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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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LTC3552 датащи(PDF) 2 Page - Linear Technology |
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LTC3552 датащи(HTML) 2 Page - Linear Technology |
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2 / 24 page  LTC3552 2 3552f Charger Input Supply (VIN) ........................ –0.3V to 10V PROG, ITERM .................................. –0.3V to VIN + 0.3V BAT .............................................................. –0.3V to 7V ⎯C⎯H⎯R⎯G, ⎯P⎯W⎯R, ⎯E⎯N......................................... –0.3V to 10V BAT Short-Circuit Duration............................ Continuous BAT Pin Current ..........................................................1A PROG Pin Current ....................................................1mA Converter Input Supply (VCC)....................... –0.3V to 6V VFB1, VFB2, RUN1, RUN2...................–0.3V to VCC +0.3V MODE/SYNC ....................................–0.3V to VCC + 0.3V SW1, SW2 .......................................–0.3V to VCC + 0.3V ⎯P⎯O⎯R ............................................................. –0.3V to 6V Ambient Operating Temperature Range (Note 2) .................................... –40°C to 85°C Maximum Junction Temperature (Note 8) ............ 125°C Storage Temperature Range................... –65°C to 125°C (Note 1) The ● denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VIN = 5V, VCC = 3.6V unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Battery Charger VIN Input Supply Voltage ● 4.25 8 V IIN Input Supply Current Charge Mode (Note 4) Standby Mode Shutdown Mode RPROG = 10k Charge Terminated ⎯E⎯N = 5V, VIN < VBAT or VIN < VUV ● ● ● 0.4 200 25 1 500 50 mA µA µA VFLOAT Regulated Output (Float) Voltage 0°C ≤ TA ≤ 85°C, 4.3V < VIN < 8V 4.158 4.2 4.242 V IBAT BAT Pin Current RPROG = 10k, Current Mode RPROG = 2k, Current Mode Standby Mode, VBAT = 4.2V Shutdown Mode ( ⎯E⎯N = 5V, VIN < VBAT or VIN < VUV) Sleep Mode, VIN = 0V ● ● ● 92 465 100 500 –2.5 ±1 ±1 105 535 –6 ±2 ±2 mA mA µA µA µA ITRIKL Trickle Charge Current VBAT < VTRIKL, RPROG = 2k ● 30 45 60 mA VTRIKL Trickle Charge Threshold Voltage RPROG = 10k, VBAT Rising 2.8 2.9 3 V VTRHYS Trickle Charge Hysterisis Voltage RPROG = 10k 80 mV VUV VIN Undervoltage Lockout Voltage From VIN Low to High ● 3.7 3.8 3.92 V VUVHYS VIN Undervoltage Lockout Hysteresis ● 150 200 300 mV ELECTRICAL CHARACTERISTICS ABSOLUTE AXI U RATI GS PACKAGE/ORDER I FOR ATIO 16 15 14 13 12 11 10 9 17 1 2 3 4 5 6 7 8 EN PWR VIN PROG SW1 VCC RUN1 VFB1 ITERM BAT CHRG MODE/SYNC SW2 POR RUN2 VFB2 TOP VIEW DHC PACKAGE 16-LEAD (5mm × 3mm) PLASTIC DFN TJMAX = 125°C, θJA = 40°C/W (Note 3) EXPOSED PAD IS GROUND (PIN 17) MUST BE SOLDERED TO PCB ORDER PART NUMBER DHC PART MARKING LTC3552EDHC 3552 Order Options Tape and Reel: Add #TR Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF Lead Free Part Marking: http://www.linear.com/leadfree/ Consult LTC Marketing for parts specified with wider operating temperature ranges. |
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