetex plc., ON Semiconductor, Anachip Corp., Motorola Inc., SGS-Thomson Microelectronics, Diodes Inc., ELM Technology Corporation, Agilent Technologies, NXP Semiconductors (Philips), Philips GmbH, NEC Electronics Inc. (Nippon Electrical Company), Chip Integration Technology, Zowie Technology Corporation, ITT Intermetall, Anwell Semiconductor Corp.
Functions	Capacitance Diode (Varactor, Varicap), Zener Diode, Transient Voltage supressor, Silicon NPN Transistor, Linear Voltage Regulator Integrated Circuit, Silicon Diode, Voltage Reference Integrated Circuit, Voltage Detector Integrated Circuit
Cases	SMCP, SOD-123W, SC-70, SOD-323, DO-214AC, SOD-123, SOT-23-3L, DO-214AA, 1206, SOD-323FL, SC-70-3, SOT-23, SOT-323, SOD-123FL, 0805
Pins	14d, 16rc, 16te, 16vda, 16vdb, 16ta, 7d, 5d, 3d, 1d, 16dc, 16dl, 16cg, 16dg
Description	SBR, 40V, 1A, Vf<0.45V(1A) 2.7V±5%, Izt=5mA, Zzt=83Ω, 375mW 2.4V±5%, If=250mA, 300mW SBR, 50V, 2A, Vf<0.7V(2A) SBR, 40V, 500mA, Vf=0.43V(500mA) SBR, 40V, 1A, Vf<0.55V(1A) 2.57..2.84V, Izt=20mA, Zzt=30Ω, 500mW 2.57..2.84V, Izt=20mA, Zzt=30Ω, 500mW 2.7V±5%, Izt=20mA, Zzt=30Ω, 500mW SBR, 40V, 0.5A, Vf<0.48V(0.5A) Vrwm=64V, Vbr=71.10..78.60V, 3.9A, 400W (1ms) Rectifier, Fast-Recovery, 400V, 1A, Vf<1.05V(1A), <25ns SBR, 40V, 500mA, Vf<0.48V(500mA) 2.7V±2.5%, Izt=5mA, 200mW Sw, 40V, 200mA, 200mW, 500MHz, B=90..180 Sw, 40V, 200mA, 150mW, B=90..180, 12/18ns Sw, Hi-Sp, 40V, 200mA, 150mW, B=50..100, 750MHz LDO, 1.0V±2%, 300mA, Halogen-free LDO, 1.0V±2%, 300mA Adjustable, Precision, Shunt, 1.24V±0.5%

SMD Code	A	Part Number	Manufacturer	Case	Pin	Description
B4	-	B140LW	Cit	SOD-123	5d	Silicon Diode SBR, 40V, 1A, Vf<0.45V(1A)
B4	-	BZT52H-C2V7	Phi	SOD-123FL	7d	Zener Diode 2.7V±5%, Izt=5mA, Zzt=83Ω, 375mW
B4	-	BZX399-C2V4	Phi	SOD-323	5d	Zener Diode 2.4V±5%, If=250mA, 300mW
B4	-	FSS25	Fag	DO-214AA	1d	Silicon Diode SBR, 50V, 2A, Vf<0.7V(2A)
B4	-	MBR0540	Ons	SOD-123	5d	Silicon Diode SBR, 40V, 500mA, Vf=0.43V(500mA)
B4	-	MBRA140	Mot	DO-214AC	3d	Silicon Diode SBR, 40V, 1A, Vf<0.55V(1A)
B4	-	MM1Z5223B	Eic	SOD-323FL	7d	Zener Diode 2.57..2.84V, Izt=20mA, Zzt=30Ω, 500mW
B4	-	MM1Z5223BH	Zow	SOD-123	5d	Zener Diode 2.57..2.84V, Izt=20mA, Zzt=30Ω, 500mW
B4	-	MMSZ5223B	Eic	SOD-123	5d	Zener Diode 2.7V±5%, Izt=20mA, Zzt=30Ω, 500mW
B4	-	MSCD054	Zow	0805	14d	Silicon Diode SBR, 40V, 0.5A, Vf<0.48V(0.5A)
B4	-	PTVS64VS1UR	Nxp	SOD-123W	7d	Transient Voltage supressor Vrwm=64V, Vbr=71.10..78.60V, 3.9A, 400W (1ms)
B4	-	SMBYT01-400	Ste	DO-214AA	1d	Silicon Diode Rectifier, Fast-Recovery, 400V, 1A, Vf<1.05V(1A), <25ns
B4	-	SSCD054	Zow	1206	14d	Silicon Diode SBR, 40V, 500mA, Vf<0.48V(500mA)
B4	-	UDZ2V7B	Di	SOD-323	5d	Zener Diode 2.7V±2.5%, Izt=5mA, 200mW
B4	-	2SC1621-4	Nec	SOT-23	16ta	Silicon NPN Transistor Sw, 40V, 200mA, 200mW, 500MHz, B=90..180
B4	-	2SC4175-4	Nec	SOT-323	16ta	Silicon NPN Transistor Sw, 40V, 200mA, 150mW, B=90..180, 12/18ns
B4	-	2SC4987-4	San	SMCP	16ta	Silicon NPN Transistor Sw, Hi-Sp, 40V, 200mA, 150mW, B=50..100, 750MHz
B4	-	AP1772B-10GX	Anw	SC-70	16cg	Linear Voltage Regulator Integrated Circuit LDO, 1.0V±2%, 300mA, Halogen-free
B4	-	AP1772B-10PX	Anw	SC-70-3	16cg	Linear Voltage Regulator Integrated Circuit LDO, 1.0V±2%, 300mA
B4	-	AP432AW	Ana	SOT-23-3L	16rc	Voltage Reference Integrated Circuit Adjustable, Precision, Shunt, 1.24V±0.5%
B4	-	AP8821C-14GC	Anw	SOT-23	16vda	Voltage Detector Integrated Circuit 1.4V±2%, -Reset PPO, Halogen-free
B4	-	AP8821C-14GT	Anw	SC-70	16vda	Voltage Detector Integrated Circuit 1.4V±2%, -Reset PPO, Halogen-free
B4	-	AP8821C-14PC	Anw	SOT-23	16vda	Voltage Detector Integrated Circuit 1.4V±2%, -Reset PPO
B4	-	AP8821C-14PT	Anw	SC-70	16vda	Voltage Detector Integrated Circuit 1.4V±2%, -Reset PPO
B4	-	BAS70SGP	Chm	SOT-23	16dl	Silicon Diode Dual, SBD, 70V, 70mA, Vf<1V(15mA), <2pF, 5ns
B4	-	BAT54W	Ons	SOT-323	16dc	Silicon Diode SBR, 30V, 200mA, Vf<0.52V(100mA), <5ns
B4	-	BB404B	Itt	SOT-23	16dg	Capacitance Diode (Varactor, Varicap) Dual, 10V, 44.5..24.8pF(2..8V), 100MHz
B4	-	BSV52R	Zx	SOT-23	16te	Silicon NPN Transistor Sw, 20/12V, 100mA, 250mW, B=40..120, 500MHz
B4	-	ELM9714NBB	Elm	SOT-23	16vdb	Voltage Detector Integrated Circuit 1.4V±2.5%, +Reset ODO
B4	-	HSMS-2814	Agi	SOT-23	16dg	Silicon Diode Dual, Schottky, RF, 20V, 1A, Vf<0.4V(1mA), <1.2pF, 15Ω(5mA)