Electrical Characteristics: 8V ≤ VBAT ≤ 16V, 8V ≤ VER ≤ 25V, 1mA ≤ IV(OUT) ≤ 100mA,
TTEST = –40°C to 125°C, unless otherwise specified.
CS2001
2
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Absolute Maximum Ratings
VBAT .........................................................................................................................................................................................–0.5V to 25V
VER ..........................................................................................................................................................................................–0.5V to 25V
VOUT...........................................................................................................................................................................................–0.5V to 7V
Digital Input/Output Voltage ...............................................................................................................................................–0.5V to 7V
Peak Transient Voltage (36V Load Dump @ 14V battery voltage) ................................................................................................50V
Storage Temperature Range ...............................................................................................................................................–55° to 150°C
Junction to Free Air Thermal Impedance ..................................................................................................................................55°C/W
ESD Susceptibility (Human Body Model).........................................................................................................................................4kV
Lead Temperature Soldering: Reflow (SMD styles only)...........................................60 sec. max above 183°C, 230°C peak
TA.................................................................................................................................................................................–40°C to 85°C
TJ................................................................................................................................................................................–40°C to 150°C
s
Linear Regulator
Output Voltage
Output driven from VBAT: VER = 25V
4.9
5.1
V
Output driven from VER: VBAT = 0V
4.9
5.1
V
Regulator Bias Current
IV(BAT) @ IV(OUT) = –100mA,
(from VBAT)
SWSD = 4V, VBAT = 16V, VER = 25V
T = –40°C8
mA
T = 25°C7
mA
T = 125°C6
mA
Regulator Bias Current
IVER @ IV(OUT) = –100mA
(from VER)
SWSD = 4V, VBAT = 0V, VER = 25V
T = –40°C11
mA
T = 25°C9
mA
T = 125°C8
mA
Dropout Voltage
VER = 25V, IV(OUT) = –100mA (probe only)
1.5
V
VBAT – VOUT
Dropout Voltage
VBAT = 0V, IV(OUT) = –100mA
1.5
V
VER – VOUT
Smart Switch Threshold
VER = 25V, IV(OUT) = –50mA
6.5
8.0
V
VBAT to VER
Smart Switch Threshold
VER = 25V, IV(OUT) = –50mA
0.5
1.0
V
Hysteresis
VOUT Output Noise
VBAT = 16V, VER = 25V, IV(OUT) = –1mA
0.050
V
C = 10F, ESR = 0.5
Line Regulation
0.025
V
Load Regulation
0.025
V
Output Current Limit
120
mA
s
Switching Regulator
VER = 25V, IV(OUT) = –1mA
Switching Frequency
CPUMP = 270pF, RI(BIAS) = 30.1k
135
150
165
kHz
Pump Drive Current
IV(BAT) for 0A ≤ IV(SW) ≤ 1.2A
50
mA
Switch Saturation Voltage
IV(SW) = 1.2A
1.6
V
Output Current Limit
1.2
2.4
A
VFB Regulation
1.238
1.270
1.303
V
VFB Input Current
VFB above short low detection level
1
A
VFB Input Shorted Low
200
250
300
mV
Detection Level