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ZHCSCA0I March 2014 – August 2024 BQ2970 , BQ2971 , BQ2972 , BQ2973

PRODUCTION DATA

6.8 Typical Characteristics

	V_BAT = 1.5V

Figure 6-1 1.5V I_BAT Versus Temperature

	F_OSC, Setting = 1.255kHz

Figure 6-3 Internal Oscillator Frequency Versus Temperature

Figure 6-5 0V Charging Disallowed Versus Temperature

	t_OVPD, Setting = 1.25s

Figure 6-7 OVP Detection Dely Time Versus Temperature

	t_UVPD, Setting = 144ms

Figure 6-9 UVP Detection Delay Time Versus Temperature

	t_OCCD, Setting = 8ms

Figure 6-11 OCC Detection Delay Time Versus Temperature

	t_UVPD, Setting = 20ms

Figure 6-13 OCD Detection Delay Time Versus Temperature

Figure 6-15 Power On Reset Versus Temperature

	V_BAT, Setting = 3.9V

Figure 6-17 DOUT Versus Temperature with I_oh = –30µA

	V_BAT = 3.9V

Figure 6-2 3.9V I_BAT Versus Temperature

	V_BAT, Setting = 0V

Figure 6-4 0V Charging Allowed Versus Temperature

	OVP, Setting = 4.275V

Figure 6-6 OVP Detection Accuracy Versus Temperature

	UVP, Setting = 2.800V

Figure 6-8 UVP Detection Accuracy Versus Temperature

	V_OCC, Setting = –100mV

Figure 6-10 OCC Detection Accuracy Versus Temperature

	V_OCD, Setting = 100mV

Figure 6-12 OCD Detection Accuracy Versus Temperature

	V_SCC, Setting = 500mV

Figure 6-14 SCC Detection Accuracy Versus Temperature

	V_BAT, Setting = 3.9V

Figure 6-16 COUT Versus Temperature with I_oh = –30µA