UM608 Datasheet, PDF (3/4 Pages) Unisonic Technologies – CONSTANT VOLTAGE AND CONSTANT CURRENT CONTROLLER FOR BATTERY CHARGERS

UM608
Preliminary
LINEAR INTEGRATED CIRCUIT
„ ABSOLUTE MAXIMUM RATING
PARAMETER
SYMBOL
RATINGS
UNIT
Power Supply Voltage
V_CC
35
V
Junction Temperature
T_J
150
°C
Operating Temperature
T_OPR
-40~+105
°C
Storage Temperature
T_STG
-65 ~ +150
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
„ THERMAL DATA
PARAMETER
Junction to Ambient
SYMBOL
θ_JA
„ RECOMMENDED OPERATING CONDITIONS
RATINGS
150
UNIT
°C/W
PARAMETER
Voltage Operating
SYMBOL
V_CC
RATINGS
5 ~ 32
„ ELECTRICAL CHARACTERISTICS (V_CC=15V, T_A=25°C, unless otherwise specified)
UNIT
V
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
DEVICE SUPPLY
Supply Current
I_CC
V_CC=15V
2
4
mA
VOLTAGE CONTROL LOOP
Transconduction Gain (V_CTRL)
G_MV I/(V1-V2)
1 3.5
mA/mV
Voltage Control Loop Reference
V_REF
1.25
V
Input Bias Current
I_IBV
50
nA
CURRENT CONTROL LOOP
Transconduction Gain (V_SENSE)
G_MI I/(V1-V2)
1.5 7
mA/mV
Current Control Loop Reference
V_SENSE
190
mV
OUTPUT OF VOLTAGE AND CURRENT CONTROL LOOP
Low Output Voltage at 10mA
Sinking Current
V_OL
200
mV
Max Output Current
I_OM Output to V_CC sink current only
27 50 mA
OUTPUT OF CHARGE SUTUS
High Output Voltage at 10mA
Source Current
V_OH
13 13.5 14
V
Max Output Current
I_OM Output to GND source current only
20 40 mA
Sense charge status
V_REF Input of charge status amplifier
65
mV
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R105-043.a