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?2001 fairchild semiconductor corporation www.fairchildsemi.com rev. 1.0.3 features ? constant voltage & constant current control ? wide operating range of 2.5v ~ 16v ? low-side source return current sensing ? externally adjustable charging current control ? charging current monitoring ? precision ldo regulator drive ouptut (adj) (only fan7564) ? error signals of output dropout (ldo) (only fan7564) ? current limit (ldo) ( fan7564 only) description the fan7563/fan7564 is designed for lithium-ion battery charger. this controls charging current and voltage of lith- ium - ion battery as constant current and constant voltage control ic and can be used for stand alone charger (fan7563) and micom interface charger(fan7564). in addition ldo regulator driving output which is integrated within fan7564 enables to offer accurate reference voltage to power supply of micro controller, therefore, it features increasing stability and efficiency of charger set as well as minimizing external components of the set. additionally, fan7563/fan7564 provide the protection functions like error flag, short circuit protection(ldo), and charging current control disable. 8-sop 14-sop 1 1 internal block diagram ldodrv vcc vsen iref monit nc error output isen cs gnd cha- fb uvlo reference bias ldo drive reference internal bias vref(1.244v) 5 12 3 4 5 67 8 9 10 11(5) 12(6) 13(7) 14(8) nc 8sop 14sop ldodrv vcc vsen iref monit nc error output isen cs gnd cha- fb uvlo reference bias ldo drive reference internal bias vref(1.244v) 5 5 12 3 4 5 67 12 3 4 5 67 8 9 10 11(5) 12(6) 13(7) 14(8) nc 8sop 14sop 20k ? fan7563/fan7564 lithium-ion charger controller
fan7563/fan7564 2 pin assignments pin definitions pin number pin name pin function descrition 1output output pin for charging control. an external photocoupler is drived from the output for constant voltage and constant current charging control. 2i sen reference input for current amplifier. 3cs charging current sensing input . it is connected to a sense resistor (system ground) 4 gnd ground 5monit charging current monitoring output. this pin is connected to a micro controller and detects the amplified voltge derived from cs pin. 6i ref reference current control input. the amplifier reference current is controlled according to the resistor which is connected to the pin i ref . 7v sen voltage sensing input for constant battery voltage control. it is normally connected to the battery charger output through a resistor divider. 8v cc power supply input. the typical operating voltage range is 2.5v to 16v. 1 2 3 4 8 7 6 5 fan7563 output isen cs gnd v cc vsen iref monit
fan7563/fan7564 3 pin assignments (continued) pin definitions (continued) pin number pin name pin function & descrition 1output output pin for charging control. an external photocoupler is drived from the output for constant voltage and constant current charging control. 2i sen constant current loop reference input. 3cs charging current sensing input . it is connected to a sense resistor (system ground) 4 gnd ground 6cha- charging current monitoring feedback input. monitoring output voltage can be changed by alternating the value of external resistor which is connected to the pin6, cha- 7fb ldo output voltage sensing input. it is normally connected to the ldo output through a resistor divider. 8ldodrv ldo driving output. this is connected to the base of external tr (ksa539) 9 error ldo dropout error flag. this keeps the error signal off until the bias voltage for micro controller reaches the threshold voltage. error signal becomes on when the voltage reaches 4.8v. (with hysteresis 60mv) 11 monit charging current monitoring output. this pin is connected to a micro controller and detects the amplified voltage derived from cs pin. 12 i ref reference current control input. the amplifier reference current is controlled according to the resistor which is connected to the pin i ref . 13 v sen voltage sensing input for constant battery voltage control. it is normally connected to the battery charger output through a resistor divider. 14 v cc power supply input. the typical operating voltage range is 2.5v to 16v. 1 2 3 4 14 13 12 5 fan7564 output isen cs gnd v cc vsen iref monit 6 7 nc cha- fb 11 10 9 8 nc error ldodrv
fan7563/fan7564 4 absolute maximum ratings (ta = 25 c) electrical characteristic (fan7563) ( vcc = 6v, ta= 25 c,for min/max values ta is the operating juntion temperature range that applies(note 1), unless otherwise noted.)) note: 1. tested ambient temperature range for the fan7563: tlow = -25 c, thigh=85 c 2. parameter symbol value unit supply voltage v cc 2.5 ~ 16 v ldodrv sink current idrv 2 ma output sink current i o 20 ma power dissipation pd 0.75 w operating temperature range topr -25 ~ 85 c storage temperature range tstg -65 ~ 150 c parameter symbol conditions min. typ. max. unit total device input supply current i cc v cc =6v, iload=1ma, i o =0a - - 3 ma reference section reference voltage vref v cc =6v,iload=50ma,ta=25 c 1.23 1.245 1.26 v full temperature range 1.22 1.245 1.27 control part uvlo section high threshold voltage vth(h) - - 2.5 2.6 v low threshold voltage vth(l) - 2.3 2.4 - hysteresis 2 vhys2 - - 0.1 - voltage sense section voltage sense threshold voltage vvsen v cc = 6v, ta = 25 c 1.23 1.245 1.26 v full temperature range 1.22 1.245 1.27 threshold voltage temperature coefficient ? vvsen/ ? t - - 0.01 - %/ c input bias current ii - - 40 - na transconductance gm (v) - - 1 - s current sense section current sense threshold voltage visen v cc = 6v, ta=25 c -190 -200 -210 mv full temperature range - 0 - mv/ c transconductance gm - - 1 - s current reference voltage viref rpin12=25k ? , ta=25 c 1.23 1.245 1.26 v full temperature range 1.22 1.245 1.27 output section output sink current i o -5--ma output saturation voltage vsat i o =5ma - 200 400 mv s 1 r --- - =
fan7563/fan7564 5 electrical characteristic (continued) (fan7564) (v cc = 6v, ta= 25 c,for min/max values ta is the operating juntion temperature range that applies (note 1), unless otherwise noted.) parameter symbol conditions min. typ. max. unit total device input supply current i cc v cc =6v, iload=1ma, i o =0a - - 3 ma reference section reference voltage vref v cc =6v,iload=50ma,ta=25 c 1.23 1.245 1.26 v full temperature range 1.22 1.245 1.27 regulator part external output section (note2) line regulation ? vr(ii) 6v < v cc < 15v - - 0.5 %max load regulation ? vr(i o )1ma < iload < 100ma - - 0.5 %max current limit i cl v o =0v 110 - - ma output voltage v o v cc =6v, iload=50ma, ta=25 c 4.95 5.0 5.05 v full temperature range 4.9 5.0 5.1 1ma < iload < 100ma full temperature range 4.88 5.0 5.12 internal drive section ldodrv sink current idrv v cc =6v - - 2 ma error comparator section output low voltage v ol v cc =(v o -0.5)v, i ol =500 a - 150 400 mv high threshold voltage vth - - 4.8 4.9 v low threshold voltage vtl - 4.64 4.74 - v hysteresis1 vhys1 - - 0.1 - mv control part uvlo section high threshold voltage vth(h) - - 2.5 2.6 v low threshold voltage vth(l) - 2.3 2.4 - hysteresis 2 vhys1 - - 60 - voltage sense section voltage sense threshold voltage vvsen v cc = 6v, ta = 25 c 1.23 1.245 1.26 v full temperature range 1.22 1.245 1.27 threshold voltage temperature coefficient ? vvsen/ ? t -- 0.01 - %/ c input bias current ii - - 40 - na transconductance gm (v) - - 1 - s current sense section current sense threshold voltage visen v cc = 6v, ta=25 c -190 -200 -210 mv full temperature range - 0 - mv/ c transconductance gm - - 1 - s current reference voltage viref rpin12=25k ? , ta=25 c 1.23 1.245 1.26 v full temperature range 1.22 1.245 1.27
fan7563/fan7564 6 electrical characteristic (continued) (fan7564) note: 1. tested ambient temperature range for the fan7564: tlow = -25 c, thigh=85 c 2. tested with circuit 1. output capacitor, co is commonly used to provide improved output impedance and rejection of transients. the regulated output voltage is given by : vo=vref*(1+ra/rb) 3. circuit 1. parameter symbol conditions min. typ. max. unit output section output sink current i o -5--ma output saturation voltage vsat i o =5ma - 200 400 mv s 1 r --- - = output isen cs gnd cha- fb vcc vsen iref monit error ldodrv fan7564 co 100nf 1~2v i 4v 0.4 ~0v 2.5~16v ksa539 vo 330k ? ra rb 100k ? 60.45k ? 20k ? 10uf
fan7563/fan7564 7 typical applications part list (5.2v / 1.0a) part number value remarks part number value remarks r1 100k ? (1w) - c6 332 250vac y1 r2 240k ? (1/8w) chip c7 1000uf / 10v low esr (105 c) r3 240k ? (1/8w) chip c8 470uf / 10v low esr (105 c) r4 24k ? ( 1/8 w) chip c9 223 chip cap r5 15 ? chip c10 104 chip cap r7 2.7k ? chip c11 104 chip cap r8 100 ? ? ? ? chip c12 472 chip cap r9 0.1 ? ? ? ? sensing resistor c13 104 chip cap r12 27k ? chip c14 104 chip cap r13 0 ? chip d1 uf4007 - r15 560 ? ? ? ? chip d2 1n5822 schottky r16 1.8k ? ? ? ? chip d3 1n4148 chip diode r18 2.2k ? ? ? ? chip d6 0.5a / 600v chip b/d - -- fuse 1a / 250vac - c1 10uf / 400v - u1 ka5h0165rn fairchild c2 10uf / 400v - u2 pc817a opto coupler c3 7d471 - u4 fan7563 fairchild c4 332 / 1kv - l1 1mh - c5 10uf / 50v - l2 100uh coking coil v ac c1 d6 ka5h0165rn c5 r2 d3 r1 r5 d1 c9 u@u2 c6 u2 c4 t1 d2 r8 l2 c10 r7 c7 c11 r13 r18 r9 c 8 c12 c13 r12 r16 r15 c2 fan 7563
fan7563/fan7564 8 typical perfomance characteristics - 30 - 20 - 10 0 10 20 30 40 50 60 70 80 90 1.230 1.235 1.240 1.245 1.250 1.255 1.260 vsen[v] temperature - 30 - 20 - 10 0 10 20 30 40 50 60 70 80 90 190 192 194 196 198 200 202 204 206 208 210 isen[mv] temperature 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 3.0 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 uvlo[v] vc c[ v] - 30 - 20 - 10 0 10 20 30 40 50 60 70 80 90 0. 5 0. 6 0. 7 0. 8 0. 9 1. 0 1. 1 1. 2 1. 3 1. 4 1. 5 icc[ma](vcc=6v) , icc1[ma](vcc=16v) temperature - 30 - 20 - 10 0 10 20 30 40 50 60 70 80 90 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 vo m ax[ v] , vmo [ v] temperature - 30 - 20 - 10 0 10 20 30 40 50 60 70 80 90 50 60 70 80 90 100 110 120 130 140 150 sink current[ma] temperature figure 1. voltage sense characteristic figure 2. current sense characteristic figure 3. uvlo characteristic figure 4. i cc , i cc 1 characteristic figure 5. vmo, vmomax characteristic figure 6. max output sink current characteristic ( c) ( c) ( c) ( c) ( c)
fan7563/fan7564 9 typical perfomance characteristics (continued) - 30 - 20 - 10 0 10 20 30 40 50 60 70 80 90 4.90 4.92 4.94 4.96 4.98 5.00 5.02 5.04 5.06 5.08 5.10 vo[ v] temperature 4.5 4.6 4.7 4.8 4.9 5.0 5.1 5.2 0 1 2 3 4 5 error[v] vo[v] 6 8 10 12 14 16 4.95 4.96 4.97 4.98 4.99 5.00 5.01 5.02 5.03 5.04 5.05 vo [ v] vc c[ v] 0 102030405060708090100 4.95 4.96 4.97 4.98 4.99 5.00 5.01 5.02 5.03 5.04 5.05 vo [ v] iload[ma] - 30 - 20 - 10 0 10 20 30 40 50 60 70 80 90 140 150 160 170 180 190 200 210 220 230 240 current limit[ma] temperature 0 2 4 6 8 10121416 0. 0 0. 5 1. 0 1. 5 2. 0 2. 5 3. 0 3. 5 4. 0 4. 5 5. 0 5. 5 6. 0 vo , vf b [ v] vcc[v] figure 7. ldo output characteristic figure 8. error flag characteristic figure 9. line regulation characteristic figure 10. load regulation characteristic figure 11. current limit characteristic figure 12. start-up characteristic (i o =100ma, with ksa539) ( c) ( c)
fan7563/fan7564 10 mechanical dimensions package dimensions in millimeters 4.92 0.20 0.194 0.008 0.41 0.10 0.016 0.004 1.27 0.050 5.72 0.225 1.55 0.20 0.061 0.008 0.1~0.25 0.004~0.001 6.00 0.30 0.236 0.012 3.95 0.20 0.156 0.008 0.50 0.20 0.020 0.008 5.13 0.202 max #1 #4 #5 0~8 #8 0.56 0.022 () 1.80 0.071 max0.10 max0.004 max min + 0.10 -0.05 0.15 + 0.004 -0.002 0.006 8-sop
fan7563/fan7564 11 mechanical dimensions (continued) package dimensions in millimeters 8.56 0.20 0.337 0.008 1.27 0.050 5.72 0.225 1.55 0.10 0.061 0.004 0.05 0.002 6.00 0.30 0.236 0.012 3.95 0.20 0.156 0.008 0.60 0.20 0.024 0.008 8.70 0.343 max #1 #7 #8 0~8 #14 0.47 0.019 () 1.80 0.071 max0.10 max0.004 max min + 0.10 -0.05 0.20 + 0.004 -0.002 0.008 + 0.10 -0.05 0.406 + 0.004 -0.002 0.016 14-sop
fan7563/fan7564 12 ordering information product number package operating temperature fan7563d 8-sop -25 c to +85 c fan7564d 14-sop
fan7563/fan7564 13
fan7563/fan7564 5/17/01 0.0m 001 stock#dsxxxxxxxx ? 2001 fairchild semiconductor corporation life support policy fairchild?s products are not authorized for use as critical components in life support devices or systems without the express written approval of the president of fairchild semiconductor corporation. as used herein: 1. life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user. 2. a critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. www.fairchildsemi.com disclaimer fairchild semiconductor reserves the right to make changes without further notice to any products herein to improve reliability, function or design. fairchild does not assume any liability arising out of the application or use of any product or circuit described herein; neither does it convey any license under its patent rights, nor the rights of others.

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