MAX8730 データシートの表示（PDF） - Maxim Integrated
部品番号
コンポーネント説明
メーカー
MAX8730 Datasheet PDF : 29 Pages
| |||
Low-Cost Battery Charger
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1. VSRC = VASNS = VCSSP = VCSSN = 18V, VBATT = VCSIP = VCSIN = 12V, VVCTL = VICTL = 1.8V, MODE = float,
ACIN = 0, CLS = REF, REFON = LDO, INPON = LDO, RELTH = 2V. TA = -40°C to +85°C, unless otherwise noted.)
PARAMETER
REFERENCES
REF Output Voltage
REF Undervoltage Lockout
Threshold
SWREF Output Voltage
SWREF Load Regulation
TRIP POINTS
ACIN Threshold
SWITCHING REGULATOR
DHI Off-Time
DHI Off-Time K Factor
Cycle-by-Cycle Current-Limit
Sense Voltage
DHIV Output Volatge
DHIV Sink Current
DHI Resistance Low
DHI Resistance High
ERROR AMPLIFIERS
GMV Loop Transconductance
GMI Loop Transconductance
GMS Loop Transconductance
CCI/CCS/CCV Clamp Voltage
LOGIC LEVELS
MODE, REFON Input Low Voltage
MODE Input Middle Voltage
MODE, REFON Input High Voltage
INPON Threshold
ADAPTER DETECTION
ACOK Voltage Range
ACOK Sink Current
SYMBOL
CONDITIONS
MIN TYP
Ref
0 < IREF < 500µA
REF falling
8.0V < VSRC < 28V, no load
0.1mA < ISWREF < 20mA
4.16
3.224
ACIN rising
2.037
VBATT = 16.0V
300
VBATT = 16.0V
4.8
160
With respect to SRC
-4.3
10
IDHI = -10mA
IDHI = 10mA
VCTL = 3.6V, VBATT = 16.8V, MODE = LDO
VCTL = 3.6V, VBATT = 12.6V, MODE = FLOAT
ICTL = 3.6V, VCSSP - VCSIN = 75mV
VCLS = 2.048V, VCSSP - VCSSN = 75mV
1.1V < VCCV < 3.0V, 1.1V < VCCI < 3.0V,
1.1V < VCCS < 3.0V
0.0625
0.0833
0.5
0.5
150
1.9
3.4
VINPON rising
2.2
VINPON falling
0
VACOK = 0.4V, ACIN = 1.5V
1
MAX UNITS
4.24
V
3.9
V
3.376
V
50
mV
2.163
V
400
ns
6.4 V x µs
240
mV
-5.5
V
mA
4
Ω
2
Ω
0.250
0.333
2
2
600
mA/V
mA/V
mA/V
mV
0.5
V
3.3
V
V
V
0.8
28
V
mA
8 _______________________________________________________________________________________
Share Link: 