APW7199 查看數據表（PDF） - Anpec Electronics
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APW7199 Datasheet PDF : 24 Pages
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APW7199
Electrical Characteristics (Cont.)
Refer to the typical application circuits. These specifications apply over VCC = 5V, and TA = -40 ~ 85°C, unless otherwise
specified. Typical values are at TA = 25°C.
Symbol
Parameter
Test Conditions
APW7199
Unit
Min.
Typ.
Max.
GATE DRIVER
UGATE Source Resistance
VBOOT = 5V, VBOOT - VUGATE = 0.5V
-
1.5
3
Ω
UGATE Sink Resistance
VBOOT = 5V, VUGATE - VPHASE = 0.5V
-
1
2
Ω
LGATE Source Resistance
VCC = 5V, VCC - VLGATE = 0.5V
-
1.5
3
Ω
LGATE Sink Resistance
Dead Time
VCC = 5V, VLGATE - VGND = 0.5V
(Note 4)
-
0.8
1.5
Ω
20
25
40
ns
BOOTSTRAP DIODE
VF
Forward Voltage
VCC - VBOOT-GND, IF = 5mA
IR
Reverse Leakage
VBOOT-GND = 30V, VPHASE = 25V,
VCC = 5V
VCC POWER-ON-RESET (POR) THRESHOLD
-
0.8
1
V
-
-
0.5
µA
VVCC_THR
Rising VCC POR Threshold
Voltage
4.05
4.2
4.35
V
VCC POR Hysteresis
0.1
0.2
0.3
V
OSCILLATOR
FSW
Switching Frequency in PWM
Mode
DC Output Current, VCC = 4.5V ~
5.5V
270
300
330
kHz
Minimum Ultrasonic Operating
Frequency
VCC = 4.5V ~ 5.5V
20
25
-
kHz
CONTROL INPUTS
PWM Converter Shutdown
Threshold
VEN/EXTREF Falling
-
-
0.4
V
External Reference Voltage
Input Range
VREF = VEN/EXTREF
0.5
-
2.5
V
Internal Reference Enable
Threshold
VREF = 0.5V (typical), VEN/EXTREF
Rising
2.75
-
-
V
EN/EXTREF Leakage Current
Maximum Voltage Slew Rate of
VREF
POWER OK INDICATOR (POK)
VEN/EXTREF = 0V
External reference voltage used,
VREF = VEN/EXTREF
-0.1
-
8
-
0.1
µA
-
mV/µs
VFB is from low to target value
(POK Goes High)
91
95
99
%
VPOK
POK Threshold
~3µs noise filter, VFB Falling
(POK Goes Low)
65
70
75
%
~3µs noise filter, VFB Rising
(POK Goes Low)
120
125
130
%
IPOK
POK Leakage Current
VPOK
POK Output Low Voltage
PROTECTIONS
VPOK = 5V
IPOK = -4mA
-
0.1
1.0
µA
-
0.5
1
V
IOCSET
IOCSET Source Current
IOCSET Sourcing
9
10
11
µA
VOCP_MAX Built-in Maximum OCP Voltage
230
250
270
mV
Copyright © ANPEC Electronics Corp.
4
Rev. A.4 - Oct., 2010
www.anpec.com.tw
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