RZ7899 RZ-MIC | Alldatasheet
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Technical content
Features
Low stand-by current. ≦2uA Wide supply voltage range：3.0V~25.0V.. Built-in Brake Function Thermal Shutdown protection Short Circuit Protect Function Over Current Limit Function SOP8 Pb-Free package. Pin Function Input Truth Table 2pin Finput 1pin Binput 5,6pin Foutput 7,8pin Boutput H L H L L H L H H H L L L L Open Open 无锡睿智微电子有限公司 2011.7 Tel. 0510-85898501 18061979821 Fax. 0510-85898500 Pin NO Name Function
1 Bi Backward input
2 Fi Power supply
3 Gnd Ground
4 Vcc Vcc
5, 6 Fo Forward output 7, 8 Bo Backward output
3A Single-CH DC Motor Driver Circuit RZ7899 Absolute Maximum Rating Parameter Symbol Rating Unit Maximum supply voltage Vcc(max) 28 V Peak output current Iout(peak) 6 A Operating Temperature Top -25~+85 ℃ Storage temperature Tstg -55~+150 ℃ Electrical Characteristics(Vcc=6V ,Ta=25℃,unless otherwise specified) Parameter Symbol Condition Min Typ Max Unit Operating oltage VOPR 3.0 -- 25 V stand-by current Is Vcc = 9V Vi = 0 2 uA No-load oprating current Icc Vcc = 6V V1 = 2 4 7 mA High Output V oltage VHOUT Vcc = 6V Io =3A 5.5 5.7 5.9 V Low Output V oltage VLOUT Vcc = 6V Io = 3A 0.05 0.15 0.3 V High input V oltage ViH 2.2 3.0 6 V Low input V oltage ViL 0.5 0.7 V Input current Ii Vcc = 6V Vi = 3V 100 150 uA Continuous output current Iout Around of the no.5, no.6, & no.7,no.8 pins needs copper to auxiliary heat dissipation 3 5 A Thermal shutdown temperature Totp 130 ℃ 无锡睿智微电子有限公司 2011.7 Tel. 0510-85898501 18061979821 Fax. 0510-85898500
3A Single-CH DC Motor Driver Circuit RZ7899 Application circuit 56478321DriveDriveThermalI limit Con trolINFINROUTFOUTRVccGndC10.1uFC2470uFGNDVccMSh utd ownC30.1uF Test PCB Board 无锡睿智微电子有限公司 2011.7 Tel. 0510-85898501 18061979821 Fax. 0510-85898500
3A Single-CH DC Motor Driver Circuit RZ7899 无锡睿智微电子有限公司 2011.7 Tel. 0510-85898501 18061979821 Fax. 0510-85898500